N9TPB FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 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

Charles S Davis

FRN 0010738383 · first licensed Mar 24, 1999 as N4FFX · 2 licenses on record

📝 FCC applications (4)

ReceivedFile numberServicePurposeStatusCall
Mar 19, 20080003366321 HAMAdministrative updateGranted NV7C
Feb 28, 20080003339809 HAMModificationGranted N4FFX
Feb 7, 20080003318533 HAMModificationDismissed N4FFX
Apr 6, 20050002116193 HAMModificationGranted N4FFX

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

108 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
0.2 KR4NDG Louisville
KR4NDG BM
 439.5500 in 433.5500 CC1 DMR BrandMeister 322574001 — Louisville, KY
3.7 N4MRM Pleasure Ridge P
N4MRM
 147.3600 +0.6 TONE 151.4 FM (analog) — Pleasure Ridge Park, KY
3.7 N4MRM Pleasure Ridge P
N4MRM
 444.6000 +5 TONE 151.4 FM (analog) — Pleasure Ridge Park, KY
5.3 KE4JVM Louisville
KE4JVM EchoLink
 442.6250 +5 DG-ID 00-00 Fusion (C4FM) EchoLink 634824 WIRES-X 21014 WIRES-X 11014 — Louisville, KY
5.8 N9GTO Lanesville
N9GTO
 147.0900 +0.6 TONE 151.4 FM (analog) (FM,C4FM) — Lanesville, IN
6.0 KK4PGE Louisville
KK4PGE IP
 147.4600 in 144.9600 CC1 DMR IP — Louisville, KY
6.3 KE4JVM Louisville
KE4JVM WIRES-X
 145.2300 -0.6 Fusion (C4FM) WIRES-X 21014 — Louisville, KY
6.3 KN4ZYS Louisville
KN4ZYS
 146.8800 -0.6 TONE 100.0 FM (analog) — Louisville, KY
6.3 WB4EJK Louisville
WB4EJK
 147.0300 +0.6 TONE 151.4 FM (analog) — Louisville, KY
6.3 WB4EJK Louisville
WB4EJK
 147.2700 +0.6 TONE 151.4 FM (analog) — Louisville, KY
6.3 KA4MKT
Listed as KA4MKT/R
 Louisville
KA4MKT AllStar
 224.3000 -1.6 none FM (analog) AllStar 662780 — Louisville, KY
6.3 N4KWT Louisville
N4KWT
 443.9750 +5 TONE 100.0 FM (analog) — Louisville, KY
6.3 KM4SGI Louisville
KM4SGI IP
 444.7000 +5 none D-STAR (DMR,DV) IP — Louisville, KY
6.3 N7BBW Louisville
N7BBW
 53.4300 -0.5 TONE 167.9 FM (analog) — Louisville, KY
6.3 KQ9Z Louisville
KQ9Z
 147.3600 +0.6 none FM (analog) — Louisville, KY
6.3 N4ORL Louisville
N4ORL
 442.0000 +5 TONE 146.2 FM (analog) — Louisville, KY
6.6 W4CN Louisville Audub
W4CN AllStar
 147.1800 +0.6 TSQL 79.7 FM (analog) (C4FM,FM) AllStar 632280 EchoLink 425970 WIRES-X 21014 🗓 1 net 1 net · 12 check-ins · 9 stations Louisville, KY
6.6 KC4ZMZ Louisville
KC4ZMZ WIRES-X
 147.1800 +0.6 DG-ID 00-00 Fusion (C4FM) WIRES-X 35042 — Louisville, KY
6.9 W9JBQ New Albany
W9JBQ
 146.8500 -0.6 none FM (analog) 🗓 1 net 1 net · 95 check-ins · 47 stations New Albany, IN
7.1 KK4CZ Fairdale
KK4CZ WIRES-X
 443.5750 +5 DCS 654 FM (analog) (FM,C4FM) WIRES-X 80896 — Fairdale, KY
7.4 NA9VY Louisville VEI
NA9VY SIN
 440.5125 +5 CC7 DMR BrandMeister 314173 SIN — Louisville, KY
7.5 NA9VY Louisville
NA9VY
 441.9000 +5 CC? DMR — Louisville, KY
7.7 K4KTR Fairdale Jeffers
K4KTR BM
 443.0000 +5 CC1 DMR BrandMeister 312195 — Fairdale, KY
7.8 N4TNS Fairdale Jeffers
N4TNS AllStar
 442.5000 +5 DCS 365 FM (analog) AllStar 64696 🗓 1 net 1 net · 26 check-ins · 26 stations Fairdale, KY
7.8 K4KTR Fairdale Jeffers
K4KTR
 146.9400 -0.6 TSQL 67.0 FM (analog) (FM,C4FM) — Fairdale, KY
9.1 KN4ZYS Louisville
KN4ZYS
 444.9000 +5 TONE 100.0 FM (analog) — Louisville, KY
10.3 KY4KY Brooks WAMZ
KY4KY AllStar
 146.7000 -0.6 TSQL 79.7 FM (analog) (FM,C4FM) AllStar 44153 EchoLink 343205 WIRES-X 51170 🗓 2 nets 2 nets · 64 check-ins · 38 stations Brooks, KY
10.3 KY4KY Brooks Hl
KY4KY BM
 443.7000 +5 TSQL 79.7 FM (analog) (DMR,FM) BrandMeister 311140 🗓 2 nets 2 nets · 64 check-ins · 38 stations Brooks, KY
10.6 W4FAO Brooks
W4FAO BM
 444.3500 +5 CC1 DMR BrandMeister 312337 — Brooks, KY
10.7 W9BGW Floyds Knobs
W9BGW
 224.8200 -1.6 none FM (analog) — Floyds Knobs, IN
11.1 WA4BEB Louisville
WA4BEB BM
 441.6875 in 431.6875 CC2 DMR BrandMeister 3183420 — Louisville, KY
11.8 AF9H Floyds Knobs WHA
AF9H AllStar
 444.2000 +5 TSQL 67.0 FM (analog) AllStar 626483 — Floyds Knobs, IN
11.8 AF9H Floyds Knobs WHA
AF9H Bluegrass-D
 443.1500 +5 CC7 DMR Bluegrass-DMR — Floyds Knobs, IN
13.7 WS4E Lyndon Kentucky
WS4E BM
 433.0500 +5 CC1 DMR BrandMeister 317860503 — Lyndon, Kentucky 402, KY
15.5 WD9HMH Corydon
WD9HMH
 146.7750 -0.6 TONE 103.5 FM (analog) — Corydon, IN
16.0 KC4ZMZ Prospect City
KC4ZMZ IRLP
 145.2800 -0.6 TSQL 77.0 FM (analog) (FM,C4FM) EchoLink 634824 WIRES-X 21024 IRLP — Prospect, KY
17.0 K4KYD Mount
K4KYD BM
 434.0000 -5 CC1 DMR BrandMeister 3194935 — Mount Washington, KY
18.4 N9CBW Mount
N9CBW BM
 440.9750 in 447.9750 CC3 DMR BrandMeister 322587203 — Mount Washington, KY
18.6 K9HJJ Charlestown
K9HJJ BM
 434.7550 +5 CC7 DMR BrandMeister 322170201 — Charlestown, IN
20.0 WX8V Louisville
WX8V AllStar
 224.3000 -1.6 none FM (analog) AllStar 662780 — Louisville, KY
22.4 KY4OC Crestwood
KY4OC
 147.3900 +0.6 TONE 151.4 FM (analog) (FM,C4FM) — Crestwood, KY
22.6 KB9JLE Frenchtown
KB9JLE
 146.8200 -0.6 TONE 103.5 FM (analog) 🗓 1 net 1 net · 45 check-ins · 18 stations Frenchtown, IN
24.6 W4BEJ Radcliff
W4BEJ
 146.9250 -0.6 none FM (analog) — Radcliff, KY
24.6 WX4HC Radcliff
WX4HC
 147.1500 +0.6 TSQL 103.5 FM (analog) — Radcliff, KY
25.8 N1DTA radcliff
N1DTA kentuckydm
 444.1375 +5 CC1 DMR kentuckydmr-c-bidge — radcliff, KY
27.0 KM4LNN Vine Grove
KM4LNN BM
 444.9125 +5 CC1 DMR BrandMeister 310779 — Vine Grove, KY
27.0 N1DTA vine grove
N1DTA kentuckydm
 444.7750 +5 CC1 DMR kentuckydmr-c-bidge — vine grove, KY
27.1 N4TNS Vine Grove
N4TNS
 147.1200 +0.6 TSQL 77.0 D-STAR 🗓 1 net 1 net · 26 check-ins · 26 stations Vine Grove, KY
27.9 KX4DN Taylorsville
KX4DN AllStar
 443.8250 +5 TSQL 118.8 FM (analog) (FM,C4FM) EchoLink 962382 WIRES-X 36750 AllStar 59550 — Taylorsville, KY
29.8 WF1RES LaGrange
WF1RES BM
 440.5250 +5 TSQL 151.4 FM (analog) (DMR,FM) BrandMeister 311787 — LaGrange, KY
32.0 KG4ABB Westport
KG4ABB BM
 444.0750 +5 CC1 DMR BrandMeister 314150 — Westport, KY
32.0 N4TNS Smithfield
N4TNS
 147.4600 in 144.9600 DCS 365 FM (analog) (DV,FM) 🗓 1 net 1 net · 26 check-ins · 26 stations Smithfield, KY
32.0 no call listed SMITHFIELD Buste
EchoLink
 224.1800 -1.6 DCS 365 FM (analog) EchoLink 182577 🗓 2 nets 2 nets · 51 check-ins · 20 stations SMITHFIELD, KY
32.0 N4TNS Smithfield
N4TNS AllStar
 224.1800 -1.6 DCS 365 FM (analog) EchoLink 182577 AllStar 41623 🗓 1 net 1 net · 26 check-ins · 26 stations Smithfield, KY
32.0 K4JTA Smithfield Buste
K4JTA AllStar
 224.1800 -1.6 DCS 365 FM (analog) AllStar 41623 EchoLink 182577 — Smithfield, KY
32.3 KG4LHQ Irvington
KG4LHQ BM
 444.5125 +5 CC1 DMR BrandMeister 312101 — Irvington, KY
32.9 KN4RFJ Bardstown
KN4RFJ WIRES-X
 145.4700 -0.6 DG-ID 00-00 Fusion (C4FM) WIRES-X 58214 — Bardstown, KY
33.1 KB4TB La Grange
KB4TB BM
 443.5000 +5 CC10 DMR BrandMeister 321380201 — La Grange, KY
33.4 K4KTR elizabethtown
K4KTR BM
 444.7625 +5 CC1 DMR BrandMeister 310562 — elizabethtown, KY
33.4 KG4LHQ Elizabethtown
KG4LHQ BM
 444.9125 +5 CC1 DMR BrandMeister 312107 — Elizabethtown, KY
33.4 W4BEJ Elizabethtown
W4BEJ
 146.9800 -0.6 none FM (analog) — Elizabethtown, KY
33.4 W4BEJ Elizabethtown
W4BEJ
 444.8000 +5 none FM (analog) — Elizabethtown, KY
33.4 KE4LR Shelbyville
KE4LR
 444.4500 +5 TONE 100.0 FM (analog) (FM,C4FM) 🗓 1 net 1 net · 49 check-ins · 23 stations Shelbyville, KY
33.4 KB4KY Bardstown
KB4KY EchoLink
 145.4700 -0.6 TSQL 151.4 FM (analog) (FM,C4FM) EchoLink 978627 WIRES-X 68214 — Bardstown, KY
33.4 KB4KY Bardstown
KB4KY
 442.0500 +5 DCS 654 FM (analog) (FM,C4FM) — Bardstown, KY
33.4 KE4LR Shelbyville
KE4LR AllStar
 147.0000 +0.6 TONE 173.8 FM (analog) AllStar 519481 🗓 1 net 1 net · 49 check-ins · 23 stations Shelbyville, KY
33.8 WX4HC Elizabethtown
WX4HC
 145.3500 -0.6 TSQL 103.5 FM (analog) — Elizabethtown, KY
34.6 K4JTA Smithfield
K4JTA TGIF
 443.5750 +5 CC1 DMR TGIF — Smithfield, KY
34.7 WR9G Scottsburg
WR9G
 146.6100 -0.6 TONE 103.5 FM (analog) — Scottsburg, IN
36.6 KE4YRI Shelbyville
KE4YRI WIRES-X
 444.0500 +5 DG-ID 00-00 Fusion (C4FM) WIRES-X 30282 — Shelbyville, KY
36.7 K4KTR Cecilia
K4KTR BM
 443.1125 +5 CC1 DMR BrandMeister 312809 — Cecilia, KY
39.0 N9ICV Austin
N9ICV BM
 145.3800 -0.6 CC2 DMR BrandMeister 310449 — Austin, IN
39.6 KB4PTJ Williamsburg
KB4PTJ AllStar
 444.0500 +5 TONE 100.0 FM (analog) (C4FM,FM) AllStar 40151 EchoLink 257220 IRLP 4503 AllStar 40152 EchoLink 257221 WIRES-X 40282 IRLP 4241 — Williamsburg, KY
40.8 KC9OBN Leopold
KC9OBN
 145.1900 -0.6 TONE 107.2 FM (analog) — Leopold, IN
42.2 N9ICV Austin
N9ICV BM
 441.0250 +5 CC1 DMR BrandMeister 3123757 BrandMeister 313459 — Austin, IN
43.0 KB9OHY Paoli
KB9OHY AllStar
 147.0450 +0.6 TSQL 103.5 FM (analog) (C4FM,FM) AllStar 668241 🗓 1 net 1 net · 77 check-ins · 24 stations Paoli, IN
43.3 KB9OHY Paoli Muni Arpt
KB9OHY
 444.0250 +5 TSQL 103.5 FM (analog) (FM,C4FM) 🗓 1 net 1 net · 77 check-ins · 24 stations Paoli, IN
44.0 N4HZX Graefenburg
N4HZX AllStar
 443.5500 +5 TSQL 123.0 FM (analog) (FM,C4FM) AllStar 576890 EchoLink 221560 WIRES-X 43405 🗓 1 net 1 net · 1 check-ins · 1 stations Graefenburg, KY
44.2 N1DTA Springfield
N1DTA kentuckydm
 443.1250 +5 CC1 DMR kentuckydmr-c-bidge — Springfield, KY
45.4 W9EFU Madison
W9EFU
 145.1700 -0.6 TONE 103.5 FM (analog) — Madison, IN
45.4 W9EFU Madison
W9EFU
 443.4750 +5 TONE 103.5 FM (analog) — Madison, IN
45.8 KY4SP Westview
KY4SP
 147.0600 +0.6 TSQL 136.5 FM (analog) (FM,C4FM) — Westview, KY
46.5 KB4KY Springfield
KB4KY WIRES-X
 443.0500 +5 DCS 654 FM (analog) (FM,C4FM) WIRES-X 68214 — Springfield, KY
47.2 N1DTA Buffalo
N1DTA
 147.2550 +0.6 TSQL 77.0 FM (analog) — Buffalo, KY
47.2 N1DTA Buffalo
N1DTA kentuckydm
 440.6125 +5 CC1 DMR kentuckydmr-c-bidge — Buffalo, KY
47.3 KB6LED Calif
KB6LED BM
 440.0000 +5 CC1 DMR BrandMeister 3161122 — Calif, KY
47.7 KC9BUH Wickliffe Patoka
KC9BUH
 145.3700 -0.6 Fusion (C4FM) — Wickliffe, IN
47.7 K4TG Lawrenceburg
K4TG
 145.1100 -0.6 TSQL 107.2 FM (analog) (FM,C4FM) 🗓 3 nets 3 nets · 83 check-ins · 31 stations Lawrenceburg, KY
47.7 K4TG Lawrenceburg
K4TG
 444.5000 +5 TSQL 107.2 FM (analog) 🗓 3 nets 3 nets · 83 check-ins · 31 stations Lawrenceburg, KY
48.6 KC7UKZ Raywick
KC7UKZ BM
 445.3000 -5 CC1 DMR BrandMeister 3223527 — Raywick, KY
49.0 KC9JOY Brownstown
KC9JOY
 441.5500 +5 TONE 103.5 FM (analog) — Brownstown, IN
49.3 N1DTA Buffalo
N1DTA kentuckydm
 147.0300 -0.6 TSQL 146.2 FM (analog) (DMR,FM) kentuckydmr-c-bidge — Buffalo, KY
49.4 WA9SAW Carrollton
WA9SAW
 146.6100 -0.6 TSQL 123.0 FM (analog) — Carrollton, KY
49.7 KY4EOC Frankfort
KY4EOC
 147.2400 +0.6 TSQL 100.0 FM (analog) — Frankfort, KY
49.8 KO4NQJ Lawrenceburg Lov
KO4NQJ
 444.4800 +5 TONE 179.9 FM (analog) — Lawrenceburg, KY
6.2 WB4UMR offline Louisville
WB4UMR
 444.4250 +5 DCS 071 FM (analog) — Louisville, KY
6.3 KK4CZ offline Louisville
KK4CZ
 441.3500 +5 DCS 654 FM (analog) — Louisville, KY
6.9 KC4ZMZ offline New Albany
KC4ZMZ
 442.8500 +5 Fusion (C4FM) — New Albany, IN
7.1 KK4CZ offline Fairdale
KK4CZ
 53.4100 -1 TSQL 100.0 FM (analog) — Fairdale, KY
7.8 KK4CZ offline Fairdale
KK4CZ
 145.4100 -0.6 TSQL 151.4 FM (analog) (FM,C4FM) — Fairdale, KY
13.3 KC9HZT offline Greenville
KC9HZT IRLP
 446.0000 simplex none FM (analog) IRLP 4609 — Greenville, IN
18.8 WJ2W offline New Albany
WJ2W IRLP
 147.5400 simplex TSQL 100.0 FM (analog) IRLP 7111 — New Albany, IN
22.2 WB9GNA offline Frenchtown
WB9GNA
 442.3000 +5 TONE 146.2 FM (analog) — Frenchtown, IN
30.2 WF1RES offline O Fallon
WF1RES BM
 447.5250 +5 CC4 DMR BrandMeister 311775 — O Fallon, IL
32.3 KB9KPG offline Salem
KB9KPG
 146.6550 -0.6 TONE 103.5 FM (analog) — Salem, IN
32.3 KB9SGN offline Salem
KB9SGN
 444.9250 +5 TONE 136.5 FM (analog) — Salem, IN
34.1 K4KTR offline Elizabethtown
K4KTR
 147.4125 -0.9999 none FM (analog) (FM,P25) — Elizabethtown, KY
49.4 KI4CER offline Carrollton
KI4CER
 146.7150 -0.6 none FM (analog) — Carrollton, KY

Vanity applications

Filed · AwardApplicantRequested (in order)Status
Filed Feb 28, 2008
Award date was Mar 17, 2008
0003339809
 N4FFX · Charles S Davis · Amateur Extra
4014 Glenhurst Ave, Louisville, KY 40216
38.1861, -85.8388 (ZIP center) · Grid EM78be · CQ 4 · ITU 8 · map ↗
1.N4IT held by CARL E CAPPS until Apr 11, 2028
2.NO4I held by Jose M Arroyo until Apr 4, 2028
3.NO4T held by Donald J Dziubakowski until Apr 8, 2028
4.NR8W held by Russell D Williams until Jul 10, 2032
5.NR0Z held by JOSEPH K WEEKS until May 27, 2035
6.NV7C held by Rod A Brown until Mar 22, 2032
7.WO6V held by JAMES W DURBIN until May 14, 2033
8.NV7P held by Robert L Palmer until Nov 25, 2028
9.N6LG held by ERIC L RABINOWITZ until Apr 4, 2028
10.KK7Q held by TERRY D TURNER until Apr 15, 2028
11.KM9O held by Dennis Miller until Nov 19, 2030
12.NX9L held by Andy J Myers until Aug 2, 2031
13.WM5T held by SOUTHEAST LA AMATEUR RADIO CLUB until Apr 4, 2028
14.NF3A held by Scott K Saito until Dec 20, 2028
15.NC3Z held by Gary Mitchelson until Feb 1, 2033
16.NB3N held by Benjamin W Turner until Apr 4, 2028
17.NO8P held by Antonio Jose Castillo Sierra until Oct 16, 2031
18.NR8W held by Russell D Williams until Jul 10, 2032
19.K2UV held by WARREN E BERBIT until Apr 8, 2028
20.NS0V
21.NS0Y held by Jake Surdal until May 15, 2032
22.K4RXL held by Robert Lambraia until Mar 23, 2031
23.KG7E held by JAMES W KORNACKI until May 6, 2028
24.W4KCB held by Key Colony Beach Amateur Radio Society until Jun 9, 2028
25.K4WLY held by KENNETH S WORLEY until Mar 5, 2029
 Granted
Filed Feb 7, 2008
Award date was Feb 25, 2008
0003318533
 N4FFX · Charles S Davis · Amateur Extra
4107 North Ln, Louisville, KY 40216
38.1861, -85.8388 (ZIP center) · Grid EM78be · CQ 4 · ITU 8 · map ↗
1.K4CD held by Charles D Randle Iii until Sep 7, 2027
2.W4CD held by LUIS MEDINA until Mar 17, 2029
3.N4CD held by ROBERT A VOSS until Sep 25, 2030
4.K9CD held by ROY D METZKE until Aug 1, 2027
5.W9CD held by James D Formea until Jun 16, 2032
6.WN4L held by JOHN R MIDDLETON II until Apr 14, 2036
7.WR4N held by DAVID B KITCHEN SR until Sep 29, 2036
8.KB4N held by JOSEPH E POTTER until Dec 31, 2029
9.WA9Q held by Edward A Bius until Apr 14, 2030
10.K4XL held by KENNETH D GRIMM until Feb 24, 2035
11.K4LX held by Richard Wheeler Jr until Jun 11, 2032
12.KN4W held by Margaret R Gelb until Jul 29, 2026
13.W4XX held by Dos Equis Radio Club until Apr 5, 2029
14.N4FX held by CHESTER H MOORE until Feb 13, 2027
15.N4XX held by Theodore J Cohen until Feb 10, 2035
16.N4XF held by FRANKLIN D MOORE until Sep 12, 2025
17.N4FF held by Grover A Durant Jr until Mar 30, 2025
18.W4XF held by THOMAS W NICHOLS JR until Nov 4, 2026
19.W4FX held by TIMOTHY A REDMAN until Nov 16, 2031
20.K4FX held by WILBURN T ENGLISH JR until Mar 23, 2027
21.K4XX held by GARY L TRICE until Aug 22, 2030
22.K4FF held by CHARLIE W SMITH until Oct 17, 2033
23.K4XF held by Richard E Pratt until Jan 9, 2028
24.KB9B held by STEVEN M ABNER until Jan 12, 2031
25.K4FX held by WILBURN T ENGLISH JR until Mar 23, 2027
 Dismissed