N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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

Leonard D Hacker

FRN 0023237167 · first licensed Jan 9, 2014 as KK4WHB · 4 licenses on record

📝 FCC applications (12)

Received	File number	Service	Purpose	Status	Call
Sep 16, 2024	0011242506	HAM	Administrative update	Granted	K4ATG
Jan 19, 2021	0009376358	HAM	Administrative update	Granted	K4ATG
Oct 26, 2020	0009272879	HAM	Duplicate license	Granted	K4ATG
May 18, 2017	0007780008	HAM	Administrative update	Granted	K4ATG
Feb 10, 2017	0007655677	HAM	Modification	Granted	KW4ZO
Feb 9, 2017	0007655398	HAM	Administrative update	Granted	KW4ZO
Nov 21, 2016	0007566242	HAM	Modification	Granted	K4MOP
Jan 26, 2016	0007112392	HAM	Modification	Granted	KK4WHB
Aug 5, 2015	0006904603	HAM	Administrative update	Granted	KK4WHB
Oct 29, 2014	0006523573	HAM	Modification	Dismissed	KK4WHB
Mar 7, 2014	0006189547	HAM	Modification	Granted	KK4WHB
Jan 9, 2014	0006090959	HAM	New license	Granted	KK4WHB

Complete licensing history

📦 Moved: Mineral Bluff, GA → Jesup, GA

K4ATG Active Amateur Extra · vanity Feb 28, 2017 → expires Feb 28, 2027

Licensee
Leonard D Hacker

Address
76 Tree Top Ln
Jesup, GA 31545
31.5726, -81.9909 (ZIP center) · Grid EM91an · CQ 5 · ITU 8 · map ↗

FRN
0023237167

Previous call
KW4ZO (General)

Last granted
Feb 28, 2017

Effective
Sep 16, 2024

Last action
Sep 16, 2024
FCC actions (5)
- Sep 16, 2024 — Administrative update LIAUA
- Jan 20, 2021 — Administrative update LIAUA
- May 18, 2017 — Administrative update LIAUA
- Feb 28, 2017 — Vanity call sign granted VANGRT
- Feb 28, 2017 — License issued LIISS
📦 Moved: Jacksonville, FL → Mineral Bluff, GA

KW4ZO Canceled Amateur Extra Feb 13, 2016 → Feb 28, 2017 (canceled)

Licensee
Leonard D Hacker

Address
340 Hickory Drive
Mineral Bluff, GA 30559
34.9579, -84.2743 (ZIP center) · Grid EM74uw · CQ 5 · ITU 8 · map ↗

FRN
0023237167

Previous call
K4MOP (General)

Last granted
Feb 13, 2016

Effective
Feb 10, 2017

Last action
Feb 28, 2017
FCC actions (4)
- Feb 28, 2017 — License canceled LICAN
- Feb 10, 2017 — Administrative update LIAUA
- Nov 21, 2016 — Systematic call sign granted SYSGRT
- Nov 21, 2016 — License issued LIISS
K4MOP Canceled Amateur Extra · vanity Feb 13, 2016 → Nov 21, 2016 (canceled)

Licensee
Leonard D Hacker

Address
4540 Biddy Lane West
Jacksonville, FL 32210
30.2655, -81.7481 (ZIP center) · Grid EM90dg · CQ 5 · ITU 8 · map ↗

FRN
0023237167

Previous call
KK4WHB (General)

Last granted
Feb 13, 2016

Effective
Nov 21, 2016

Last action
Nov 21, 2016
FCC actions (3)
- Nov 21, 2016 — License canceled LICAN
- Feb 13, 2016 — Vanity call sign granted VANGRT
- Feb 13, 2016 — License issued LIISS
KK4WHB Canceled General Jan 9, 2014 → Feb 13, 2016 (canceled)

Licensee
Leonard D Hacker

Address
4540 Biddy Lane West
Jacksonville, FL 32210
30.2655, -81.7481 (ZIP center) · Grid EM90dg · CQ 5 · ITU 8 · map ↗

FRN
0023237167

Last granted
Jan 9, 2014

Effective
Aug 6, 2015

Last action
Feb 13, 2016
FCC actions (5)
- Feb 13, 2016 — License canceled LICAN
- Aug 6, 2015 — Administrative update LIAUA
- Mar 7, 2014 — License modified LIMOD
- Jan 9, 2014 — License issued LIISS
- Jan 9, 2014 — Systematic call sign granted SYSGRT

Address history

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

Seen Sep 27, 2024 → Oct 4, 2026 · 10 snapshots · as K4ATG
Leonard D Hacker
76 Tree Top Ln, Jesup, GA 31545
31.5726, -81.9909 (ZIP center) · Grid EM91an · CQ 5 · ITU 8 · map ↗
Seen Feb 15, 2017 → Oct 4, 2026 · 23 snapshots · as KW4ZO
Leonard D Hacker
340 Hickory Drive, Mineral Bluff, GA 30559
34.9579, -84.2743 (ZIP center) · Grid EM74uw · CQ 5 · ITU 8 · map ↗
Seen Sep 18, 2015 → Oct 4, 2026 · 63 snapshots · as KK4WHB
Leonard D Hacker
4540 Biddy Lane West, Jacksonville, FL 32210
30.2655, -81.7481 (ZIP center) · Grid EM90dg · CQ 5 · ITU 8 · map ↗
Seen Apr 16, 2022 → Jul 1, 2024 · 3 snapshots · as K4ATG
Leonard D Hacker
173 Bubba Court, Milledgeville, GA 31061
33.0591, -83.2264 (ZIP center) · Grid EM83jb · CQ 5 · ITU 8 · map ↗
Seen Sep 5, 2017 → May 6, 2019 · 7 snapshots · as K4ATG
Leonard D Hacker
1153 Highland Trace, Blairsville, GA 30512
34.8568, -83.9680 (ZIP center) · Grid EM84au · CQ 5 · ITU 8 · map ↗
Seen Mar 28, 2014 → Aug 2, 2015 · 6 snapshots · as KK4WHB
Leonard D Hacker
7212 Mimosa Grove Pl, Jacksonville, FL 32210
30.2655, -81.7481 (ZIP center) · Grid EM90dg · CQ 5 · ITU 8 · map ↗

Repeaters within 50 miles

56 repeaters within 50 miles of this ZIP code, 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 · center is the ZIP code (approximate) · 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
2.1	KS4K	Jesup KS4K BM	434.0125	+5	CC1	DMR	BrandMeister 3112660	—	Jesup, GA
5.8	KD4GGY	Jesup KD4GGY SE	441.8125	+5	CC1	DMR	SE	—	Jesup, GA
6.4	KD4GGY	Jesup KD4GGY	440.9250	simplex	CC?	DMR		—	Jesup, GA
6.7	KE4ZFR	Jesup KE4ZFR	146.8650	-0.6	TSQL 141.3	FM (analog)		—	Jesup, GA
6.7	KE4ZFR	Jesup KE4ZFR	441.6750	+5	TONE 131.8	FM (analog)		—	Jesup, GA
15.5	N4TCA	Patterson N4TCA AllStar	441.5250	+5	TSQL 141.3	FM (analog)	AllStar 466842	—	Patterson, GA
23.5	N4TCA	Blackshear N4TCA AllStar	145.3700	-0.6	TSQL 141.3	FM (analog)	AllStar 47267	—	Blackshear, GA
24.9	KK4GXP	Baxley KK4GXP SE	443.1125	+5	CC1	DMR	SE	—	Baxley, GA
25.0	no call listed Listed as SERA	Liberty_GA Florida	145.2200	-0.6	none	FM (analog)		—	Liberty_GA, FL
25.0	no call listed Listed as SERA	Liberty_GA Florida	443.0750	+5	none	FM (analog)		—	Liberty_GA, FL
25.2	KQ4BBQ	Hinesville Arpt KQ4BBQ	144.6200	+0.6	TSQL 103.5	FM (analog) (DV,FM)		—	Hinesville, GA
28.2	KK4ZNJ	Hinesville KK4ZNJ BM	444.8500	+5	CC1	DMR	BrandMeister 313084	—	Hinesville, GA
28.2	KQ4BBQ	Hinesville KQ4BBQ TGIF	444.8500	+5	CC1	DMR	TGIF	—	Hinesville, GA
30.8	no call listed Listed as SERA	Waycross-GA Florida	145.4200	-0.6	none	FM (analog)		—	Waycross-GA, FL
30.8	no call listed Listed as SERA	Waycross-GA Florida	441.8375	+5	none	FM (analog)		—	Waycross-GA, FL
32.8	KM4DND	Waycross KM4DND EchoLink	146.8200	-0.6		Fusion (C4FM)	EchoLink 796851	—	Waycross, GA
33.0	KK4GXP	Waycross KK4GXP SE	444.0250	+5	CC3	DMR	SE	—	Waycross, GA
33.0	KM4DND	Waycross KM4DND	145.0400	in 146.2400	none	D-STAR		—	Waycross, GA
33.0	KM4DND	Waycross KM4DND	448.4875	+5	none	D-STAR		—	Waycross, GA
34.7	KG4OGC	Riceboro KG4OGC	145.4700	-0.6	none	FM (analog) (FM,C4FM)		—	Riceboro, GA
35.5	KA4CID	Midway KA4CID EchoLink	443.3000	+5	TONE 97.4	FM (analog)	EchoLink 954295	—	Midway, GA
36.0	N4CGH	Waverly N4CGH	145.0800	in 146.4800	none	D-STAR		—	Waverly, GA
36.0	N4CGH	Waverly N4CGH	442.0125	+5	none	FM (analog)		—	Waverly, GA
36.6	no call listed Listed as SERA	Waverly-GA Florida	145.1200	-0.6	none	FM (analog)		—	Waverly-GA, FL
36.6	no call listed Listed as SERA	Waverly-GA Florida	442.0125	simplex	none	FM (analog)		—	Waverly-GA, FL
37.3	KG4LVN	Midway KG4LVN	146.9400	-0.6	none	D-STAR		—	Midway, GA
38.3	W4JSF	Nicholls W4JSF BM	444.4125	+5	CC3	DMR	BrandMeister 310003	—	Nicholls, GA
41.0	W4CLA	Claxton W4CLA	147.0750	+0.6	TONE 123.0	FM (analog)		—	Claxton, GA
41.7	KM4EYX	Nicholls KM4EYX AllStar	145.2500	-0.6	TONE 141.3	FM (analog)	AllStar 441761	—	Nicholls, GA
42.2	N4TCA	Waycross N4TCA AllStar	145.2700	-0.6	TSQL 141.3	FM (analog)	AllStar 466840 EchoLink 291329 AllStar 466841	—	Waycross, GA
42.8	KE4ZRT	Millwood GPB KE4ZRT	147.0450	+0.6	TONE 141.3	FM (analog)		—	Millwood, GA
43.2	KG4PXG	Brunswick KG4PXG BM	442.2000	+5	CC7	DMR	BrandMeister 310795	—	Brunswick, GA
43.2	KK4GXP	Brunswick KK4GXP SE	444.9875	+5	CC1	DMR	SE	—	Brunswick, GA
43.2	K3RCB	Brunswick K3RCB	440.5625	+5	none	D-STAR		—	Brunswick, GA
43.3	WX4BWK	Brunswick Sidney WX4BWK EchoLink	145.3300	-0.6	TONE 131.8	FM (analog)	EchoLink 245576	—	Brunswick, GA
44.2	no call listed Listed as SERA	Midwaw-GA Florida	146.9400	-0.6	none	FM (analog)		—	Midwaw-GA, FL
44.7	no call listed Listed as SERA	St Simons-GA Florida	443.0625	+5	none	FM (analog)		—	St Simons-GA, FL
44.7	KB4CC	Woodbine Public KB4CC AllStar	147.1950	+0.6	TSQL 127.3	FM (analog)	AllStar 510749 AllStar 65151	—	Woodbine, GA
44.8	KE4PMP	Millwood KE4PMP MARC	147.3000	+0.6	TONE 88.5	FM (analog) (DMR,FM)	DMR-MARC	—	Millwood, GA
45.3	KF4DG	Pembroke WVAN KF4DG EchoLink	147.1050	+0.6	TONE 100.0	FM (analog)	EchoLink 469003	—	Pembroke, GA
49.7	AB4KK	Folkston AB4KK AllStar	145.7790	-0.6	none	FM (analog)	AllStar 510742	—	Folkston, GA
49.7	AB4KK	Folkston AB4KK AllStar	442.8500	+5	TONE 127.3	FM (analog) (DMR,FM)	AllStar 510743 AllStar 510746 TGIF	—	Folkston, GA
49.7	AB4KK	Folkston AB4KK AllStar	445.1000	simplex	TONE 100.0	FM (analog)	AllStar 510750	—	Folkston, GA
49.7	AB4KK	Folkston AB4KK AllStar	146.7900	-0.6	TSQL 127.3	FM (analog) (DMR,FM)	AllStar 510740 EchoLink 626696 WIRES-X 333 AllStar 510741 AllStar 510744 AllStar 510748 BrandMeister 311009	—	Folkston, GA
49.9	no call listed Listed as SERA	Folkston-GA Florida	146.7900	-0.6	TONE 141.3	FM (analog)		—	Folkston-GA, FL
49.9	KE4PMP	Vidalia Wtr KE4PMP EchoLink	444.5750	+5	TSQL 88.5	FM (analog) (C4FM,DMR,FM)	EchoLink 687210 DMR-MARC	—	Vidalia, GA
28.5	KG4OGC offline	Hinesville KG4OGC	444.8500	+5	TONE 100.0	D-STAR		—	Hinesville, GA
42.7	KK4GXP offline	Millwood KK4GXP BM	440.8000	+5	CC1	DMR	BrandMeister 313148	—	Millwood, GA
45.3	KJ4GGV offline	Pembroke WVAN KJ4GGV	145.2800	-0.6	none	FM (analog) (DV,FM)		—	Pembroke, GA
45.3	KJ4GGV offline	Pembroke WVAN KJ4GGV	440.7000	+5	none	FM (analog) (DV,FM)		—	Pembroke, GA
45.3	KJ4GGV offline	Pembroke WVAN KJ4GGV	1282.7000	-12	none	FM (analog) (DV,FM)		—	Pembroke, GA
45.3	KJ4GGV offline	Pembroke WVAN KJ4GGV	1298.5000	simplex	none	D-STAR		—	Pembroke, GA
49.7	AB4KK offline	Folkston AB4KK BM	442.1000	+5	CC1	DMR	BrandMeister 310958	—	Folkston, GA
49.7	AB4KK offline	Folkston AB4KK	444.0000	-0.6	CC?	DMR		—	Folkston, GA
49.7	AB4KK offline	Jesup AB4KK AllStar	145.7500	+5	TONE 110.9	FM (analog) (DMR,FM)	AllStar 510740	—	Jesup, GA
49.7	AB4KK offline	Folkston AB4KK	436.0000	+5	CC?	DMR		—	Folkston, GA

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Feb 10, 2017 Granted Feb 28, 2017 0007655677	KW4ZO · Leonard D Hacker · Amateur Extra 340 Hickory Drive, Mineral Bluff, GA 30559 34.9579, -84.2743 (ZIP center) · Grid EM74uw · CQ 5 · ITU 8 · map ↗	1.K4ATG ✓ granted	Granted got K4ATG
Filed Jan 26, 2016 Granted Feb 13, 2016 0007112392	KK4WHB · Leonard D Hacker · General 4540 Biddy Lane West, Jacksonville, FL 32210 30.2655, -81.7481 (ZIP center) · Grid EM90dg · CQ 5 · ITU 8 · map ↗	1.K4MOP ✓ granted 2.K4HAY held 3.K4NAI 4.K4AIM held 5.K4AIN 6.K4CHI available	Granted got K4MOP
Filed Oct 29, 2014 Award date was Nov 16, 2014 0006523573	KK4WHB · Leonard D Hacker · General 7212 Mimosa Grove Pl, Jacksonville, FL 32210 30.2655, -81.7481 (ZIP center) · Grid EM90dg · CQ 5 · ITU 8 · map ↗	1.K4OWL held 2.K4LMB held 3.K4OUT held 4.K4USN held 5.K4CPO held 6.K4WVA held 7.K4BWV held 8.K4WKU held 9.K4LUF held 10.K4KLH held	Dismissed