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

KA4RTK HAM

General class licensed since 2007 (19 yrs) Lake City, FL grid EM80od 95 repeaters within 50 mi
🔒 Not available — currently licensed, through Oct 3, 2028. If it isn't renewed, it opens for vanity requests Oct 4, 2030.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

Currently held by TODD A ERICKSON · 1 holder on record

Current holder: TODD A ERICKSON

Held KA4RTK Nov 10, 2007 → present · first licensed Nov 10, 2007 as KA4RTK · 1 license · FRN 0017116021

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

Others requesting KA4RTK

1 application listed KA4RTK as a choice, newest first.

FiledAwardApplicantChoice #Status
May 14, 2014 Jun 1, 2014 KK4SIN · Austin J Mullen · Ozark, AL 7Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KA4RTK in the last 24 hours. They show up here within seconds of KA4RTK beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 miles

95 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)
MilesCallNameOutputOffsetToneModeNetworksActivityLocation
3.7 KJ4LSY Lake city
KJ4LSY
 145.5850 simplex none FM (analog) — Lake city, FL
7.7 KE4BQI Lake City
KE4BQI
 53.1700 -1 TONE 123.0 FM (analog) — Lake City, FL
7.8 NF4CA Lake City
NF4CA
 147.1800 +0.6 TONE 123.0 FM (analog) — Lake City, FL
8.0 KO4WOG Lake City
KO4WOG
 444.6000 +5 TONE 123.0 FM (analog) — Lake City, FL
8.2 NF4CQ Lake City
NF4CQ
 147.1500 +0.6 TONE 110.9 FM (analog) — Lake City, FL
9.4 KN4YGT Lake City
KN4YGT
 439.9000 simplex none D-STAR — Lake City, FL
9.6 KN4YGT Lake City
KN4YGT BM
 442.4250 +5 CC6 DMR BrandMeister TGIF — Lake City, FL
9.6 KN4YGT Lake City
KN4YGT AllStar
 444.8750 +5 TONE 123.0 FM (analog) (C4FM,FM) AllStar 530512 — Lake City, FL
9.6 WA4ZFQ Lake City
WA4ZFQ
 146.9400 -0.6 TONE 123.0 FM (analog) — Lake City, FL
10.1 NF4CQ Lake City
NF4CQ
 145.4900 -0.6 none FM (analog) — Lake City, FL
10.1 NF4CQ Lake City
NF4CQ
 444.9000 +5 TONE 110.9 FM (analog) — Lake City, FL
11.3 KO4WOG Lake City
KO4WOG
 224.1400 -1.6 TSQL 123.0 FM (analog) — Lake City, FL
12.2 NF4CA Lake City
NF4CA
 147.1500 +0.6 TSQL 110.9 D-STAR — Lake City, FL
12.8 KF4JMM Southport
KF4JMM
 444.0750 +5 TONE 103.5 FM (analog) — Southport, FL
14.7 W2DWR Live Oak
W2DWR
 442.5000 +5 TONE 123.0 FM (analog) — Live Oak, FL
16.6 KC4GOL Live Oak
KC4GOL IRLP
 443.6000 +5 TSQL 127.3 FM (analog) (DMR,FM) EchoLink 198563 IRLP 8334 BrandMeister 111221 — Live Oak, FL
17.2 KC4GOL Live Oak
KC4GOL
 442.9250 +5 TONE 127.3 FM (analog) — Live Oak, FL
17.3 N4SVC Live Oak
N4SVC
 145.4100 -0.6 TONE 100.0 FM (analog) (C4FM,FM) — Live Oak, FL
17.3 N4SVC Live Oak
N4SVC
 442.9250 +5 TSQL 127.3 FM (analog) — Live Oak, FL
17.9 K4GET Jasper
K4GET AllStar
 147.4800 simplex TONE 110.9 FM (analog) AllStar 69977 AllStar 699770 — Jasper, FL
22.5 KE4HDG Bell
KE4HDG
 147.2850 +0.6 TONE 123.0 FM (analog) — Bell, FL
22.5 W4DAK Bell
W4DAK
 443.9500 +5 TONE 123.0 FM (analog) — Bell, FL
23.0 NF4EC Spring Ridge
NF4EC
 147.2850 +0.6 TSQL 123.0 FM (analog) — Spring Ridge, FL
23.0 KR4HO Live Oak
KR4HO
 443.7000 +5 TONE 110.9 FM (analog) — Live Oak, FL
23.3 WT2Y Lake City
WT2Y
 147.1800 +0.6 TONE 123.0 FM (analog) — Lake City, FL
25.5 KB4MS High Springs
KB4MS
 145.4700 -0.6 TONE 123.0 FM (analog) — High Springs, FL
25.8 W2TTT Live Oak I1E 275
W2TTT
 145.2700 -0.6 none FM (analog) — Live Oak, FL
25.9 WA4QLA High Springs Poe
WA4QLA
 53.0900 -1 TSQL 123.0 FM (analog) — High Springs, FL
26.0 WA8ZYT High Springs
WA8ZYT AllStar
 224.9000 -1.6 TONE 123.0 FM (analog) AllStar 537861 — High Springs, FL
27.0 KO4WOG Lake Butler Unio
KO4WOG
 146.7300 -0.6 TSQL 123.0 FM (analog) — Lake Butler, FL
28.0 no call listed Jasper
Florida
 441.4250 +5 TONE 103.5 FM (analog) — Jasper, FL
28.9 K4GET Jasper
K4GET AllStar
 441.4250 +5 TONE 103.5 FM (analog) AllStar 29888 IRLP 8091 AllStar 28165 — Jasper, FL
29.7 KZ4JN Alachua
KZ4JN BM
 444.6375 +5 CC1 DMR BrandMeister 321823801 — Alachua, FL
34.4 N4ASO Gainesville
N4ASO
 146.8875 -0.6 none FM (analog) — Gainesville, FL
34.4 N4ASO Gainesville
N4ASO
 444.7250 +5 none FM (analog) — Gainesville, FL
34.4 N4ASO Gainesville
N4ASO
 1293.0000 -20 none FM (analog) (DV,FM) — Gainesville, FL
36.3 N4TSV Trenton
N4TSV
 921.2000 -12 none FM (analog) — Trenton, FL
36.3 KM4TTS Lee
KM4TTS
 442.0000 +5 TONE 123.0 FM (analog) — Lee, FL
36.3 KM4TTS Lee
KM4TTS
 145.1900 -0.6 TSQL 123.0 FM (analog) — Lee, FL
36.4 W1JXG Lee
W1JXG
 145.1100 -0.6 TSQL 123.0 FM (analog) — Lee, FL
37.7 W4DNQ Macclenny
W4DNQ BM
 442.8750 +5 CC1 DMR BrandMeister 311006 — Macclenny, FL
37.7 W4DNQ Macclenny
W4DNQ AllStar
 447.8750 simplex TONE 127.3 FM (analog) AllStar 50710 AllStar 507100 AllStar 507101 — Macclenny, FL
37.8 K4GNV
Listed as K4GNV DMR
 Gainesville
K4GNV BM
 146.6850 -0.6 CC1 DMR BrandMeister 312571 — Gainesville, FL
37.8 KD4DRP Gainesville WCJB
KD4DRP P25
 442.0125 +5 none FM (analog) (DMR,DV,FM,P25) P25 — Gainesville, FL
37.8 KC4MHH Gainesville WCJB
KC4MHH WIRES-X
 444.0750 +5 Fusion (C4FM) WIRES-X 11234 — Gainesville, FL
37.8 KC4NWK Gainesville WCJB
KC4NWK AllStar
 444.5875 +5 TSQL 123.0 FM (analog) AllStar 577590 EchoLink 128466 — Gainesville, FL
37.8 KC4MHH Gainesville WCJB
KC4MHH AllStar
 444.9875 +5 TSQL 123.0 FM (analog) (DMR,FM) AllStar 570380 IRLP 5703 — Gainesville, FL
37.8 K4GNV Gainesville Devi
K4GNV
 146.9850 -0.6 TONE 123.0 FM (analog) — Gainesville, FL
37.8 K4GNV Gainesville Devi
K4GNV
 146.8200 -0.6 TONE 123.0 FM (analog) — Gainesville, FL
37.8 K4GNV Gainesville WCJB
K4GNV
 224.1600 -1.6 TONE 123.0 FM (analog) — Gainesville, FL
38.2 K4EAC Gainesville
K4EAC
 146.7900 -0.6 none FM (analog) — Gainesville, FL
38.5 K4PRY Hines
K4PRY
 146.7450 -0.6 TSQL 94.8 FM (analog) — Hines, FL
39.2 KD4MGR Gainesville
KD4MGR BM
 146.8500 -0.6 TONE 123.0 FM (analog) (DMR,FM) BrandMeister 314539 — Gainesville, FL
40.6 W4YIL Macclenny
W4YIL
 147.0900 +0.6 TONE 127.3 FM (analog) — Macclenny, FL
40.7 KB4MS Old Town
KB4MS
 146.7000 -0.6 TONE 123.0 FM (analog) — Old Town, FL
40.7 AB4GE Macclenny
AB4GE
 444.0750 +5 TSQL 100.0 FM (analog) — Macclenny, FL
40.7 AB4GE Macclenny
AB4GE IRLP
 147.0900 +0.6 TSQL 100.0 FM (analog) IRLP 4567 — Macclenny, FL
41.2 KC4MHH Gainesville
KC4MHH BM
 147.2700 +0.6 CC1 DMR BrandMeister 312558 — Gainesville, FL
42.4 K4BAR Starke BC EOC
K4BAR
 145.1500 -0.6 TSQL 127.3 FM (analog) — Starke, FL
42.4 KJ4RYI Starke
KJ4RYI
 145.3800 +0.6 none D-STAR — Starke, FL
42.7 KM4CFZ Starke
KM4CFZ
 443.8000 +5 TSQL 127.3 FM (analog) — Starke, FL
42.8 K4GNV Gainesville Devi
K4GNV
 444.9250 +5 TONE 123.0 FM (analog) — Gainesville, FL
43.4 W4DFU
Listed as W4DFU-3
 Gainesville
W4DFU
 144.3900 simplex CC? DMR — Gainesville, FL
43.5 KC4NWK Gainesville
KC4NWK WIRES-X
 444.5250 +5 CC1 DMR (C4FM,DMR) WIRES-X 94443 TGIF — Gainesville, FL
43.5 W4DFU Gainesville
W4DFU EchoLink
 146.9100 -0.6 TONE 123.0 FM (analog) EchoLink 258454 — Gainesville, FL
43.5 W4DFU Gainesville
W4DFU K4USD-Net
 444.8125 +5 CC1 DMR K4USD-Net — Gainesville, FL
43.5 K4EL Starke
K4EL
 146.7300 -0.6 TONE 127.3 FM (analog) — Starke, FL
43.5 K4EL Starke
K4EL
 444.0000 +5 TONE 127.3 FM (analog) — Starke, FL
43.5 W4SA Starke
W4SA
 442.2750 +5 TONE 123.0 FM (analog) — Starke, FL
43.9 KC4MHH Gainesville WCJB
KC4MHH EchoLink
 146.6400 -0.6 CC1 DMR EchoLink 32601 BrandMeister 313061 — Gainesville, FL
43.9 KC4MHH Gainesville WCJB
KC4MHH BM
 444.8375 +5 TSQL 123.0 FM (analog) (DMR,FM) BrandMeister 312812 — Gainesville, FL
43.9 W4FAO Madison
W4FAO BM
 442.0000 +5 CC1 DMR BrandMeister 310500 — Madison, FL
44.2 KM4TTS Madison
KM4TTS
 145.1100 -0.6 TONE 123.0 FM (analog) — Madison, FL
44.5 K4NRD Madison
K4NRD
 444.3000 +5 TSQL 94.8 FM (analog) — Madison, FL
44.6 WR4SG Lake Park
WR4SG
 147.1350 +0.6 TSQL 141.3 FM (analog) — Lake Park, GA
46.0 W4DAK Chiefland
W4DAK
 147.3900 +0.6 TSQL 123.0 FM (analog) — Chiefland, FL
46.0 K4DBC PINETTA
K4DBC BM
 439.0000 in 433.0000 CC1 DMR BrandMeister 3179067 — PINETTA, GA
46.1 KM4TTS Madison
KM4TTS
 444.3000 +5 TONE 94.8 FM (analog) (FM,P25) — Madison, FL
47.1 K4PRY Perry
K4PRY
 146.9700 -0.6 TSQL 123.0 FM (analog) — Perry, FL
47.5 K4III Perry
K4III
 927.6500 -25 none FM (analog) — Perry, FL
47.5 K4III Perry
K4III
 444.1000 +5 TSQL 100.0 FM (analog) (FM,P25) — Perry, FL
47.5 K4III Perry
K4III
 147.3750 +0.6 none FM (analog) (FM,P25) — Perry, FL
47.5 K4III Perry
K4III
 443.1000 +5 TSQL 94.8 FM (analog) (FM,P25) — Perry, FL
47.5 N4SVC Lake City
N4SVC
 53.3900 -0.5 none FM (analog) — Lake City, FL
47.6 K4PRY Perry
K4PRY
 145.3500 -0.6 TSQL 123.0 FM (analog) — Perry, FL
48.0 KJ4CX Jacksonville
KJ4CX BM
 434.3400 +5 CC1 DMR BrandMeister 311230201 — Jacksonville, FL
48.5 WR4SG Valdosta
WR4SG BM
 442.7125 +5 CC1 DMR BrandMeister 311348 — Valdosta, GA
48.5 WR4SG Lake Park
WR4SG
 224.8800 -1.6 TSQL 141.3 FM (analog) — Lake Park, GA
48.5 WR4SG Lake Park
WR4SG
 444.3500 +5 TSQL 141.3 FM (analog) — Lake Park, GA
48.5 WR4SG Lake Park
WR4SG
 53.8900 -1 TSQL 141.3 FM (analog) — Lake Park, GA
48.6 no call listed
Listed as SERA
 Clyattville-GA
Florida
 224.8800 -1.6 none FM (analog) — Clyattville-GA, FL
48.7 K4III Perry
K4III
 444.3000 +5 TONE 100.0 FM (analog) — Perry, FL
49.2 W4BNI Perry
W4BNI
 51.6600 -0.5 none FM (analog) — Perry, FL
6.7 W1QBI offline Wellborn
W1QBI EchoLink
 145.2700 -0.6 TSQL 123.0 FM (analog) EchoLink 509130 — Wellborn, FL
43.5 KC4MHH offline Gainesville
KC4MHH
 146.6850 +0.6 CC? DMR — Gainesville, FL