N9TPB FCC License Search

🕒 FCC license data updated yesterday 9:42 am CDT (FCC files through Sep 30, 2026) · next update today 6:00 am CDT

Ask: HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI

K3DB HAM

🔒 Not available — currently licensed, through Sep 13, 2035. If it isn't renewed, it opens for vanity requests Sep 14, 2037.

📬 QSL: LoTW: uploads as WC4J, last Aug 16, 2026 · eQSL AG as WC4J

📝 K3DB has filed vanity applications before — latest filed Aug 25, 2005 · what was requested

Currently held by DAVID A BOLLINGER · 2 holders on record

Current holder: DAVID A BOLLINGER

Held K3DB Sep 13, 2005 → present · first licensed Jul 2, 1997 as WC4J · 3 licenses · FRN 0006909345

K3DB Active Amateur Extra · vanity Sep 13, 2005 → expires Sep 13, 2035

Licensee
DAVID A BOLLINGER

Address
16815 FALLS ROAD
UPPERCO, MD 21155-9445
39.5838, -76.7641 (street) · Grid FM19oo · CQ 5 · ITU 8 · map ↗

FRN
0006909345

Previous call
K3EBQ

Last granted
Sep 4, 2025

Effective
Sep 4, 2025

Last action
Sep 4, 2025
FCC actions (6)
- Sep 4, 2025 — License renewed LIREN
- Aug 1, 2015 — License renewed LIREN
- Mar 27, 2006 — Administrative update LIAUA
- Feb 8, 2006 — Administrative update LIAUA
- Sep 13, 2005 — Vanity call sign granted VANGRT
- Sep 13, 2005 — License issued LIISS
📦 Moved: Oakton, VA → Upperco, MD

K3EBQ Canceled Amateur Extra · vanity May 24, 2002 → Sep 13, 2005 (canceled)

Licensee
DAVID A BOLLINGER

Address
Attn: DAVID A BOLLINGER
16815 FALLS ROAD
UPPERCO, MD 21155-9445
39.5838, -76.7641 (street) · Grid FM19oo · CQ 5 · ITU 8 · map ↗

FRN
0006909345

Previous call
WC4J

Last granted
May 24, 2002

Effective
Oct 27, 2003

Last action
Sep 13, 2005
FCC actions (5)
- Sep 13, 2005 — License canceled LICAN
- Oct 27, 2003 — Administrative update LIAUA
- Apr 23, 2003 — Administrative update LIAUA
- May 24, 2002 — Vanity call sign granted VANGRT
- May 24, 2002 — License issued LIISS
WC4J Canceled Amateur Extra Jul 2, 1997 → May 24, 2002 (canceled)

Licensee
DAVID A BOLLINGER

Address
3379 HICKORY HILLS DR
OAKTON, VA 22124-2306
38.8949, -77.3295 (ZIP center) · Grid FM18iv · CQ 5 · ITU 8 · map ↗

FRN
0006909345

Last granted
Jul 2, 1997

Effective
Jul 2, 1997

Last action
May 10, 2014
FCC actions (1)
- May 24, 2002 — License canceled LICAN

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Nov 7, 2004 → Sep 27, 2026 · 79 snapshots · as K3EBQ
DAVID A BOLLINGER
Attn: DAVID A BOLLINGER
16815 FALLS ROAD, UPPERCO, MD 21155-9445
39.5838, -76.7641 (street) · Grid FM19oo · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as WC4J
DAVID A BOLLINGER
3379 HICKORY HILLS DR, OAKTON, VA 22124-2306
38.8949, -77.3295 (ZIP center) · Grid FM18iv · CQ 5 · ITU 8 · map ↗
Seen May 27, 2010 → Jun 6, 2015 · 14 snapshots · as K3DB
DAVID A BOLLINGER
17317 PRETTY BOY DAM ROAD, PARKTON, MD 21120-9631
39.6462, -76.6749 (ZIP center) · Grid FM19pp · CQ 5 · ITU 8 · map ↗

Previous holder: JOSEPH F FALABELLA

Held K3DB Jun 16, 1994 → Jan 27, 1998 · first licensed Jun 16, 1994 as K3DB · 1 license · no FRN on file (pre-2001 records)

K3DB Canceled Amateur Extra Jun 16, 1994 → Jan 27, 1998 (canceled)

Licensee
JOSEPH F FALABELLA

Address
4606 FORT TOTTEN DR NE
WASHINGTON, DC 20011
38.9525, -77.0230 (ZIP center) · Grid FM18lw · CQ 5 · ITU 8 · map ↗

Last granted
Jun 16, 1994

Effective
Jun 16, 1994

Last action
Sep 4, 2025
FCC actions (2)
- Aug 29, 2005 — Record corrected COR
- Aug 29, 2005 — Record corrected COR

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as K3DB
JOSEPH F FALABELLA
4606 FORT TOTTEN DR NE, WASHINGTON, DC 20011
38.9525, -77.0230 (ZIP center) · Grid FM18lw · CQ 5 · ITU 8 · map ↗

Vanity applications filed by K3DB

Calls this licensee has asked the FCC for, newest first, in their order of preference. The FCC processes applications 18 days after filing; "likely award" is our estimate from every pending application in filing order.

Filed · Award	Applicant	Requested (in order)	Status
Filed Aug 25, 2005 Granted Sep 4, 2025 0002290321	K3EBQ · DAVID A BOLLINGER · Amateur Extra Attn: DAVID A BOLLINGER · 16815 FALLS ROAD, UPPERCO, MD 21155-9445 39.5838, -76.7641 (street) · Grid FM19oo · CQ 5 · ITU 8 · map ↗	1.K3DB ✓ granted	Granted got K3DB
Filed May 6, 2002 Granted May 24, 2002 0000881520	WC4J · DAVID A BOLLINGER · Amateur Extra Attn: DAVID A BOLLINGER · 10530 TRALEE TERRACE, DAMASCUS, MD 20872-2729 39.2992, -77.2066 (ZIP center) · Grid FM19jh · CQ 5 · ITU 8 · map ↗	1.K3EBQ ✓ granted	Granted got K3EBQ
Filed Apr 23, 2002 Granted May 24, 2002 0000868831	WC4J · DAVID A BOLLINGER · Amateur Extra Attn: DAVID A BOLLINGER · 10530 TRALEE TERRACE, DAMASCUS, MD 20872-2729 39.2992, -77.2066 (ZIP center) · Grid FM19jh · CQ 5 · ITU 8 · map ↗	1.K3EBQ ✓ granted	Dismissed got K3EBQ

Others requesting K3DB

5 applications listed K3DB as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Mar 6, 2026	Mar 24, 2026	KQ4GEB · Danny J Bretthorst · Marshallville, GA	8	Granted
Aug 26, 2025	Sep 13, 2025	N3RTL · Richard T Long Sr · Millsboro, DE	3	Granted
Sep 28, 2020	Oct 16, 2020	KJ7RBP · David L Boyd · Provo, UT	2	Granted
Aug 25, 2005	Sep 12, 2005	K3EBQ · DAVID A BOLLINGER · UPPERCO, MD	1	Granted
Mar 3, 2003	Mar 21, 2003	AG4YL · DAVID A BEAR · MOORESVILLE, NC	10	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for K3DB in the last 24 hours. They show up here within seconds of K3DB beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 miles

293 repeaters within 50 miles of this address, closest first · sort: closest · most active · map these & export for a radio →

● confirmed on the air · ● probably · ● reported off the air · ● unknown · ◉ this license · ring = 50 miles · click a dot for the repeater's page

● confirmed on the air · ● probably · ● reported off the air · no dot = unknown (hover a dot for the evidence)

Miles	Call	Name	Output	Offset	Tone	Mode	Networks	Activity	Location
9.6	K3NXU	Cockeysville K3NXU	145.1900	-0.6	TONE 110.9	FM (analog)		—	Cockeysville, MD
9.6	KB3BHO	Cockeysville KB3BHO	448.5250	-5	TONE 82.5	FM (analog)		—	Cockeysville, MD
10.3	N3ST	Timonium N3ST	449.6750	-5	TONE 167.9	FM (analog)		—	Timonium, MD
11.0	K4VSS	Rising Sun K4VSS BM	438.4500	-5	CC1	DMR	BrandMeister 322675501	—	Rising Sun, PA
11.2	K3PZN	Westminster K3PZN	145.4100	-0.6	TSQL 114.8	FM (analog)	🗓 1 net	1 net	Westminster, MD
11.2	K3PZN	Westminster K3PZN	449.8750	-5	TSQL 127.3	FM (analog) (C4FM,FM)	🗓 1 net	1 net	Westminster, MD
11.2	K3PZN	Westminster K3PZN	53.0900	-1	TSQL 107.2	FM (analog)	🗓 1 net	1 net	Westminster, MD
11.4	N3CDY	Owings Mills N3CDY	927.5125	-25	TONE 156.7	FM (analog)		—	Owings Mills, MD
11.4	N3EJT	Owings Mills N3EJT Not-Linked	147.1950	+0.6	CC1	DMR	Not-Linked	—	Owings Mills, MD
11.4	N3CDY	Owings Mills N3CDY Interstate	449.0750	-5	CC1	DMR	Interstate	—	Owings Mills, MD
11.7	N3UR	Shawsville N3UR	224.9200	-1.6	none	FM (analog)		—	Shawsville, MD
12.2	N3KZS	Manchester N3KZS AllStar	146.8950	-0.6	TSQL 107.2	FM (analog)	AllStar 520690 IRLP 7070	—	Manchester, MD
13.5	K3AE	Shrewsbury K3AE	146.7000	-0.6	TONE 114.8	FM (analog) (C4FM,FM)		—	Shrewsbury, PA
13.5	K3AE	Shrewsbury K3AE K4USD	449.7250	-5	CC1	DMR	K4USD	—	Shrewsbury, PA
15.0	WB3DZO	Randallstown WB3DZO	443.3500	+5	TSQL 156.7	FM (analog) (FM,C4FM)		—	Randallstown, MD
15.2	W3DHS	Towson W3DHS	145.1400	-0.6	TONE 114.8	D-STAR		—	Towson, MD
15.2	W3DHS	Towson W3DHS EchoLink	145.3300	-0.6	TONE 114.8	FM (analog)	EchoLink 217618	—	Towson, MD
15.2	WB3DZO	Towson WB3DZO	147.0300	+0.6	TONE 156.7	FM (analog)		—	Towson, MD
15.2	W3DHS	Towson W3DHS	442.1125	+5	TONE 114.8	D-STAR		—	Towson, MD
15.2	K3OCM	Towson K3OCM K4USD-Net	443.8500	+5	CC6	DMR	K4USD-Net	—	Towson, MD
15.3	W3FT	Towson W3FT EchoLink	146.6700	-0.6	TONE 107.2	FM (analog)	EchoLink 286640	—	Towson, MD
15.3	WR3IRS	Towson WR3IRS Interstat	441.4000	+5	CC1	DMR	Interstate	—	Towson, MD
15.3	N3CDY	Towson N3CDY	449.2750	-5	TONE 107.2	FM (analog) (FM,P25)		—	Towson, MD
16.9	K3PZN	Sykesville K3PZN	147.2850	+0.6	TONE 156.7	FM (analog)	🗓 1 net	1 net	Sykesville, MD
17.7	N3CNJ	Fallston N3CNJ BM-S2	145.2700	-0.6	CC1	DMR	TGIF BM-S2	—	Fallston, MD
18.6	N3SBP	Parkville N3SBP BM	223.8000	-1.6	CC1	DMR	BrandMeister 312410402 BrandMeister 314562	—	Parkville, MD
19.9	W3JEH	Perry Hall W3JEH	223.8400	-1.6	none	FM (analog)		—	Perry Hall, MD
21.2	N3CDY	Baltimore N3CDY Interstate	927.0625	-25	CC1	DMR	Interstate	—	Baltimore, MD
21.3	W3MUM	Hanover Pigeon W3MUM	147.3300	+0.6	TONE 123.0	FM (analog)		—	Hanover, PA
21.6	KB3VVB	Hanover Pigeon KB3VVB Interstat	445.2312	-5	CC1	DMR	Interstate-2	—	Hanover, PA
21.8	K2SHF	Bel Air K2SHF AllStar	145.6700	simplex	TONE 77.0	FM (analog)	AllStar 547810 AllStar 547811	—	Bel Air, MD
21.9	KC3OQK	Ellicott City KC3OQK BM	439.0000	-5	CC1	DMR	BrandMeister 3159601	—	Ellicott City, MD
21.9	KC3OQK	Ellicott City KC3OQK BM	449.0000	-5	CC1	DMR	BrandMeister 315960101	—	Ellicott City, MD
21.9	N3EZD	Ellicott City N3EZD	224.3200	-1.6	none	FM (analog)		—	Ellicott City, MD
21.9	N3EZD	Ellicott City N3EZD	449.5250	-5	TONE 100.0	FM (analog)		—	Ellicott City, MD
22.2	KC3FHC	Bel Air KC3FHC	145.1200	-0.6	none	D-STAR		—	Bel Air, MD
22.2	KC3FHC	Bel Air KC3FHC	447.9875	-5	none	D-STAR		—	Bel Air, MD
22.2	KC3FHC	Forest Hill KC3FHC	449.7750	-5	TONE 162.2	FM (analog)		—	Forest Hill, MD
22.2	KC3FHC	Bel Air KC3FHC	1248.1000	simplex	none	D-STAR		—	Bel Air, MD
22.2	KC3FHC	Bel Air KC3FHC	1282.3000	-20	none	D-STAR		—	Bel Air, MD
22.2	KC3FHC	Bel Air KC3FHC	146.7750	-0.6	TSQL 146.2	FM (analog)		—	Bel Air, MD
22.4	KB3WHR	Bel Air KB3WHR Interstat	449.6125	-5	CC1	DMR	Interstate	—	Bel Air, MD
22.7	K3CUJ	Cooksville K3CUJ	147.3900	+0.6	TONE 156.7	FM (analog) (C4FM,FM)		—	Cooksville, MD
22.9	K3CUJ	Cooksville K3CUJ	448.2750	-5	TSQL 156.7	FM (analog) (FM,C4FM)		—	Cooksville, MD
23.2	WA3KOK	Baltimore Haleth WA3KOK	442.2500	+5	TSQL 107.2	FM (analog) (FM,P25)		—	Baltimore, MD
23.3	N3CNJ	Red Lion N3CNJ TGIF	448.5250	-5	CC1	DMR	TGIF	—	Red Lion, PA
23.3	KC3WRK	Bel Air KC3WRK	446.4600	simplex	CC?	DMR		—	Bel Air, MD
23.5	W3ZGD	Red Lion W3ZGD	146.8650	-0.6	TSQL 123.0	FM (analog) (FM,C4FM)		—	Red Lion, PA
23.5	N3NRN	Red Lion N3NRN	449.4250	-5	TSQL 123.0	FM (analog)		—	Red Lion, PA
23.6	KO3L	Bel Air KO3L BM	147.1200	+0.6	TSQL 114.8	FM (analog) (DMR,DV,FM)	BrandMeister 311985	—	Bel Air, MD
23.6	KO3L	Bel Air KO3L	223.9600	-1.6	none	FM (analog)		—	Bel Air, MD
23.7	W3DAK	Middle River W3DAK EchoLink	447.3750	-5	TONE 67.0	FM (analog) (DMR,FM)	EchoLink 823021 BrandMeister 312299	—	Middle River, MD
23.9	K3CUJ	Columbia K3CUJ	147.1350	+0.6	TSQL 156.7	FM (analog) (FM,C4FM)		—	Columbia, MD
23.9	KA3CNT	Red Lion KA3CNT AllStar	224.8400	-1.6	TONE 131.8	FM (analog)	AllStar 452072 AllStar 452073	—	Red Lion, PA
24.0	W3PGA	Baltimore KHS W3PGA	147.2400	+0.6	TSQL 123.0	FM (analog) (FM,C4FM)		—	Baltimore, MD
24.0	W3PGA	Baltimore KHS W3PGA	449.5750	-5	TSQL 123.0	FM (analog) (FM,C4FM)		—	Baltimore, MD
24.1	WN3S	Bel Air WN3S BM	439.0000	-5	CC1	DMR	BrandMeister 3197267	—	Bel Air, MD
24.4	WB3FFV	Middle River MD WB3FFV BM	438.0150	-5	CC1	DMR	BrandMeister 322199401	—	Middle River, MD FM1, MD
24.4	N3EST	Middle River N3EST	147.3450	+0.6	TONE 192.8	FM (analog)		—	Middle River, MD
24.7	N3EMC	Middle River N3EMC AllStar	927.7000	-25	TSQL 156.7	FM (analog) (DMR,FM)	AllStar 67341 EchoLink 506758 TGIF	—	Middle River, MD
25.3	N3CNJ	Delta N3CNJ TGIF	147.1650	+0.6	CC1	DMR	TGIF	—	Delta, PA
25.3	W3CGT	Mount Airy W3CGT	448.5750	-5	TONE 69.3	FM (analog)		—	Mount Airy, MD
25.3	K2EJ	Abingdon K2EJ AllStar	224.2200	-1.6	TSQL 110.9	FM (analog)	AllStar 51537	—	Abingdon, MD
25.3	K2EJ	Abingdon K2EJ AllStar	439.9750	simplex	TONE 107.2	FM (analog)	AllStar 51587 AllStar 515883	—	Abingdon, MD
25.3	K2EJ	Abingdon K2EJ AllStar	223.4200	simplex	TONE 110.9	FM (analog)	AllStar 51537	—	Abingdon, MD
25.3	no call listed	Abingdon Maryland	439.9750	simplex	TONE 107.2	FM (analog)		—	Abingdon, MD
25.3	K2EJ	Abingdon K2EJ AllStar	449.3750	-5	TSQL 107.2	FM (analog) (C4FM,DMR,FM)	AllStar 51587 EchoLink 167177 IRLP 4986 BrandMeister 312692	—	Abingdon, MD
25.9	N3HIA	Joppa N3HIA EchoLink	224.4800	-1.6	TONE 100.0	FM (analog)	EchoLink 245186	—	Joppa, MD
26.0	KD3CXK	Brooklyn KD3CXK BM	439.0650	-1	CC1	DMR	BrandMeister 3223379	—	Brooklyn, MD
26.0	KS3M	Abbottstown KS3M AllStar	147.5100	simplex	TONE 114.8	FM (analog)	AllStar 57337 AllStar 573370	—	Abbottstown, PA
26.2	W3WAN	York W3WAN AllStar	146.9250	-0.6	TSQL 74.4	FM (analog)	AllStar 27705	—	York, PA
26.2	WR3IRS	York Hallam WR3IRS Interstat	441.1500	+5	CC1	DMR	Interstate	—	York, PA
26.2	W3HZU	York W3HZU AllStar	53.9700	-1	TONE 127.3	FM (analog)	AllStar 27791 EchoLink 494127 🗓 1 net	1 net · 17 check-ins · 7 stations	York, PA
26.2	W3HZU	York RRC Park W3HZU AllStar	447.2750	-5	TONE 123.0	FM (analog) (DMR,FM)	AllStar 28445 EchoLink 276840 BrandMeister 314249 🗓 1 net	1 net · 17 check-ins · 7 stations	York, PA
26.4	KG1JAG	Town L0C4T0R KG1JAG BM	446.5000	-5	CC1	DMR	BrandMeister 321925001	—	Town, L0C4T0R, MD
26.6	W3YVV	Dayton W3YVV	927.5375	-25	TSQL 156.7	FM (analog)		—	Dayton, MD
26.8	W3CAM	Columbia W3CAM	224.8600	-1.6	none	FM (analog)		—	Columbia, MD
27.4	KC3APF	Dundalk Key KC3APF WIRES-X	448.6750	-5	TONE 91.5	FM (analog) (FM,C4FM)	WIRES-X 30068	—	Dundalk, MD
27.6	K3LPV	Essex K3LPV BM	449.9000	-5	CC1	DMR	BrandMeister 310588	—	Essex, MD
27.6	K3LPV	Essex K3LPV	449.2000	simplex	CC?	DMR		—	Essex, MD
28.3	N3VSI	Larry - Edgewood N3VSI AllStar	442.9000	+5	TONE 127.3	FM (analog)	AllStar 28094 AllStar 497352	—	Larry - Edgewood, MD
28.4	K3CUJ	Columbia K3CUJ WIRES-X	449.4750	-5		Fusion (C4FM)	WIRES-X 30215	—	Columbia, MD
29.3	N3ETH	Gettysburg N3ETH AllStar	144.0600	simplex	TONE 107.2	FM (analog)	AllStar 520692	—	Gettysburg, PA
29.4	KB3HGW	Jessup KB3HGW BM	448.8000	-5	CC1	DMR	BrandMeister 321114701	—	Jessup, MD
29.9	N3ETH	Battlefield of G N3ETH AllStar	440.0500	simplex	TONE 107.2	FM (analog)	AllStar 520691	—	Battlefield of Gettysburg, PA
30.0	WA3DZD	Jessup WA3DZD	146.7600	-0.6	TSQL 107.2	FM (analog)		—	Jessup, MD
30.0	WA3DZD	Jessup WA3DZD	444.0000	+5	TSQL 107.2	FM (analog)		—	Jessup, MD
30.0	KA3LAO	Jessup KA3LAO Interstat	442.7125	+5	CC1	DMR	Interstate-2-Network	—	Jessup, MD
30.0	N3LPV	Glen Burnie N3LPV EchoLink	146.5650	in 144.6000	none	FM (analog)	EchoLink 242213	—	Glen Burnie, MD
30.0	N3MIR	Glen Burnie N3MIR	442.6000	+5	TONE 127.3	FM (analog)		—	Glen Burnie, MD
30.1	W3KGN	Gettysburg W3KGN	145.3500	-0.6	TONE 103.5	FM (analog)		—	Gettysburg, PA
30.1	N3ETH Listed as N3ETH/R	Gettysburg N3ETH AllStar	447.6750	-5	TSQL 107.2	FM (analog)	AllStar 520690	—	Gettysburg, PA
30.3	W3HZU	York RRC Park W3HZU AllStar	146.9700	-0.6	TONE 127.3	FM (analog)	AllStar 27303 EchoLink 9211 🗓 1 net	1 net · 17 check-ins · 7 stations	York, PA
30.4	W3CPO	Glen Burnie W3CPO BM	448.5000	-5	CC1	DMR	BrandMeister 312442201	—	Glen Burnie, MD
31.6	KB3LYL	Damascus KB3LYL K4USD-Net	442.2125	+5	CC1	DMR	K4USD-Net	—	Damascus, MD
31.8	N3BNO	Aberdeen N3BNO BM	442.6500	+5	CC1	DMR	BrandMeister 3216998	—	Aberdeen, MD
32.6	WA3KOK	Ashton WA3KOK Interstat	442.2375	+5	none	FM (analog) (DMR,FM)	Interstate-Network	—	Ashton, MD
32.6	N3AGB	Ashton N3AGB	53.2500	-1	TSQL 100.0	FM (analog)		—	Ashton, MD
32.6	KC3BXH	Ashton KC3BXH EchoLink	147.0000	-0.6	TONE 156.7	FM (analog) (FM,P25)	EchoLink 105440	—	Ashton, MD
32.6	K3WX	Ashton K3WX	224.5400	-1.6	TONE 156.7	FM (analog)		—	Ashton, MD
32.6	KC3BXH	Ashton KC3BXH	443.1500	+5	TSQL 156.7	FM (analog) (FM,P25)		—	Ashton, MD
32.6	KC3BXH	Ashton KC3BXH IRLP	927.7250	-25	TONE 156.7	FM (analog)	IRLP 4088	—	Ashton, MD
32.8	WA3KOK	Ashton WA3KOK	444.0500	+5	none	FM (analog) (FM,P25)		—	Ashton, MD
33.0	WA3KOK	Laurel WA3KOK IRLP	446.5000	simplex	TSQL 100.0	FM (analog)	IRLP 4332	—	Laurel, MD
33.0	N3TPL	Holtwood Martic N3TPL BM	448.6250	-5	TSQL 114.8	FM (analog) (C4FM,DMR,FM)	BrandMeister 314277	—	Holtwood, PA
33.2	K3EJ	Holtwood K3EJ	51.9200	-0.5	TSQL 131.8	FM (analog)		—	Holtwood, PA
33.2	KX3B	Holtwood KX3B	448.7750	-5	CC1	DMR		—	Holtwood, PA
33.2	K3EJ	Holtwood K3EJ BM	927.7000	-25	CC1	DMR	BrandMeister 315089	—	Holtwood, PA
33.3	KR3LC	Pasadena KR3LC BM	433.4500	in 446.4500	CC1	DMR	BrandMeister 312414103	—	Pasadena, MD
33.8	W3LRC	Laurel W3LRC	442.5000	+5	TONE 156.7	FM (analog)		—	Laurel, MD
33.8	W4ATN	Laurel W4ATN	443.8000	+5	CC3	DMR		—	Laurel, MD
33.8	W4ATN	Laurel W4ATN	145.3900	-0.6	none	FM (analog)		—	Laurel, MD
33.9	K3UCB	Olney K3UCB Interstate	442.9000	+5	CC1	DMR	Interstate-Network	—	Olney, MD
34.0	N3GPE	Gettysburg Penns N3GPE BM	439.0000	-5	CC1	DMR	BrandMeister 3173412	—	Gettysburg, Pennsylv, PA
34.2	W3SQN	Laurel W3SQN BM	442.9000	+5	CC1	DMR	BrandMeister 312418	—	Laurel, MD
34.2	N3FYI	Lancaster N3FYI	224.3200	+0.6	TSQL 114.8	FM (analog)		—	Lancaster, PA
34.2	N3FYI	Lancaster N3FYI	53.8500	-0.6	TSQL 114.8	FM (analog)		—	Lancaster, PA
34.3	WB3DSY	Holtwood WB3DSY AllStar	448.1750	-5	TONE 94.8	FM (analog)	AllStar 608370	—	Holtwood, PA
34.3	N3EIO	Quarryville N3EIO	448.1750	-5	TONE 94.8	FM (analog)		—	Quarryville, PA
34.3	N3FYI	Lancaster N3FYI AllStar	145.3100	-0.6	TSQL 118.8	FM (analog)	AllStar 289891 EchoLink 951813 AllStar 289892	—	Lancaster, PA
34.3	N3FYI	Lancaster N3FYI AllStar	446.4750	-5	TSQL 114.8	FM (analog)	AllStar 289890 EchoLink 446475	—	Lancaster, PA
34.3	W3CU	Millersville W3CU EchoLink	146.8050	-0.6	TONE 107.2	FM (analog)	EchoLink 90911	—	Millersville, MD
34.3	W3VPR	Millersville W3VPR	224.5600	-1.6	TONE 107.2	FM (analog)	🗓 5 nets	5 nets · 528 check-ins · 75 stations	Millersville, MD
34.3	W3CU	Millersville W3CU	449.1250	-5	TONE 107.2	FM (analog) (FM,C4FM)		—	Millersville, MD
34.7	KA3LAO	Fairfield KA3LAO Interstat	146.4750	+1	CC1	DMR	Interstate-Network	—	Fairfield, PA
34.7	K3LPV	Buck K3LPV AllStar	224.7800	-1.6	TONE 151.4	FM (analog)	AllStar 450770	—	Buck, PA
34.7	KX3B	Holtwood KX3B AllStar	146.7450	-0.6	TSQL 156.7	FM (analog) (DMR,FM)	AllStar 41033 BrandMeister 314257	—	Holtwood, PA
35.0	WR3IRS	Havre de Grace WR3IRS Interstat	443.6500	+5	CC1	DMR	Interstate	—	Havre de Grace, MD
35.1	W3KGN	Biglerville W3KGN	443.1000	+5	TONE 103.5	FM (analog)		—	Biglerville, PA
35.9	N3KZ	Havre de Grace N3KZ	444.1500	+5	TSQL 131.8	FM (analog)		—	Havre de Grace, MD
36.0	KC3SNV	Frederick KC3SNV BM	438.0125	-5	CC1	DMR	BrandMeister 318357102	—	Frederick, MD
36.0	N6PPP	Town L0C4T0R N6PPP BM	445.0000	-5	CC1	DMR	BrandMeister 3110809	—	Town, L0C4T0R, MD
36.2	W3FDK	Frederick W3FDK	145.1700	-0.6	none	D-STAR	🗓 2 nets	2 nets · 8 check-ins · 8 stations	Frederick, MD
36.4	N2JEH	Dillsburg Roundt N2JEH Interstate	444.0562	+5	CC1	DMR	Interstate	—	Dillsburg, PA
36.4	N2JEH	Dillsburg Roundt N2JEH	444.4000	+5	none	P25		—	Dillsburg, PA
36.4	KB3TWW	Dillsburg KB3TWW Interstat	146.7900	-0.6	CC1	DMR	Interstate-1-cbridge	—	Dillsburg, PA
36.4	K3MAD	Frederick K3MAD	147.0600	+0.6	TSQL 146.2	FM (analog)	🗓 2 nets	2 nets · 113 check-ins · 38 stations	Frederick, MD
36.4	K3MAD	Frederick K3MAD	224.2000	-1.6	TONE 123.0	FM (analog)	🗓 2 nets	2 nets · 113 check-ins · 38 stations	Frederick, MD
36.4	WA3KOK	Frederick WA3KOK AllStar	443.4000	+5	TSQL 136.5	FM (analog) (FM,P25)	AllStar 60309	—	Frederick, MD
36.5	K3VOA	Silver Spring K3VOA AllStar	447.5750	-5	TONE 77.0	FM (analog)	AllStar 23919	—	Silver Spring, MD
36.7	N2JEH	Fairfield Libert N2JEH Interstate	146.4450	+1	CC1	DMR	Interstate	—	Fairfield, PA
36.7	KA2JAI	Millersville KA2JAI EchoLink	146.8050	-0.6	TSQL 107.2	FM (analog)	EchoLink 🗓 1 net	1 net	Millersville, MD
36.9	WA3SFJ	Port Deposit WA3SFJ AllStar	146.8500	-0.6	TONE 107.2	FM (analog)	AllStar 558300 🗓 1 net	1 net · 5 check-ins · 5 stations	Port Deposit, MD
36.9	WA3SFJ	Port Deposit WA3SFJ	449.8250	-5	TONE 167.9	FM (analog) (FM,C4FM)	🗓 1 net	1 net · 5 check-ins · 5 stations	Port Deposit, MD
37.4	K3ERM	Frederick K3ERM	146.6400	-0.6	TSQL 156.7	FM (analog)		—	Frederick, MD
37.5	KY3O	Calverton KY3O BM	438.4500	-5	CC1	DMR	BrandMeister 318573701	—	Calverton, MD
37.7	KB3IAI	Gambrills KB3IAI BM	439.9000	in 438.2000	CC1	DMR	BrandMeister 3172111	—	Gambrills, MD
37.9	N3FIX	Cly N3FIX AllStar	445.4200	simplex	TONE 100.0	FM (analog)	AllStar 46891	—	Cly, PA
38.0	N3SCP	Gambrills N3SCP WIRES-X	442.5500	+5	TONE 107.2	FM (analog) (FM,C4FM)	WIRES-X 18557	—	Gambrills, MD
38.1	N3SCP	Gambrills N3SCP WIRES-X	447.5500	-5	DG-ID 00-00	Fusion (C4FM)	WIRES-X 18557	—	Gambrills, MD
38.3	KA3LAO	Gaithersburg RF KA3LAO Interstat	441.8875	+5	CC1	DMR	Interstate-Network	—	Gaithersburg, MD
38.4	KV3B	Gaithersburg KV3B	53.2700	-1	TSQL 156.7	FM (analog)		—	Gaithersburg, MD
39.0	K3KMA	Thurmont K3KMA	448.0250	-5	TSQL 103.5	FM (analog)		—	Thurmont, MD
39.2	KC3FCQ	Arnold KC3FCQ BM	442.8750	+5	CC1	DMR	BrandMeister 312411801	—	Arnold, MD
39.2	WA3KOK	Germantown WA3KOK	147.2700	+0.6	TONE 156.7	FM (analog) (FM,P25)		—	Germantown, MD
39.2	KV3B	Germantown KV3B	444.2000	+5	none	D-STAR		—	Germantown, MD
39.3	KX3B	Nottingham KX3B	146.7150	-0.6	TSQL 131.8	FM (analog)		—	Nottingham, PA
39.5	W3MFP	Wheaton W3MFP BM	442.8875	+5	CC5	DMR	BrandMeister 312428101	—	Wheaton, MD
39.5	W3IHM	Mount Joy W3IHM AllStar	927.9875	in 902.0125	TONE 114.8	FM (analog)	AllStar 46958	—	Mount Joy, PA
39.6	W3IHM	Mount Joy W3IHM AllStar	446.0000	simplex	TONE 131.8	FM (analog)	AllStar 27197	—	Mount Joy, PA
39.6	K3ERM	Frederick Gambri K3ERM WIRES-X	448.4250	-5	TSQL 100.0	FM (analog) (FM,C4FM)	WIRES-X 40386	—	Frederick, MD
39.6	W3FDK	Frederick Gambri W3FDK AllStar	146.7300	-0.6	TSQL 141.3	FM (analog)	AllStar 54672 EchoLink 614369 🗓 2 nets	2 nets · 8 check-ins · 8 stations	Frederick, MD
39.6	N3KTX	Frederick Gambri N3KTX	53.4700	-1	TSQL 107.2	FM (analog)		—	Frederick, MD
39.6	K3DO	Frederick K3DO BM	447.8750	-5	CC1	DMR	BrandMeister 312413	—	Frederick, MD
39.6	W3FDK	Frederick Gambri W3FDK WIRES-X	441.8000	+5	TSQL 141.3	FM (analog) (FM,C4FM)	WIRES-X 01918 🗓 2 nets	2 nets · 8 check-ins · 8 stations	Frederick, MD
39.6	W3FDK	Frederick Gambri W3FDK	444.8000	+5	none	D-STAR	🗓 2 nets	2 nets · 8 check-ins · 8 stations	Frederick, MD
39.6	N3ST	Frederick Gambri N3ST	444.1000	+5	TONE 167.9	FM (analog)		—	Frederick, MD
39.6	K3DO	Frederick Gambri K3DO BM	441.9625	+5	none	D-STAR (DMR,DV)	BrandMeister 312413	—	Frederick, MD
39.7	N3ITA	Frederick N3ITA	442.8000	+5	TSQL 79.7	FM (analog) (FM,P25)		—	Frederick, MD
39.9	N8WXZ	Elizabetht FN10r N8WXZ BM	440.0250	+5	CC2	DMR	BrandMeister 316713802	—	Elizabethtown, FN10r, PA
39.9	W3KIT	SHARI-UHF W3KIT AllStar	438.2875	simplex	TONE 203.5	FM (analog)	AllStar 547612 AllStar 547619	—	SHARI-UHF Maryland, MD
40.1	W3PC	Lancaster W3PC BM	448.5750	-5	CC1	DMR	BrandMeister 310159	—	Lancaster, PA
40.2	W3RRR	Lancaster Hosp W3RRR EchoLink	147.0150	+0.6	TSQL 118.8	FM (analog)	EchoLink 380019 🗓 2 nets	2 nets · 16 check-ins · 16 stations	Lancaster, PA
40.3	WA3YOO	Rockville WA3YOO Interstat	443.9000	+5	TONE 156.7	FM (analog) (DMR,FM,P25)	Interstate-3-Network	—	Rockville, MD
40.3	WA3KOK	Rockville WA3KOK	927.1375	-25	TONE 156.7	FM (analog)		—	Rockville, MD
40.3	N3JFW	Rockville N3JFW K4USD-Net	442.4875	+5	CC1	DMR	K4USD-Net	—	Rockville, MD
40.3	KV3B	Rockville KV3B	442.7500	+5	TSQL 156.7	FM (analog) (C4FM,FM)		—	Rockville, MD
40.3	W3RRR	Lancaster Hosp W3RRR WIRES-X	449.5750	-5	TSQL 114.8	FM (analog) (FM,C4FM)	WIRES-X 11283 🗓 2 nets	2 nets · 16 check-ins · 16 stations	Lancaster, PA
40.5	WA3NAN	Greenbelt WA3NAN	146.8350	-0.6	TONE 114.8	FM (analog)		—	Greenbelt, MD
40.5	W3GMR	Greenbelt W3GMR	146.8800	-0.6	TSQL 77.0	FM (analog)		—	Greenbelt, MD
40.5	W3VPR	Crownsville W3VPR EchoLink	147.0750	+0.6	TSQL 107.2	FM (analog)	EchoLink 524902 🗓 5 nets	5 nets · 528 check-ins · 75 stations	Crownsville, MD
40.5	NC3M	Rockville NC3M AllStar	445.9750	simplex	TONE 100.0	FM (analog)	AllStar 47835	—	Rockville, MD
40.6	W3CWC	Pen Mar Quirauk W3CWC AllStar	147.0900	+0.6	TSQL 100.0	FM (analog) (FM,C4FM)	AllStar 61487	—	Pen Mar, MD
40.6	W3CWC	Pen Mar Quirauk W3CWC WIRES-X	447.9750	-5	TSQL 100.0	FM (analog) (FM,C4FM)	WIRES-X 18217	—	Pen Mar, MD
41.1	W3ARK	Frederick Braddo W3ARK	444.3500	+5	TSQL 100.0	FM (analog)		—	Frederick, MD
41.2	KV3B	Rockville KV3B	146.9550	-0.6	none	FM (analog)		—	Rockville, MD
41.5	WA3YOO	North Bethesda WA3YOO	224.9400	-1.6	TONE 156.7	FM (analog)		—	North Bethesda, MD
41.5	K3ARS	Worton K3ARS AllStar	147.3750	+0.6	TSQL 156.7	FM (analog)	AllStar 497350	—	Worton, MD
41.5	K3ARS	Worton K3ARS BM	447.7375	-5	CC1	DMR	BrandMeister 312414	—	Worton, MD
41.5	K3ARS	Worton K3ARS BM	442.7375	+5	CC1	DMR	BrandMeister 312414	—	Worton, MD
41.6	N3TUK	Adelphi N3TUK AllStar	443.6625	+5	CC1	DMR	AllStar 43105 BrandMeister 313057	—	Adelphi, MD
41.7	N3RCN	Charlestown Wtr N3RCN	442.9500	+5	TONE 103.5	FM (analog)		—	Charlestown, MD
42.0	N3TWT	Mount Holl S Mtn N3TWT EchoLink	145.4300	-0.6	TONE 67.0	FM (analog)	EchoLink 743026	—	Mount Holly Springs, PA
42.0	K3ERA	Lanham DC Hosp K3ERA	447.3250	-5	TONE 110.9	FM (analog)	🗓 2 nets	2 nets · 39 check-ins · 15 stations	Lanham, MD
42.1	N3HAZ	Annapolis N3HAZ BM	439.5500	in 433.5500	CC1	DMR	BrandMeister 3197367	—	Annapolis, MD
42.3	N3BBF	Potomac N3BBF BM	442.9000	+5	CC1	DMR	BrandMeister 314963	—	Potomac, MD
42.4	KB3MIJ	New Reesers Sum KB3MIJ	224.2200	-1.6	TSQL 123.0	FM (analog)		—	New Cumberland, PA
42.5	N3AMW	Lancaster N3AMW BM	439.5500	in 439.2500	CC1	DMR	BrandMeister 3165113 BrandMeister 316511302	—	Lancaster, PA, PA
42.6	W3EAX	College Park UMD W3EAX EchoLink	145.4900	-0.6	none	FM (analog)	EchoLink 318547	—	College Park, MD
43.0	KA3TKW	Harrisburg Reese KA3TKW	449.9250	-5	TONE 123.0	FM (analog)	🗓 1 net	1 net · 13 check-ins · 5 stations	Harrisburg, PA
43.0	KB3CMA	Annapolis Broad KB3CMA	442.3000	+5	TSQL 107.2	FM (analog) (C4FM,FM)		—	Annapolis, MD
43.0	KB3CMA	Annapolis Broad KB3CMA Interstat	441.8375	+5	CC1	DMR	Interstate-3	—	Annapolis, MD
43.0	KC3IN	Mechanicburg KC3IN BM	438.4750	-5	CC1	DMR	BrandMeister 3225889	—	Mechanicburg, PA
43.3	KA3LAO	Silver Spring KA3LAO	147.1800	+0.6	TONE 156.7	FM (analog) (FM,P25)		—	Silver Spring, MD
43.3	WB3GXW	Silver Spring WB3GXW EchoLink	147.2250	+0.6	TONE 156.7	FM (analog)	EchoLink 147225	—	Silver Spring, MD
43.3	N3AUY	Silver Spring N3AUY	29.6600	-0.1	TSQL 141.3	FM (analog)		—	Silver Spring, MD
43.3	N3AUY	Silver Spring N3AUY	449.0250	-5	TONE 156.7	FM (analog)		—	Silver Spring, MD
43.4	N3VEM	Witmer N3VEM AllStar	444.0000	+5	TONE 100.0	FM (analog)	AllStar 56001	—	Witmer, PA
43.4	N3VEM	Witmer N3VEM AllStar	444.2000	+5	TSQL 100.0	FM (analog)	AllStar 56001	—	Witmer, PA
43.5	K3IR	Manheim K3IR AllStar	145.2300	-0.6	TSQL 118.8	FM (analog)	AllStar 585610 🗓 6 nets	6 nets · 615 check-ins · 85 stations	Manheim, PA
43.5	K3IR	Manheim K3IR	224.3600	-1.6	TSQL 118.8	FM (analog)	🗓 6 nets	6 nets · 615 check-ins · 85 stations	Manheim, PA
43.7	N3FUD	New Cumberland N3FUD BM	439.7500	in 438.0500	CC1	DMR	BrandMeister 311483801	—	New Cumberland, PA
44.0	K3LMS	Jefferson K3LMS	443.3000	+5	TONE 100.0	FM (analog)		—	Jefferson, MD
44.0	W3EOC	Oxford W3EOC	448.8750	-5	TONE 100.0	FM (analog)		—	Oxford, PA
44.2	NE3KO	Boiling Springs NE3KO BM	445.9750	-5	CC5	DMR	BrandMeister 314292901	—	Boiling Springs, PA
44.6	K3IR	Manheim K3IR Interstate	449.9750	-5	TSQL 114.8	FM (analog) (DMR,FM)	EchoLink 883764 IRLP 8537 Interstate BrandMeister TGIF 🗓 6 nets	6 nets · 615 check-ins · 85 stations	Manheim, PA
44.9	N3YMS	Chestertown N3YMS Interstate	441.6625	+5	CC1	DMR	Interstate	—	Chestertown, MD
45.1	K3ARS	Chestertown Shor K3ARS	449.1750	-5	TONE 156.7	FM (analog)		—	Chestertown, MD
45.4	K3YGG	Bethesda NIH K3YGG EchoLink	145.2900	-0.6	TONE 156.7	FM (analog)	EchoLink 247014	—	Bethesda, MD
45.4	K3GMR	Bladensburg K3GMR EchoLink	146.6100	-0.6	TSQL 77.0	FM (analog)	EchoLink 796114	—	Bladensburg, MD
45.6	N3BBF	Potomac N3BBF BM	447.8750	-5	CC1	DMR	BrandMeister 314982	—	Potomac, MD
45.8	N3SLC	Christiana N3SLC	145.2500	-0.6	TONE 114.8	FM (analog) (FM,C4FM)		—	Christiana, PA
46.0	WA3RF	Cheverly WA3RF AllStar	441.0000	+5	TONE 173.8	FM (analog)	AllStar 57512	—	Cheverly, MD
46.0	W3WDC	Washington W3WDC BM	443.0125	+5	CC4	DMR	BrandMeister 312819502	—	Washington, DC
46.0	KA3CNT	Lititz KA3CNT	449.3250	-5	TONE 173.8	FM (analog)		—	Lititz, PA
46.5	KA3CNT	Lititz KA3CNT AllStar	224.4400	-1.6	TSQL 131.8	FM (analog)	AllStar 452072 AllStar 452074	—	Lititz, PA
46.5	KA3CNT	Lititz KA3CNT	449.2250	-5	TSQL 131.8	FM (analog)		—	Lititz, PA
46.6	KD3SU	Boonsboro KD3SU AllStar	146.7750	-0.6	TONE 114.8	FM (analog)	AllStar 27299	—	Boonsboro, MD
47.4	W3GAB	Stevensville W3GAB BM	433.8000	+5	CC1	DMR	BrandMeister 321788101	—	Stevensville, MD
47.4	W3VPR	Davidsonville W3VPR	147.1050	+0.6	TONE 107.2	FM (analog)	🗓 5 nets	5 nets · 528 check-ins · 75 stations	Davidsonville, MD
47.4	W3VPR	Davidsonville W3VPR	223.8800	-1.6	TONE 107.2	FM (analog)	🗓 5 nets	5 nets · 528 check-ins · 75 stations	Davidsonville, MD
47.4	W3VPR	Davidsonville W3VPR	444.4000	+5	TSQL 107.2	FM (analog)	🗓 5 nets	5 nets · 528 check-ins · 75 stations	Davidsonville, MD
47.5	KC3PZW	Harrisburg KC3PZW BM	438.8000	+5	CC1	DMR	BrandMeister 320479301	—	Harrisburg, PA
47.5	KC3PZW	Harrisburg KC3PZW BM	438.8750	+5	CC1	DMR	BrandMeister 320479304	—	Harrisburg, PA
47.6	KD3SU	Boonsboro KD3SU AllStar	442.9500	+5	TONE 94.8	FM (analog)	AllStar 27299	—	Boonsboro, MD
47.8	N3LHD	Upper Marlboro N3LHD Interstate	444.6500	+5	CC6	DMR	Interstate-c-Bridge-1	—	Upper Marlboro, MD
48.0	N7JMS	Harrisburg N7JMS AllStar	434.3000	simplex	TONE 88.5	FM (analog)	AllStar 63155	—	Harrisburg, PA
48.1	WA3KOK	Washington WAMU WA3KOK IRLP	449.9750	-5	TSQL 107.2	FM (analog) (FM,P25)	IRLP 4000	—	Washington, DC
48.1	KA3TKW	Harrisburg Reese KA3TKW	53.2100	-1	TSQL 123.0	FM (analog)	🗓 1 net	1 net · 13 check-ins · 5 stations	Harrisburg, PA
48.1	WR3IRS	Harrisburg WR3IRS Interstat	441.6500	+5	CC1	DMR	Interstate	—	Harrisburg, PA
48.1	W3ETO	Carlisle W3ETO BM	444.8000	+5	CC1	DMR	BrandMeister 3210491	—	Carlisle, PA
48.1	W3ND	Harrisburg W3ND	53.0100	-1	TONE 123.0	FM (analog)	🗓 1 net	1 net	Harrisburg, PA
48.1	KA3TKW	Harrisburg KA3TKW IRLP	145.2100	-0.6	TSQL 123.0	FM (analog)	IRLP 4807 IRLP 9204 🗓 1 net	1 net · 13 check-ins · 5 stations	Harrisburg, PA
48.1	W3UU	Harrisburg Blue W3UU	146.7600	-0.6	TONE 100.0	FM (analog)		—	Harrisburg, PA
48.1	W3ND	Harrisburg Blue W3ND	147.3750	+0.6	CC1	DMR	🗓 1 net	1 net	Harrisburg, PA
48.1	KA3RKW	Harrisburg KA3RKW	224.1800	-1.6	TONE 123.0	FM (analog)		—	Harrisburg, PA
48.1	W3ND	Harrisburg W3ND	448.0750	-5	TONE 123.0	FM (analog)	🗓 1 net	1 net	Harrisburg, PA
48.2	W3ZTB	Harrisburg W3ZTB BM	443.1230	+5	CC1	DMR	BrandMeister 313393	—	Harrisburg, PA
48.3	N2UCY	Manheim N2UCY AllStar	146.2000	simplex	TONE 103.5	FM (analog)	AllStar 593081 AllStar 593083	—	Manheim, PA
48.9	W3AGB	Washington W3AGB DMRVA	444.1625	+5	CC1	DMR	DMRVA	—	Washington, DC
48.9	W3AGB	Washington W3AGB K4USD	147.3600	+0.6	CC1	DMR	K4USD	—	Washington, DC
48.9	W3AGB	Washington W3AGB	1283.1000	-12	none	D-STAR		—	Washington, DC
48.9	W4ATN	Largo W4ATN MARC	443.7875	+5	CC3	DMR	DMR-MARC	—	Largo, MD
49.0	KA3LAO	Washington KA3LAO	145.1100	-0.6	CC1	DMR		—	Washington, DC
49.0	W3DCA	Washington W3DCA	147.2700	+0.6	TONE 100.0	FM (analog)		—	Washington, DC
49.0	N3ADV	Washington N3ADV	447.1750	-5	TONE 156.7	FM (analog)		—	Washington, DC
49.3	K3WS	Washington K3WS AllStar	443.3750	-5	TONE 123.0	FM (analog)	AllStar 27701	—	Washington, DC
49.3	K3WS	Washington K3WS AllStar	447.3750	-5	TONE 123.0	FM (analog)	AllStar 27701	—	Washington, DC
49.5	W3AD	Cornwall W3AD BM	449.0250	-5	CC1	DMR	BrandMeister 314259	—	Cornwall, PA
49.6	WB3LGG	Cochranville WB3LGG	449.6750	-5	TSQL 94.8	FM (analog)		—	Cochranville, PA
49.6	N3RCN	Elkton N3RCN	145.4700	-0.6	TSQL 94.8	FM (analog)		—	Elkton, MD
49.6	KC3TTN	Kelton Post KC3TTN	448.9750	-5		Fusion (C4FM)		—	Kelton, PA
49.6	K3LPV	Kelton 7& RD K3LPV AllStar	146.9250	-0.6	CC1	DMR	AllStar 50145 BrandMeister 310880	—	Kelton, PA
49.8	W3HAC	Washington W3HAC	147.3600	+0.6	CC1	DMR		—	Washington, DC
49.8	W3HAC	Washington W3HAC	1283.1000	-12	none	D-STAR		—	Washington, DC
49.8	K3ZED	Jennersville SR K3ZED BM	447.8750	-5	CC1	DMR	BrandMeister 310463	—	Jennersville, PA
49.8	K3LV	Cornwall K3LV	147.3150	+0.6	TSQL 82.5	FM (analog)	🗓 1 net	1 net	Cornwall, PA
49.9	N4FSC	Ashburn N4FSC	145.3100	-0.6	TSQL 77.0	FM (analog)		—	Ashburn, VA
50.0	W3DOS	Washington Harry W3DOS	145.1900	-0.6	TONE 151.4	FM (analog)		—	Washington, DC
15.9	N2MCS offline	Baltimore N2MCS	442.9000	+5	CC?	DMR		—	Baltimore, MD
20.3	N3CNJ offline	Gatchellville N3CNJ TGIF	447.7250	-5	CC1	DMR (C4FM,DMR,P25)	TGIF	—	Gatchellville, PA
20.9	KB3SNM offline	Spring Grove KB3SNM IRLP	147.5400	simplex	TSQL 88.5	FM (analog)	IRLP 4014	—	Spring Grove, PA
22.1	K3AYV offline	Baltimore Pigtow K3AYV EchoLink	442.9000	+5	TSQL 162.2	FM (analog)	EchoLink	—	Baltimore, MD
23.9	W3DAK offline	Middle River W3DAK BM	145.1700	-0.6	CC1	DMR	BrandMeister 312377	—	Middle River, MD
28.3	N3VSI offline	Edgewood N3VSI AllStar	146.5600	simplex	TSQL 127.3	FM (analog)	IRLP 8277 AllStar 29916	—	Edgewood, MD
30.4	W3LRC offline	Jessup W3LRC BM	447.8500	-5	CC1	DMR	BrandMeister 314342	—	Jessup, MD
31.2	WA3KOK offline	Clarksville WA3KOK IRLP	144.9700	simplex	TSQL 107.2	FM (analog)	IRLP 4542	—	Clarksville, MD
31.2	WA3KOK offline	Laurel WA3KOK IRLP	144.4400	simplex	none	FM (analog)	IRLP 4173	—	Laurel, MD
32.9	K3BAY offline	Pasadena K3BAY IRLP	145.5400	simplex	TSQL 107.2	FM (analog)	IRLP 4717	—	Pasadena, MD
36.4	K3HP offline	Frederick K3HP AllStar	145.2500	-0.6	TONE 146.2	FM (analog)	AllStar 29523	—	Frederick, MD
36.9	KP4IP offline	Millersville KP4IP BM	442.4000	+5	CC1	DMR	BrandMeister 310148	—	Millersville, MD
36.9	WA3SFJ offline	Port Deposit WA3SFJ	53.8300	-1	TONE 94.8	FM (analog)	🗓 1 net	1 net · 5 check-ins · 5 stations	Port Deposit, MD
37.3	WB3GXW offline	Silver Spring WB3GXW	444.2500	+5	TONE 156.7	FM (analog)		—	Silver Spring, MD
39.5	N3HF offline	Silver Spring N3HF IRLP	443.4500	+5	TSQL 156.7	FM (analog)	IRLP 4712	—	Silver Spring, MD
39.9	W3XJ offline	Bowie W3XJ	442.1500	+5	none	FM (analog)		—	Bowie, MD
41.6	W3ARL offline	Adelphi W3ARL	145.3700	-0.6	none	FM (analog)		—	Adelphi, MD
42.5	N2JEH offline	New Cumberland N2JEH Pi-Star-P2	449.4000	-5	CC1	DMR	Pi-Star-P25	—	New Cumberland, PA
44.9	KD3SU offline	Boonsboro KD3SU IRLP	146.5350	simplex	TSQL 88.5	FM (analog)	IRLP 8841	—	Boonsboro, MD
45.1	KB3TWW offline	Mechanicsburg KB3TWW	444.4000	+5	CC?	DMR		—	Mechanicsburg, PA
46.6	N3RCN offline	Elkton N3RCN	448.5750	-5	TONE 107.2	FM (analog)		—	Elkton, MD
46.7	KD3SU offline	Boonsboro KD3SU IRLP	147.4400	simplex	TSQL 79.7	FM (analog)	IRLP 8562	—	Boonsboro, MD
49.8	K3MRC offline	Washington K3MRC	145.4300	-0.6	TSQL 114.8	FM (analog) (FM,C4FM)		—	Washington, DC
49.8	KC3VO offline	Washington KC3VO	448.8750	-5	none	FM (analog)		—	Washington, DC

Data courtesy of RepeaterBook.com