N9TPB FCC License Search

🕒 FCC license data updated today 7:16 am CDT (FCC files through Oct 7, 2026) · next update tomorrow 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 · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)

Calvin J Spreitzer

FRN 0005279815 · first licensed Sep 16, 1994 as KD4QBU · 2 licenses on record

📻 GMRS Licenses on This FRN

GMRS call	Status	Name	Location	Granted	Expires
WRMJ802	Active	Calvin J Spreitzer	Lexington Park, MD	Apr 21, 2021	Apr 21, 2031

📝 FCC Applications (8)

Received	File number	Service	Purpose	Status	Call
Jul 8, 2021	0009614391	HAM	Renewal	Granted	N3CAL
Apr 20, 2021	0009503649	GMRS	New license	Granted
Jul 7, 2011	0004795136	HAM	Renewal	Granted	N3CAL
Jul 15, 2005	0002241163	HAM	Administrative update	Granted	N3CAL
Mar 18, 2002	0000812524	HAM	Modification	Granted	N3CAL
Nov 19, 2001	0000661392	HAM	Modification	Granted	N3CAL
Sep 17, 2001	0000594434	HAM	Modification	Granted	KD4QBU
Sep 10, 2001	0000587463	HAM	Administrative update	Granted	KD4QBU

Complete Licensing History

📦 Moved: Great Mills, MD → Lexington Park, MD

N3CAL Active Amateur Extra · vanity Oct 5, 2001 → expires Oct 5, 2031

Licensee
Calvin J Spreitzer

Address
20895 Mauvy Moss Place
Lexington Park, MD 20653
38.2411, -76.4360 (street) · Grid FM18sf · CQ 5 · ITU 8 · map ↗

FRN
0005279815

Previous call
KD4QBU (General)

Last granted
Jul 9, 2021

Effective
Jul 9, 2021

Last action
Jul 9, 2021
FCC actions (7)
- Jul 9, 2021 — License renewed LIREN
- Jul 8, 2011 — License renewed LIREN
- Jul 16, 2005 — Administrative update LIAUA
- Mar 18, 2002 — License modified LIMOD
- Nov 19, 2001 — License modified LIMOD
- Oct 5, 2001 — Vanity call sign granted VANGRT
- Oct 5, 2001 — License issued LIISS
KD4QBU Canceled Technician Sep 16, 1994 → Oct 5, 2001 (canceled)

Licensee
CALVIN J SPREITZER

Address
45870 Hwy to Heaven Lane
Great Mills, MD 20634
38.2417, -76.4983 (ZIP center) · Grid FM18sf · CQ 5 · ITU 8 · map ↗

FRN
0005279815

Last granted
Sep 16, 1994

Effective
Sep 11, 2001

Last action
Oct 5, 2001
FCC actions (2)
- Oct 5, 2001 — License canceled LICAN
- Sep 11, 2001 — Administrative update LIAUA

Address history

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

Seen May 27, 2010 → Oct 4, 2026 · 47 snapshots · as N3CAL
Calvin J Spreitzer
20895 Mauvy Moss Place, Lexington Park, MD 20653
38.2411, -76.4360 (street) · Grid FM18sf · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as KD4QBU
CALVIN J SPREITZER
45870 Hwy to Heaven Lane, Great Mills, MD 20634
38.2417, -76.4983 (ZIP center) · Grid FM18sf · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as N3CAL
Calvin J Spreitzer
45870 Highway to Heaven Ln, Great Mills, MD 20634
38.2417, -76.4983 (ZIP center) · Grid FM18sf · CQ 5 · ITU 8 · map ↗

Repeaters within 50 Miles

64 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
3.4	K3HKI	Lexington Park K3HKI	146.6400	-0.6	TSQL 146.2	FM (analog)	🗓 3 nets	3 nets · 109 check-ins · 44 stations	Lexington Park, MD
3.5	W1JD	Mechanicsville W1JD BM	439.8750	-5	CC8	DMR	BrandMeister 3124132	—	Mechanicsville, MD
4.8	KB2SKP	Lexington Park KB2SKP WIRES-X	445.2500	-5	DG-ID 00-00	Fusion (C4FM)	WIRES-X 74906	—	Lexington Park, MD
7.3	K3GGM	Hollywood K3GGM BM	446.5000	-5	CC1	DMR	BrandMeister 3211901	—	Hollywood, MD
9.4	KC3FOQ	Leonardtown Fair KC3FOQ	147.3900	+0.6	TONE 146.2	FM (analog) (FM,C4FM)	🗓 2 nets	2 nets · 13 check-ins · 10 stations	Leonardtown, MD
9.4	KC3FOQ	Leonardtown Fair KC3FOQ	443.3000	+5	TONE 123.0	FM (analog) (FM,C4FM)	🗓 2 nets	2 nets · 13 check-ins · 10 stations	Leonardtown, MD
9.7	K3CAL	Lusby Appeal K3CAL EchoLink	444.9500	+5	TSQL 156.7	FM (analog) (FM,C4FM)	EchoLink 389207 🗓 1 net	1 net	Lusby, MD
10.6	N3PPH	Hollywood Fire N3PPH	145.3500	-0.6	TONE 156.7	FM (analog)		—	Hollywood, MD
11.0	W3BPT	Hollywood W3BPT Interstate	146.8500	-0.6	CC1	DMR	Interstate-3	—	Hollywood, MD
12.5	KB2SKP	Lexington Park KB2SKP BM	446.0125	in 433.0125	CC1	DMR	BrandMeister 314491901	—	Lexington Park, MD
15.1	N3PPH	Mechanicsville N3PPH Interstate	441.7875	+5	CC1	DMR	Interstate-2	—	Mechanicsville, MD
17.9	K6XH	Callao K6XH BM	443.0875	+5	CC1	DMR	BrandMeister 314364	—	Callao, VA
20.7	N3KUN	Chaptico N3KUN	145.2500	-0.6	TONE 110.9	FM (analog)		—	Chaptico, MD
21.7	N3PX	Mechanicsville N3PX	147.1950	+0.6	TSQL 156.7	FM (analog)	🗓 1 net	1 net · 42 check-ins · 13 stations	Mechanicsville, MD
21.9	N3PPH	Prince Frederick N3PPH Interstate	441.3875	+5	CC1	DMR	Interstate-3	—	Prince Frederick, MD
22.0	W3SMD	Barstow W3SMD AllStar	223.9000	-1.6	TONE 186.2	FM (analog)	AllStar 513100	—	Barstow, MD
22.0	N3FI	Barstow N3FI	443.7000	+5	TSQL 179.9	FM (analog) (FM,C4FM)		—	Barstow, MD
22.6	W4NNK	Heathsville W4NNK	147.3300	+0.6	TONE 100.0	FM (analog)		—	Heathsville, VA
23.7	W3PQS	Prince Frederick W3PQS	53.1700	-1	TSQL 100.0	FM (analog)		—	Prince Frederick, MD
24.5	K3OCM	Charlotte Hall K3OCM K4USD-Net	443.1875	+5	CC6	DMR	K4USD-Net	—	Charlotte Hall, MD
26.0	KF4AH	Montross KF4AH	146.8950	-0.6	TSQL 110.9	FM (analog)		—	Montross, VA
27.0	WG3K	Chesapeake Beach WG3K BM	444.3500	+5	none	D-STAR (DMR,DV)	BrandMeister 312393	—	Chesapeake Beach, MD
28.5	N3LHD	Aquasco N3LHD Interstate	442.4625	+5	CC1	DMR	Interstate-c-Bridge-1	—	Aquasco, MD
31.1	N3PPH	Sunderland Mt N3PPH Interstate	441.6375	+5	CC1	DMR	Interstate-2	—	Sunderland, MD
31.1	K3CAL	Sunderland K3CAL EchoLink	146.9850	-0.6	TONE 156.7	FM (analog) (FM,C4FM)	EchoLink 389207 🗓 1 net	1 net	Sunderland, MD
31.9	N3MRG	Tyaskin Muddy N3MRG	146.8650	-0.6	CC1	DMR		—	Tyaskin, MD
32.0	N3PZZ	Dahlgren Potomac N3PZZ	145.2500	-0.6	TONE 88.5	FM (analog)		—	Dahlgren, VA
33.2	N3PZZ	King George Dahl N3PZZ	145.3300	-0.6	TONE 88.5	FM (analog)		—	King George, VA
33.8	K3EMD	Easton K3EMD WIRES-X	147.0450	+0.6	TSQL 156.7	FM (analog)	WIRES-X 43142	—	Easton, MD
35.6	KC8VFN	King George Locu KC8VFN	146.7750	-0.6	TSQL 110.9	FM (analog)		—	King George, VA
35.8	N3YMS	Trappe N3YMS Interstate	442.5375	+5	CC1	DMR	Interstate	—	Trappe, MD
35.8	W4NNK	Kilmarnock W4NNK	146.8350	-0.6	TONE 100.0	FM (analog)		—	Kilmarnock, VA
36.0	W3OR	Crisfield McCrea W3OR	145.1300	-0.6	CC1	DMR		—	Crisfield, MD
36.4	N3RKT	Crisfield N3RKT WIRES-X	145.1100	-0.6	TSQL 156.7	FM (analog) (FM,C4FM)	WIRES-X 30213	—	Crisfield, MD
36.6	KC3DVC	Crisfield KC3DVC Interstat	145.1300	-0.6	CC1	DMR	Interstate	—	Crisfield, MD
36.8	W4GSF	Kilmarnock Fire W4GSF	145.4500	-0.6	none	FM (analog)		—	Kilmarnock, VA
36.8	W4GSF	Kilmarnock W4GSF	146.8350	-0.6	TONE 173.8	FM (analog)		—	Kilmarnock, VA
38.6	WA3YUV	Brandywine WA3YUV	443.6000	+5	TSQL 103.5	FM (analog) (FM,C4FM)		—	Brandywine, MD
39.7	W3SMR	Brandywine W3SMR	147.1500	+0.6	TSQL 114.8	FM (analog)		—	Brandywine, MD
40.4	W3OR	Westover W3OR	145.3200	-0.6	none	FM (analog)		—	Westover, MD
40.5	KA3MRX	Princess Anne KA3MRX	146.6250	-0.6	TONE 156.7	FM (analog)		—	Princess Anne, MD
41.4	K3EMD	Easton URM Ctr K3EMD WIRES-X	442.2000	+5	TSQL 156.7	FM (analog) (FM,C4FM)	WIRES-X 33142	—	Easton, MD
41.4	W4KGC	King George W4KGC	146.7450	-0.6	TSQL 107.2	FM (analog)		—	King George, VA
41.4	K4GVA	King George K4GVA	448.4750	-5	TONE 79.7	FM (analog)		—	King George, VA
42.0	K3DRC	Salisbury WMDT K3DRC	146.8200	-0.6	TSQL 156.7	FM (analog)	🗓 1 net	1 net	Salisbury, MD
42.4	N3YMS	Eden N3YMS Interstate	441.8875	+5	CC2	DMR	Interstate	—	Eden, MD
45.2	KC3BFB	Fort KC3BFB	146.7150	-0.6	TONE 110.9	FM (analog)		—	Fort Washington, MD
46.1	W3PRO	Salisbury W3PRO	145.2800	-0.6	none	D-STAR		—	Salisbury, MD
46.1	W3PRO	Salisbury W3PRO	146.9250	-0.6	TSQL 156.7	FM (analog)		—	Salisbury, MD
46.1	N3MRG	Salisbury N3MRG Interstate	442.6500	+5	CC6	DMR	Interstate	—	Salisbury, MD
46.1	K3RIC	Salisbury K3RIC	444.0500	+5	none	FM (analog) (FM,C4FM)		—	Salisbury, MD
46.1	W3PRO	Salisbury W3PRO	444.2000	+5	none	D-STAR		—	Salisbury, MD
47.0	K3OCM	Salisbury K3OCM K4USD	442.6500	+5	CC6	DMR	K4USD	—	Salisbury, MD
47.2	W3VPR	Davidsonville W3VPR	147.1050	+0.6	TONE 107.2	FM (analog)	🗓 5 nets	5 nets · 631 check-ins · 83 stations	Davidsonville, MD
47.2	W3VPR	Davidsonville W3VPR	223.8800	-1.6	TONE 107.2	FM (analog)	🗓 5 nets	5 nets · 631 check-ins · 83 stations	Davidsonville, MD
47.2	W3VPR	Davidsonville W3VPR	444.4000	+5	TSQL 107.2	FM (analog)	🗓 5 nets	5 nets · 631 check-ins · 83 stations	Davidsonville, MD
47.6	N3KNT	Federalsburg N3KNT Interstate	442.0500	+5	CC1	DMR	Interstate-2-Network	—	Federalsburg, MD
47.8	W4TTL	Walkerton W4TTL	146.7150	-0.6	none	FM (analog)		—	Walkerton, VA
48.9	W4ATN	Largo W4ATN MARC	443.7875	+5	CC3	DMR	DMR-MARC	—	Largo, MD
49.0	N3LHD	Upper Marlboro N3LHD Interstate	444.6500	+5	CC6	DMR	Interstate-c-Bridge-1	—	Upper Marlboro, MD
49.1	K4MMJ	Fredericksb FMl8 K4MMJ BM	433.1000	+5	CC1	DMR	BrandMeister 317511602	—	Fredericksburg, FMl8, VA
49.4	K3ERA	District Heights K3ERA EchoLink	145.2300	-0.6	TSQL 110.9	FM (analog) (FM,C4FM)	EchoLink 294165 🗓 2 nets	2 nets · 52 check-ins · 19 stations	District Heights, MD
10.7	KB3FWW Offline	Hollywood KB3FWW IRLP	449.4900	simplex	TSQL 146.2	FM (analog)	IRLP 8856	—	Hollywood, MD
23.3	WX4EMC Offline	Heathsville WCNV WX4EMC DMRVA	442.7000	+5	CC1	DMR	DMRVA	—	Heathsville, VA

Vanity Applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Sep 17, 2001 Granted Jul 9, 2021 0000594434	KD4QBU · CALVIN J SPREITZER · Technician 45870 Hwy to Heaven Lane, Great Mills, MD 20634 38.2417, -76.4983 (ZIP center) · Grid FM18sf · CQ 5 · ITU 8 · map ↗	1.N3CAL ✓ Granted 2.N3CV Held by Christopher M Torlone until Aug 8, 2036 3.K3CAL Held by Calvert Amateur Radio Association until Apr 18, 2033	Granted got N3CAL