N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 12, 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)

DAVID F HAMMACK

FRN 0004137402 · first licensed Nov 2, 2000 as N4DFP · 2 licenses on record

📝 FCC Applications (12)

Received	File number	Service	Purpose	Status	Call
May 15, 2018	0008212598	HAM	Modification	Granted	N4DFP
Apr 27, 2018	0008189558	HAM	Modification	Granted	N4DFP
Jan 25, 2016	0007106924	HAM	Duplicate license	Granted	N4DFP
Jun 25, 2015	0006853788	HAM	Administrative update	Granted	N4DFP
Nov 12, 2014	0006542464	HAM	Renewal	Granted	N4DFP
Oct 20, 2014	0006510251	HAM	Administrative update	Granted	N4DFP
Apr 23, 2012	0005175244	HAM	Administrative update	Granted	N4DFP
Mar 28, 2011	0004666945	HAM	Administrative update	Granted	N4DFP
Feb 19, 2008	0003327828	HAM	Administrative update	Granted	N4DFP
Dec 27, 2004	0001985856	HAM	Renewal	Granted	N4DFP
Jul 10, 2002	0000958428	HAM	Administrative update	Granted	N4DFP
Nov 1, 2000	0000250898	HAM	Modification	Granted	N4DFP

Complete Licensing History

K4DFH Active Amateur Extra · vanity Jun 2, 2018 → expires Jun 2, 2028

Licensee
DAVID F HAMMACK

Address
27-B AVERY LN
LUGOFF, SC 29078
34.2774, -80.7285 (street) · Grid EM94pg · CQ 5 · ITU 8 · map ↗

FRN
0004137402

Previous call
N4DFP (General)

Last granted
Jun 2, 2018

Effective
Jun 2, 2018

Last action
Jun 2, 2018
FCC actions (2)
- Jun 2, 2018 — Vanity call sign granted VANGRT
- Jun 2, 2018 — License issued LIISS
N4DFP Canceled Amateur Extra Nov 2, 2000 → Jun 2, 2018 (canceled)

Licensee
DAVID F HAMMACK

Address
27-B AVERY LN
LUGOFF, SC 29078
34.2774, -80.7285 (street) · Grid EM94pg · CQ 5 · ITU 8 · map ↗

FRN
0004137402

Last granted
Nov 13, 2014

Effective
Apr 27, 2018

Last action
Jun 2, 2018
FCC actions (10)
- Jun 2, 2018 — License canceled LICAN
- Apr 27, 2018 — License modified LIMOD
- Jun 26, 2015 — Administrative update LIAUA
- Nov 13, 2014 — License renewed LIREN
- Oct 21, 2014 — Administrative update LIAUA
- Apr 24, 2012 — Administrative update LIAUA
- Mar 29, 2011 — Administrative update LIAUA
- Dec 27, 2004 — License renewed LIREN
- Jul 10, 2002 — Administrative update LIAUA
- Nov 2, 2000 — License modified LIMOD

Address history

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

Seen Aug 2, 2015 → Oct 11, 2026 · 51 snapshots · as N4DFP
DAVID F HAMMACK
27-B AVERY LN, LUGOFF, SC 29078
34.2774, -80.7285 (street) · Grid EM94pg · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Jun 6, 2015 · 4 snapshots · as N4DFP
DAVID F HAMMACK
Attn: David F. Hammack
27 Avery Ln, Lugoff, SC 29078
34.1816, -80.6994 (ZIP center) · Grid EM94pe · CQ 5 · ITU 8 · map ↗
Seen May 28, 2012 → May 22, 2014 · 8 snapshots · as N4DFP
DAVID F HAMMACK
Attn: David F. Hammack
759 E Monroe St Apt 121, Little Falls, NY 13365
43.0982, -74.8484 (ZIP center) · Grid FN23nc · CQ 5 · ITU 8 · map ↗
Seen May 27, 2010 → Nov 10, 2011 · 3 snapshots · as N4DFP
DAVID F HAMMACK
Attn: David F. Hammack
976 Penny Rd., Cassatt, SC 29032
34.3370, -80.4443 (ZIP center) · Grid EM94si · CQ 5 · ITU 8 · map ↗

Repeaters within 50 Miles

78 repeaters within 50 miles of this address, most active 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
14.7	W4FTK	Blythewood W4FTK AllStar	443.6500	+5	DCS 315	FM (analog)	AllStar 40040 EchoLink 367365 🗓 2 nets	2 nets · 643 check-ins · 265 stations	Blythewood, SC
25.7	W4FTK	Columbia W4FTK AllStar	442.8750	+5	DCS 315	FM (analog)	AllStar 40040 EchoLink 367365 🗓 2 nets	2 nets · 643 check-ins · 265 stations	Columbia, SC
31.4	W4FTK	Wedgefield W4FTK AllStar	147.0600	+0.6	DCS 315	FM (analog)	AllStar 40040 EchoLink 367365 🗓 2 nets	2 nets · 643 check-ins · 265 stations	Wedgefield, SC
34.5	W4FTK	Richburg W4FTK AllStar	146.7600	-0.6	DCS 315	FM (analog)	AllStar 40040 EchoLink 367365 🗓 2 nets	2 nets · 643 check-ins · 265 stations	Richburg, SC
36.2	W4FTK	Sumter W4FTK AllStar	443.3000	+5	DCS 315	FM (analog)	AllStar 40040 EchoLink 367365 🗓 2 nets	2 nets · 643 check-ins · 265 stations	Sumter, SC
39.1	W4FTK	Little Mountain W4FTK AllStar	146.6250	-0.6	DCS 315	FM (analog)	AllStar 40040 EchoLink 367365 🗓 2 nets	2 nets · 643 check-ins · 265 stations	Little Mountain, SC
39.2	W4FTK	Little Mt W4FTK AllStar	443.8750	+5	DCS 315	FM (analog)	AllStar 40040 EchoLink 367365 🗓 2 nets	2 nets · 643 check-ins · 265 stations	Little Mt, SC
39.3	W4FTK	Pageland W4FTK AllStar	441.8250	+5	DCS 315	FM (analog)	AllStar 40040 EchoLink 367365 🗓 2 nets	2 nets · 643 check-ins · 265 stations	Pageland, SC
46.4	W4FTK	Rock Hill W4FTK	147.3000	+0.6	DCS 315	FM (analog)	🗓 2 nets	2 nets · 643 check-ins · 265 stations	Rock Hill, SC
46.4	W4FTK	Rock Hill W4FTK AllStar	443.8000	+5	DCS 315	FM (analog)	AllStar 40040 EchoLink 367365 🗓 2 nets	2 nets · 643 check-ins · 265 stations	Rock Hill, SC
47.8	W4FTK	Rock Hill W4FTK AllStar	147.2250	+0.6	TSQL 110.9	FM (analog)	AllStar 51895 AllStar 50262 🗓 2 nets	2 nets · 643 check-ins · 265 stations	Rock Hill, SC
47.8	W4FTK	Rock Hill W4FTK AllStar	444.9250	+5	TSQL 91.5	FM (analog)	AllStar 417862 🗓 2 nets	2 nets · 643 check-ins · 265 stations	Rock Hill, SC
16.2	WR4SC	Columbia WR4SC NC-PRN	442.5125	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 254 check-ins · 104 stations	Columbia, SC
16.2	WR4SC	Columbia WR4SC	441.7250	+5	TONE 91.5	FM (analog)	🗓 2 nets	2 nets · 254 check-ins · 104 stations	Columbia, SC
25.9	WR4SC	Columbia Capital WR4SC NC-PRN	440.6125	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 254 check-ins · 104 stations	Columbia, SC
33.1	WR4SC	Sumter WR4SC	147.0150	+0.6	TSQL 156.7	FM (analog)	🗓 2 nets	2 nets · 254 check-ins · 104 stations	Sumter, SC
36.8	WR4SC	Little Mountain WR4SC NC-PRN	443.5375	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 254 check-ins · 104 stations	Little Mountain, SC
37.9	WR4SC	Sumter WR4SC NC-PRN	442.3125	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 254 check-ins · 104 stations	Sumter, SC
39.5	WR4SC	Little Mountain WR4SC	147.2100	+0.6	TSQL 156.7	FM (analog)	🗓 2 nets	2 nets · 254 check-ins · 104 stations	Little Mountain, SC
40.5	WR4SC	Chester WR4SC	440.5750	+5	CC1	DMR	🗓 2 nets	2 nets · 254 check-ins · 104 stations	Chester SC, SC
42.2	WR4SC	Rock Hill WR4SC NC-PRN	440.5125	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 254 check-ins · 104 stations	Rock Hill, SC
16.5	W4CAE	Fort Jackson W4CAE	146.7750	-0.6	TSQL 156.7	FM (analog)	🗓 3 nets	3 nets · 113 check-ins · 46 stations	Fort Jackson, SC
25.9	W4CAE	Columbia W4CAE AllStar	147.3300	+0.6	TSQL 156.7	FM (analog)	AllStar 494460 🗓 3 nets	3 nets · 113 check-ins · 46 stations	Columbia, SC
38.9	K4LLE	Lexington S K4LLE	147.0000	+0.6	TSQL 123.0	FM (analog) (FM,P25)	🗓 3 nets	3 nets · 102 check-ins · 31 stations	Lexington, SC
38.3	KW4BET	Chester Near KW4BET XLX056	442.4750	+5	DCS 023	FM (analog) (DMR,FM)	AllStar 474346 EchoLink 442475 IRLP 7609 WIRES-X 36034 AllStar 474345 XLX056 🗓 1 net	1 net · 51 check-ins · 50 stations	Chester, SC
41.1	KW4BET	Chester KW4BET AllStar	445.9375	simplex	TONE 67.0	FM (analog)	AllStar 474340 🗓 1 net	1 net · 51 check-ins · 50 stations	Chester, SC
41.1	KW4BET	Chester NLF Dept KW4BET AllStar	52.5700	simplex	TONE 67.0	FM (analog)	AllStar 474346 EchoLink 442475 IRLP 7609 WIRES-X 46034 AllStar 474344 🗓 1 net	1 net · 51 check-ins · 50 stations	Chester, SC
41.1	KW4BET	Chester KW4BET IRLP	446.0250	simplex	TSQL 77.0	FM (analog)	IRLP 4481 🗓 1 net	1 net · 51 check-ins · 50 stations	Chester, SC
41.2	KW4BET	Lewis KW4BET AllStar	146.5350	simplex	TONE 77.0	FM (analog)	AllStar 474349 🗓 1 net	1 net · 51 check-ins · 50 stations	Lewis, SC
41.2	KW4BET	Lewis KW4BET AllStar	442.1750	+5	none	FM (analog)	AllStar 530449 🗓 1 net	1 net · 51 check-ins · 50 stations	Lewis SC, SC
32.9	W4PSC	Leslie W4PSC	444.7250	+5	DCS 156	FM (analog)	🗓 1 net	1 net · 25 check-ins · 9 stations	Leslie, SC
47.8	W4PSC	Rock Hill W4PSC	927.6125	-25	DCS 156	P25	🗓 1 net	1 net · 25 check-ins · 9 stations	Rock Hill, SC
5.2	KI4RAX	Lugoff KI4RAX	146.8200	-0.6	TSQL 91.5	FM (analog) (FM,C4FM)		—	Lugoff, SC
5.2	KI4RAX	Lugoff KI4RAX	441.8000	+5	none	D-STAR (DV,DMR)		—	Lugoff, SC
9.4	KI4IVP	Elgin KI4IVP WIRES-X	147.2400	+0.6	TSQL 103.5	FM (analog) (FM,C4FM)	WIRES-X 18449	—	Elgin, SC
19.3	KJ4BWK	Columbia KJ4BWK	442.2000	+5	none	D-STAR		—	Columbia, SC
19.3	KJ4BWK	Columbia KJ4BWK	1282.2250	+12	none	D-STAR		—	Columbia, SC
22.3	W4APE Offline	Lucknow W4APE EchoLink	146.9250	-0.6	TONE 123.0	FM (analog)	EchoLink 779467	—	Lucknow, SC
25.9	K4HI	Columbia K4HI WIRES-X	147.3600	+0.6	TSQL 100.0	FM (analog)	WIRES-X 64927	—	Columbia, SC
25.9	K9OH	Columbia K9OH AllStar	444.8750	+5	TSQL 91.5	FM (analog)	AllStar 417861	—	Columbia, SC
25.9	N4EOY Offline	Columbia N4EOY	224.9000	-1.6	none	FM (analog)		—	Columbia, SC
26.3	W4DZF	Columbia St W4DZF	145.2700	-0.6	DCS 632	FM (analog)		—	Columbia, SC
28.6	W4GL	Wedgefield W4GL	145.4300	-0.6	TSQL 156.7	FM (analog)		—	Wedgefield, SC
28.8	W4EAE	Cayce W4EAE	433.1000	+5	CC1	DMR		—	Cayce, SC
28.8	W4EAE	Cayce W4EAE	443.1000	+5	none	D-STAR (DMR,DV)		—	Cayce, SC
29.3	W4EAE Offline	Cayce W4EAE IRLP	147.5100	simplex	TSQL 131.8	FM (analog)	IRLP 8255	—	Cayce, SC
30.1	W4GL	Sumter W4GL	441.9500	+5	none	D-STAR		—	Sumter, SC
30.4	KC4IRA	Lancaster Medica KC4IRA	444.6250	+5		Fusion (C4FM)		—	Lancaster, SC
30.7	W4PAX	Lancaster W4PAX	146.7000	-0.6	TSQL 123.0	FM (analog)		—	Lancaster, SC
30.7	W4PAX	Lancaster W4PAX	444.1000	+5	TONE 192.8	FM (analog)		—	Lancaster, SC
33.1	W4GL	Sumter Tuomey W4GL	146.6400	-0.6	TONE 156.7	FM (analog)		—	Sumter, SC
33.1	W4GL	Sumter WRJA W4GL	444.1500	+5	TSQL 123.0	FM (analog) (FM,DV)		—	Sumter, SC
34.9	KG4GKY Offline	West Columbia KG4GKY IRLP	446.8750	simplex	TSQL 79.7	FM (analog)	IRLP 4045	—	West Columbia, SC
35.2	no call listed	Florence AllStar	29.6000	simplex	CC0	DMR	AllStar 29419 EchoLink 41809 AllStar 49643	—	Florence, SC
35.2	KA3KDL	Hartsville KA3KDL AllStar	146.6250	-0.6	TSQL 114.8	FM (analog)	AllStar 29419 EchoLink 41809	—	Hartsville, SC
36.0	W4ULH	Hartsville Carol W4ULH	442.3500	+5	TONE 162.2	FM (analog)		—	Hartsville, SC
37.1	W4APE	Pageland W4APE EchoLink	146.8950	-0.6	TONE 123.0	FM (analog)	EchoLink 779467	—	Pageland, SC
37.1	W4JMY Offline	Pageland W4JMY	53.3700	-1	TONE 100.0	FM (analog)		—	Pageland, SC
37.9	W4GL	Sumter W4GL	147.0150	+0.6	TSQL 156.7	FM (analog)		—	Sumter, SC
38.3	W4CHR	Chester Near W4CHR AllStar	145.3100	-0.6	DCS 145	FM (analog)	AllStar 530447 EchoLink 307645	—	Chester, SC
39.5	N4UHF	Little Mountain N4UHF	444.6500	+5	CC0	DMR		—	Little Mountain, SC
40.3	KQ4NOR	Glymphville KQ4NOR AllStar	146.9550	simplex	TONE 186.2	FM (analog)	AllStar 66357	—	Glymphville, SC
40.5	K4WBT	Waxhaw JAARS Ctr K4WBT	444.5250	+5	TONE 94.8	FM (analog)		—	Waxhaw, NC
40.6	K4WBT	Waxhaw K4WBT EchoLink	146.8650	+0.6	TONE 94.8	FM (analog) (C4FM,FM)	EchoLink 84335	—	Waxhaw, NC
41.0	N7GZT	Saint Hemlock rd N7GZT AllStar	442.7750	+5	TSQL 156.7	FM (analog)	AllStar 637120	—	Saint Matthews, SC
41.3	KJ4BWK	Saint Matthews KJ4BWK	145.4000	-0.6	none	D-STAR		—	Saint Matthews, SC
42.2	K4YTZ	Rock Hill K4YTZ AllStar	147.0300	-0.6	TSQL 88.5	FM (analog)	AllStar 54226 EchoLink 418325	—	Rock Hill, SC
42.4	AD4U	Saint Matthews AD4U	146.6700	-0.6	TSQL 156.7	FM (analog)		—	Saint Matthews, SC
42.4	N7GZT	Saint Matthews N7GZT	53.2100	-1	none	FM (analog)		—	Saint Matthews, SC
46.9	N9PQJ	Town L0C4T0R N9PQJ BM	434.4500	+5	CC1	DMR	BrandMeister 3218284	—	Town, L0C4T0R, SC
47.9	N5CWH	Gilbert N5CWH	146.6550	-0.6	TSQL 156.7	FM (analog)		—	Gilbert, SC
47.9	KC4GYM	Gilbert KC4GYM IRLP	224.5600	-1.6	TSQL 162.2	FM (analog)	IRLP 4109	—	Gilbert, SC
48.0	KQ4MKW	Darlington S Ca KQ4MKW BM	445.5125	-5	CC1	DMR	BrandMeister 321045702	—	Darlington, South Ca, SC
48.6	KC4KPJ	Rock Hill KC4KPJ BM	444.7250	+5	CC6	DMR	BrandMeister 311960	—	Rock Hill, SC
48.7	WD4KFD	Florence I-95/Rt WD4KFD	442.5250	+5	TONE 210.7	FM (analog)		—	Florence, SC
50.0	NC4UC	Monroe NC4UC	145.3900	-0.6	TSQL 94.8	FM (analog) (C4FM,FM)		—	Monroe, NC
50.0	W4ZO	Monroe W4ZO	444.3000	+5	TSQL 100.0	FM (analog)		—	Monroe, NC
50.0	NC4UC	Monroe NC4UC	444.4250	+5	TONE 94.8	FM (analog) (C4FM,FM)		—	Monroe, NC

Vanity Applications

Filed · Award	Applicant	Requested (in order)	Status
Filed May 15, 2018 Granted Jun 2, 2018 0008212598	N4DFP · DAVID F HAMMACK · Amateur Extra 27-B AVERY LN, LUGOFF, SC 29078 34.2774, -80.7285 (street) · Grid EM94pg · CQ 5 · ITU 8 · map ↗	1.K4DFH ✓ Granted 2.N1DFH Available 3.N5DFH Available 4.N3DFH Never issued 5.N2DFH Never issued 6.K5DFH Held by Donald F Hearn until Jul 3, 2031 7.K3DFH Never issued 8.W5DFH Never issued 9.W3DFH Never issued 10.W2DFH Never issued	Granted got K4DFH