N9TPB FCC License Search
🕒 FCC license data updated yesterday 9:45 am CDT · next update today 7:15 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

CHRISTOPHER S BARKER

FRN 0023980394 · first licensed Oct 1, 2014 as KM4EPM · 2 licenses on record

📝 FCC applications (7)

ReceivedFile numberServicePurposeStatusCall
Apr 24, 20250011542153 HAMAdministrative updateGranted W4YHY
Apr 22, 20250011538337 HAMRenewal + modificationGranted W4YHY
Dec 1, 20150007047553 HAMModificationGranted W4YHY
Nov 30, 20150007043719 HAMAdministrative updateGranted W4YHY
Mar 31, 20150006733408 HAMDuplicate licenseGranted W4YHY
Feb 23, 20150006680858 HAMModificationGranted KM4EPM
Oct 1, 20140006484567 HAMNew licenseGranted KM4EPM

Complete licensing history

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

Repeaters within 50 miles

71 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)
MilesCallNameOutputOffsetToneModeNetworksActivityLocation
1.3 W4YHY Tenn Wells Creek
W4YHY
 145.2500 -0.6 TONE 100.0 FM (analog) — Tennessee Ridge, TN
8.0 N4WCB Tenn Wells Creek
N4WCB
 443.1000 +5 TONE 100.0 FM (analog) — Tennessee Ridge, TN
17.3 NO4Q McEwen Wtr
NO4Q
 147.2250 +0.6 TONE 114.8 FM (analog) 🗓 1 net 1 net · 7 check-ins · 7 stations McEwen, TN
17.3 NO4Q McEwen Wtr
NO4Q
 443.3750 +5 TONE 114.8 FM (analog) 🗓 1 net 1 net · 7 check-ins · 7 stations McEwen, TN
18.9 KO4HYT Woodlawn
KO4HYT
 146.9250 -0.6 TSQL 123.0 FM (analog) — Woodlawn, TN
19.0 KO4HYT Woodlawn
KO4HYT
 442.5500 +5 Fusion (C4FM) — Woodlawn, TN
19.1 KQ4OMQ Woodlawn
KQ4OMQ
 144.5600 +0.6 none D-STAR — Woodlawn, TN
19.1 KQ4OMQ Woodlawn
KQ4OMQ
 445.5500 -5 none D-STAR — Woodlawn, TN
19.1 KQ4OMQ Woodlawn
KQ4OMQ
 1271.0000 +20 none D-STAR — Woodlawn, TN
20.6 N4FOX Cumberland Furna
N4FOX AllStar
 145.3300 -0.6 CC7 DMR BrandMeister 314941 AllStar 66502 AllStar 66593 — Cumberland Furnace, TN
21.3 N4FOX Cumberland Furna
N4FOX BM
 440.3300 +5 CC7 DMR BrandMeister 320959407 — Cumberland Furnace, TN
21.6 K4VL Woodlawn
K4VL AllStar
 444.3250 +5 TONE 88.5 FM (analog) (DMR,FM) AllStar 47424 EchoLink 972121 BrandMeister 310286 — Woodlawn, TN
24.3 W4MF Cumberland Furna
W4MF
 224.6000 -1.6 TONE 123.0 FM (analog) — Cumberland Furnace, TN
24.7 W4GZ Hamlin
W4GZ
 147.2400 +0.6 TSQL 91.5 FM (analog) (FM,C4FM) — Hamlin, KY
24.8 W7EMG Clarksville
W7EMG
 443.1500 +5 TSQL 123.0 FM (analog) (FM,C4FM) — Clarksville, TN
24.9 N4CKV Clarksville Roun
N4CKV
 442.3000 +5 DCS 114 FM (analog) — Clarksville, TN
25.1 KF4ZGK Camden
KF4ZGK
 145.4900 -0.6 TONE 123.0 FM (analog) — Camden, TN
27.4 KQ4PBY Dickson
KQ4PBY BM
 146.2500 in 144.2500 CC1 DMR BrandMeister 3209813 — Dickson, TN
27.5 N3LF Clarksville
N3LF BM
 434.4500 +5 CC1 DMR BrandMeister 320123701 — Clarksville, TN
27.9 KF4L Clarksville
KF4L
 147.3900 +0.6 none FM (analog) — Clarksville, TN
29.0 KR4EMG Clarksville
KR4EMG BM
 439.4750 in 430.4750 CC9 DMR BrandMeister 321749524 — Clarksville, TN
29.9 W3DMJ Clarksville
W3DMJ BM
 445.8500 -5 CC1 DMR BrandMeister 312056 — Clarksville, TN
29.9 KJ4ISZ Paris
KJ4ISZ
 147.3600 +0.6 TONE 123.0 FM (analog) — Paris, TN
31.7 W4MSI Oak Grove Fort
W4MSI AllStar
 444.1250 +5 DCS 122 FM (analog) AllStar 506791 — Oak Grove, KY
32.1 W7EMG Clarksville
W7EMG
 146.6400 -0.6 TONE 179.9 FM (analog) — Clarksville, TN
32.1 W7EMG Clarksville
W7EMG
 441.9750 +5 TONE 123.0 FM (analog) — Clarksville, TN
32.1 W7EMG Clarksville
W7EMG
 147.0450 +0.6 TSQL 123.0 FM (analog) (FM,C4FM) — Clarksville, TN
33.2 KO4PKJ Huntingdon Wtr
KO4PKJ
 146.7150 -0.6 TSQL 141.3 FM (analog) — Huntingdon, TN
35.1 KG4HDZ White Bluff
KG4HDZ
 147.3750 +0.6 TONE 146.2 FM (analog) — White Bluff, TN
35.1 KG4HDZ White Bluff
KG4HDZ
 442.2250 +5 TONE 123.0 FM (analog) — White Bluff, TN
35.1 KG4HDZ White Bluff
KG4HDZ
 442.3750 +5 TONE 123.0 FM (analog) — White Bluff, TN
35.2 K4MSU Murray
K4MSU EchoLink
 443.8000 +5 TSQL 91.5 FM (analog) (C4FM,FM) EchoLink 207370 — Murray, KY
35.7 K4MSU Murray PDF Arts
K4MSU
 146.9400 -0.6 TSQL 91.5 FM (analog) (C4FM,FM) — Murray, KY
35.7 KA4WWS Murray
KA4WWS BM
 442.8750 +5 CC1 DMR BrandMeister 312254 — Murray, KY
35.7 K4MSU Murray
K4MSU WIRES-X
 147.2400 +0.6 DG-ID 00-00 Fusion (C4FM) WIRES-X 51371 — Murray, KY
36.8 KG4UHH Nunnelly
KG4UHH
 444.0750 +5 TONE 100.0 FM (analog) — Nunnelly, TN
37.3 N4XVX Lyles
N4XVX
 147.0900 +0.6 TONE 123.0 FM (analog) — Lyles, TN
37.3 WM4Q Bon Aqua
WM4Q WIRES-X
 145.2900 -0.6 TSQL 114.8 FM (analog) (C4FM,FM) WIRES-X 55769 WIRES-X 73499 — Bon Aqua, TN
38.1 WA4VVX Lobelville
WA4VVX
 442.8500 +5 TONE 107.2 FM (analog) — Lobelville, TN
38.3 WA4VVX Lobelville
WA4VVX
 145.4300 -0.6 TONE 114.8 FM (analog) — Lobelville, TN
38.7 W4DFV Chapmansboro
W4DFV WIRES-X
 146.3600 simplex Fusion (C4FM) WIRES-X 84817 — Chapmansboro, TN
41.0 N1YKT Hopkinsville
N1YKT AllStar
 444.7500 +5 TSQL 88.5 FM (analog) AllStar 61635 EchoLink 143122 — Hopkinsville, KY
41.0 N1YKT Hopkinsville
N1YKT AllStar
 442.3750 +5 TSQL 88.5 FM (analog) AllStar 61635 EchoLink 143122 — Hopkinsville, KY
41.2 KN4CG Jonathan Creek
KN4CG
 146.9850 -0.6 TONE 123.0 FM (analog) — Jonathan Creek, KY
41.3 KA4BNI Martin
KA4BNI BM
 444.7125 +5 CC1 DMR BrandMeister 310544 — Martin, TN
41.8 KI4DAD Centerville
KI4DAD
 442.5500 +5 TONE 123.0 FM (analog) — Centerville, TN
41.8 N4XW Centerville
N4XW
 443.7000 +5 TONE 123.0 FM (analog) — Centerville, TN
42.0 KO4PKJ Huntingdon Wtr
KO4PKJ
 146.1150 +0.6 TSQL 141.3 FM (analog) — Huntingdon, TN
42.0 KF4ZGK Huntingdon Carro
KF4ZGK
 146.8350 -0.6 TONE 123.0 FM (analog) — Huntingdon, TN
42.8 N1YKT Hopkinsville
N1YKT AllStar
 442.6500 +5 TONE 192.8 FM (analog) AllStar 62312 AllStar 623120 — Hopkinsville, KY
42.8 N1YKT Hopkinsville
N1YKT BM
 442.4500 +5 CC1 DMR BrandMeister 314133 — Hopkinsville, KY
43.0 N1YKT Hopkinsville
N1YKT AllStar
 145.2800 -0.6 TONE 82.5 FM (analog) AllStar 623121 🗓 1 net 1 net Hopkinsville, KY
43.1 WJ4C Hopkinsville Tra
WJ4C WIRES-X
 442.5000 +5 TONE 103.5 FM (analog) (FM,C4FM) WIRES-X 30312 — Hopkinsville, KY
43.2 K4ULE Hopkinsville Tra
K4ULE WIRES-X
 147.0300 +0.6 TSQL 103.5 FM (analog) (FM,C4FM) WIRES-X 30266 — Hopkinsville, KY
43.9 N4ULM Fairview
N4ULM BM
 441.9000 +5 CC1 DMR BrandMeister 311193 — Fairview, TN
44.2 WC4EOC Fairview
WC4EOC
 145.1300 -0.6 TONE 156.7 FM (analog) — Fairview, TN
44.2 KY4KEN Cerulean
KY4KEN
 147.1950 +0.6 TONE 136.5 FM (analog) — Cerulean, KY
46.4 KA4BNI Gleason
KA4BNI IRLP
 145.4700 -0.6 TSQL 100.0 FM (analog) (DMR,FM) EchoLink 412564 IRLP 4364 BrandMeister 312247 — Gleason, TN
46.9 N4ULM Fairview
N4ULM BM
 442.3250 +5 CC1 DMR BrandMeister 311185 — Fairview, TN
47.3 KG4LTU Huntingdon
KG4LTU
 147.3300 +0.6 TSQL 131.8 FM (analog) — Huntingdon, TN
48.5 KA4BNI Dresden
KA4BNI BM
 442.1500 +5 TSQL 131.8 FM (analog) (DMR,FM) BrandMeister 311062 — Dresden, TN
48.8 KI4HUS Benton MR Squad
KI4HUS
 443.5000 +5 TSQL 118.8 FM (analog) 🗓 1 net 1 net Benton, KY
49.1 W4MSI Elkton Jefferson
W4MSI AllStar
 146.7000 -0.6 DCS 115 FM (analog) AllStar 506792 EchoLink 266101 — Elkton, KY
49.4 KG4DCI Nashville
KG4DCI BM
 443.5500 in 433.5500 CC7 DMR BrandMeister 320847999 — Nashville, TN
34.4 W3DMJ offline Clarksville
W3DMJ
 440.7000 +5 CC? DMR — Clarksville, TN
37.3 KI4DAD offline Lyles
KI4DAD
 443.8500 +5 TONE 123.0 FM (analog) — Lyles, TN
38.7 no call listed offline Chapmansboro
Tennessee
 145.5000 simplex none FM (analog) (FM,C4FM) — Chapmansboro, TN
38.8 KA4BNI offline Dresden
KA4BNI
 442.4000 -0.6 CC? DMR — Dresden, TN
41.0 WD9HIK offline Hopkinsville
WD9HIK
 224.7800 -1.6 none FM (analog) — Hopkinsville, KY
45.8 KG4YFA offline Joelton
KG4YFA BM
 444.2000 +5 CC5 DMR BrandMeister 311655 — Joelton, TN
47.1 AF4TZ offline Nashville Brentw
AF4TZ AllStar
 146.6700 -0.6 TSQL 114.8 FM (analog) (FM,DMR) AllStar 68269 EchoLink 515798 🗓 2 nets 2 nets Nashville, TN

Vanity applications

Filed · AwardApplicantRequested (in order)Status
Filed Feb 23, 2015
Granted Apr 23, 2025
0006680858
 KM4EPM · CHRISTOPHER S BARKER · Technician
Attn: Christopher S. Barker · PO Box 215 · TENNESSEE RIDGE, TN 37178
36.3238, -87.7904 (ZIP center) · Grid EM66ch · CQ 4 · ITU 8 · map ↗
1.W4YHY ✓ granted
2.W4CEC held
3.W4CMO held
 Granted
got W4YHY