N9TPB FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 8:30 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

Donald A Grubbs

FRN 0029397296 · first licensed Jun 23, 2020 as KO4EON · 3 licenses on record

📻 GMRS licenses on this FRN

GMRS callStatusNameLocationGrantedExpires
WRFP920 Active donald a grubbsSomerset, KY Apr 9, 2020Apr 9, 2030

📝 FCC applications (6)

ReceivedFile numberServicePurposeStatusCall
Jul 29, 20210009640847 HAMModificationGranted KY4DAG
Dec 2, 20200009317472 HAMModificationGranted KY4DAG
Aug 5, 20200009174698 HAMModificationGranted KY4DAG
Jun 23, 20200009123482 HAMModificationGranted KO4EON
Jun 23, 20200009123311 HAMNew licenseGranted KO4EON
Apr 8, 20200009037493 GMRSNew licenseGranted

Complete licensing history

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

Nets

NetWhenFrequencyRoleTimesLast
LCARA Emergency NetTue 8:30 PM ET146.880Net control12026-09-16
KY D-Star NetThu 12:45 PM · Thu 2:15 PM · Thu 4:00 PM ETREF056BChecked in22026-09-17
LCARA Emergency NetTue 8:30 PM ET146.880Checked in12026-09-16

From nets logged with NetLogger since the start of collection.

Repeaters within 50 miles

73 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
3.1 N4AI Somerset
N4AI IRLP
 449.8000 simplex none FM (analog) IRLP 4062 — Somerset, KY
6.1 AC4DM Nancy
AC4DM
 53.3900 -1 TONE 100.0 FM (analog) 🗓 1 net 1 net Nancy, KY
6.1 AC4DM Nancy
AC4DM
 53.2700 -1 TONE 100.0 FM (analog) 🗓 1 net 1 net Nancy, KY
6.1 AC4DM Nancy
AC4DM
 224.1000 -1.6 TONE 100.0 FM (analog) 🗓 1 net 1 net Nancy, KY
6.1 AC4DM Nancy
AC4DM WIRES-X
 443.6000 +5 TSQL 100.0 FM (analog) (C4FM,FM) WIRES-X 84651 🗓 1 net 1 net Nancy, KY
6.7 KY6MTR Burnside AG Mtn
KY6MTR
 53.0300 -0.5 none FM (analog) — Burnside, KY
6.7 N1DTA Somerset
N1DTA kentuckydm
 444.4125 +5 CC1 DMR kentuckydmr-c-bidge — Somerset, KY
7.1 N4AI Somerset
N4AI IRLP
 224.3000 -1.6 none FM (analog) IRLP 4458 — Somerset, KY
7.1 N4AI Somerset
N4AI
 224.8800 -1.6 none FM (analog) — Somerset, KY
8.1 KY4TB Somerset
KY4TB
 443.4000 +5 TSQL 136.5 FM (analog) (FM,C4FM) — Somerset, KY
8.9 N4DFQ Somerset
N4DFQ IRLP
 223.5000 simplex none FM (analog) IRLP 4318 — Somerset, KY
11.8 AC4DM Ingle
AC4DM
 29.6800 -0.1 TONE 146.2 FM (analog) 🗓 1 net 1 net Ingle, KY
13.9 N4LCA Nancy
N4LCA
 444.8375 +5 none D-STAR 🗓 5 nets 5 nets · 90 check-ins · 57 stations Nancy, KY
13.9 N4LCA Somerset
N4LCA AllStar
 146.8800 -0.6 TSQL 77.0 FM (analog) (C4FM,FM) AllStar 552850 EchoLink 547189 🗓 5 nets 5 nets · 90 check-ins · 57 stations Somerset, KY
13.9 N1DTA Nancy
N1DTA
 444.2125 +5 CC1 DMR — Nancy, KY
14.4 WB4WAR Monticello Spann
WB4WAR AllStar
 444.7500 +5 TONE 88.5 FM (analog) (FM,C4FM) AllStar 58052 — Monticello, KY
15.5 AC4DM Monticello
AC4DM
 145.1500 -0.6 TONE 77.0 FM (analog) 🗓 1 net 1 net Monticello, KY
15.5 WB4WAR Monticello
WB4WAR AllStar
 146.9950 -0.6 TONE 88.5 FM (analog) AllStar 58052 — Monticello, KY
16.0 N4LCA Monticello
N4LCA
 53.3900 -1 TSQL 100.0 FM (analog) 🗓 5 nets 5 nets · 90 check-ins · 57 stations Monticello, KY
16.6 N1DTA Monticello
N1DTA kentuckydm
 444.9625 +5 CC1 DMR kentuckydmr-c-bidge — Monticello, KY
23.9 AG4TY Liberty
AG4TY
 442.9750 +5 none D-STAR — Liberty, KY
23.9 KK4KTV Liberty
KK4KTV AllStar
 146.7900 -0.6 TONE 79.7 FM (analog) AllStar 553190 — Liberty, KY
24.0 AG4TY Liberty
AG4TY AllStar
 146.7900 -0.6 TSQL 79.7 FM (analog) AllStar 553187 EchoLink 754082 — Liberty, KY
24.9 KM4OON Liberty High
KM4OON BM
 444.1500 +5 CC1 DMR BrandMeister 313362 — Liberty, KY
28.6 KK4MJZ London
KK4MJZ AllStar
 146.7450 -0.6 TONE 100.0 FM (analog) (FM,C4FM) AllStar 51203 EchoLink 468683 — London, KY
29.8 KI4FRJ London/Ky
KI4FRJ AllStar
 146.6100 -0.6 TONE 100.0 FM (analog) AllStar 45542 — London/Ky, KY
29.9 KI4FRJ London Cold Hl
KI4FRJ
 147.2850 +0.6 Fusion (C4FM) — London, KY
32.1 KK4RQX Corbin
KK4RQX
 442.1125 +5 none D-STAR — Corbin, KY
32.1 WB4IVB Corbin
WB4IVB AllStar
 444.9000 +5 TSQL 100.0 FM (analog) AllStar 2184 IRLP 7950 — Corbin, KY
32.7 KE4GJG East Bernstadt
KE4GJG MMDVM
 442.3000 +5 CC1 DMR BrandMeister 312111 MMDVM — East Bernstadt, KY
33.2 N1DTA Stanford
N1DTA kentuckydm
 444.9125 +5 CC1 DMR kentuckydmr-c-bidge — Stanford, KY
33.5 KI4VMQ London
KI4VMQ BM
 439.0000 +5 CC1 DMR BrandMeister 314090 — London, KY
33.5 KE4GJG London
KE4GJG BM
 444.5000 +5 CC1 DMR BrandMeister 314141 — London, KY
33.5 KK4RQX London
KK4RQX BM
 147.2850 +0.6 CC1 DMR BrandMeister DMR-MARC — London, KY
33.7 KI4FRJ London
KI4FRJ BM
 442.9000 +5 TONE 77.0 FM (analog) (C4FM,DMR,FM) BrandMeister DMR-MARC — London, KY
33.8 KB4PTJ Williamsburg
KB4PTJ WIRES-X
 146.7000 -0.6 DG-ID 00-00 Fusion (C4FM) WIRES-X 40408 WIRES-X 30408 — Williamsburg, KY
33.8 KB4PTJ Williamsburg
KB4PTJ
 53.0700 -0.5 TONE 100.0 FM (analog) — Williamsburg, KY
34.3 W4NPL Oneida
W4NPL
 442.8250 +5 TSQL 77.0 FM (analog) — Oneida, TN
34.9 KO4LFR Pall Mall
KO4LFR
 146.8200 -0.6 TSQL 100.0 FM (analog) — Pall Mall, TN
35.4 no call listed
Listed as KOLFR
 Pall Mall
Tennessee
 146.8200 -0.6 TONE 100.0 FM (analog) — Pall Mall, TN
35.5 NM4P Columbia
NM4P EchoLink
 147.1950 +0.6 TONE 136.5 FM (analog) (FM,C4FM) EchoLink 692195 WIRES-X 81704 — Columbia, KY
36.2 KB4PNG Oneida Signal
KB4PNG AllStar
 145.3500 -0.6 TONE 77.0 FM (analog) AllStar 48491 AllStar 484910 — Oneida, TN
36.2 KB4PNG Oneida
KB4PNG
 224.1400 -1.6 TONE 77.0 FM (analog) — Oneida, TN
36.7 K4SGK Cane Valley WGRB
K4SGK WIRES-X
 442.6500 +5 DG-ID 00-00 Fusion (C4FM) WIRES-X 33276 — Cane Valley, KY
36.8 WA4UXJ Cane Valley
WA4UXJ AllStar
 146.6400 -0.6 TONE 107.2 FM (analog) AllStar 48534 🗓 1 net 1 net · 49 check-ins · 26 stations Cane Valley, KY
38.8 KE4GJG London Raccoon
KE4GJG AllStar
 147.1800 +0.6 TONE 74.4 FM (analog) AllStar 29891 EchoLink 723534 IRLP 8814 — London, KY
38.9 KE4GJG London Raccoon
KE4GJG BM
 443.2000 +5 none D-STAR (DMR,DV,P25) BrandMeister 312110 — London, KY
39.2 WD4KWV Corbin
WD4KWV EchoLink
 146.6100 -0.6 TSQL 103.5 FM (analog) EchoLink 320040 — Corbin, KY
40.9 N1DTA Burkesville
N1DTA kentuckydm
 443.3625 +5 CC1 DMR kentuckydmr-c-bidge — Burkesville, KY
41.2 WB4WAR Burkesville
WB4WAR
 147.3750 +0.6 TONE 100.0 FM (analog) (FM,C4FM) — Burkesville, KY
42.2 KI4KIL Jamestown Round
KI4KIL
 147.0900 +0.6 none FM (analog) — Jamestown, TN
42.2 KC4MJN Jamestown Round
KC4MJN
 443.6250 +5 none FM (analog) — Jamestown, TN
42.5 N4AZK Huntsville
N4AZK
 145.3500 -0.6 TSQL 77.0 FM (analog) — Huntsville, TN
42.7 K4EK Lancaster
K4EK AllStar
 442.2000 +5 TONE 67.0 FM (analog) AllStar 63641 EchoLink 326123 — Lancaster, KY
43.1 N1DTA Gravel Switch
N1DTA kentuckydm
 927.5500 -25 CC1 DMR (DMR,P25) kentuckydmr-c-bidge — Gravel Switch, KY
43.1 N1DTA Gravel Switch
N1DTA kentuckydm
 444.6500 +5 CC1 DMR kentuckydmr-c-bidge — Gravel Switch, KY
43.1 N1DTA Mitchellsburg
N1DTA kentuckydm
 444.5125 +5 CC1 DMR kentuckydmr-c-bidge — Mitchellsburg, KY
43.3 N4NJM Jellico Mtn
N4NJM
 146.9550 -0.6 TONE 77.0 FM (analog) (FM,C4FM) — Jellico, TN
44.1 WA4UXJ Camp Marion/Tayl
WA4UXJ
 147.4100 -0.6 none D-STAR 🗓 1 net 1 net · 49 check-ins · 26 stations Campbellsville, KY
44.1 N1DTA Lebanon
N1DTA kentuckydm
 145.2100 -0.6 TONE 146.2 FM (analog) (DMR,FM) AllStar 58762 kentuckydmr-c-bidge — Lebanon, KY
44.1 KM4OON Danville
KM4OON
 444.4125 +5 none D-STAR — Danville, KY
44.3 KF4OFT Berea Big Hl Mtn
KF4OFT
 146.7150 -0.6 TONE 100.0 FM (analog) — Berea, KY
44.3 AJ4AJ BigHill Big Hl
AJ4AJ
 224.3600 -1.6 TSQL 77.0 FM (analog) — BigHill, KY
44.5 W4CDA Danville Persimm
W4CDA
 145.3100 -0.6 TONE 100.0 FM (analog) (FM,C4FM) — Danville, KY
45.1 no call listed
Listed as WTARC
 Berea MC Line
Kentucky
 146.7150 -0.6 TSQL 100.0 FM (analog) — Berea, KY
47.4 WC4WC McKee
WC4WC
 147.0600 +0.6 TSQL 107.2 FM (analog) (FM,DV) — McKee, KY
48.4 KG4LKY Manchester Pilot
KG4LKY AllStar
 146.9250 -0.6 TSQL 79.7 FM (analog) (DV,FM) AllStar 45245 — Manchester, KY
48.4 KN4BDJ Manchester Pilot
KN4BDJ
 444.2750 +5 none D-STAR — Manchester, KY
7.3 W8AK offline Somerset
W8AK IRLP
 442.9250 +5 TSQL 123.0 FM (analog) IRLP 4523 — Somerset, KY
35.3 NM4P offline Columbia
NM4P BM
 442.4750 +5 CC1 DMR BrandMeister 313358 — Columbia, KY
36.2 KB4PNG offline Oneida
KB4PNG IRLP
 446.5000 simplex TSQL 77.0 FM (analog) IRLP 4692 — Oneida, TN
36.2 W4BSF offline Oneida
W4BSF
 444.3875 +5 none D-STAR — Oneida, TN
45.3 KM4OON offline Danville
KM4OON
 444.2375 +5 none D-STAR — Danville, KY

Vanity applications

Filed · AwardApplicantRequested (in order)Status
Filed Jul 29, 2021
Granted Aug 17, 2021
0009640847
 KY4DAG · Donald A Grubbs · Amateur Extra
197 Tuscany Dr, Somerset, KY 42503
37.0063, -84.6747 (street) · Grid EM77pa · CQ 4 · ITU 8 · map ↗
1.AC4AG ✓ granted
 Granted
got AC4AG
Filed Jun 23, 2020
Granted Jul 11, 2020
0009123482
 KO4EON · Donald A Grubbs · Technician
197 Tuscany Dr, Somerset, KY 42503
37.0063, -84.6747 (street) · Grid EM77pa · CQ 4 · ITU 8 · map ↗
1.KY4DAG ✓ granted
 Granted
got KY4DAG