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

KN5SDB HAM

Technician class licensed since 2025 (1 yr) KN5SDB since 2025 · previously KJ5KTR Iowa Park, TX grid EM03qw 39 repeaters within 50 mi
🔒 Not available — currently licensed, through May 10, 2035. If it isn't renewed, it opens for vanity requests May 11, 2037.

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

📝 KN5SDB has filed vanity applications before — latest filed Apr 22, 2025 · what was requested

Currently held by Stephen D Birkenfeld · 1 holder on record

Current holder: Stephen D Birkenfeld

Held KN5SDB May 10, 2025 → present · first licensed Apr 2, 2025 as KJ5KTR · 2 licenses · FRN 0036846889

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

Vanity applications filed by KN5SDB

Calls this licensee has asked the FCC for, newest first, in their order of preference. The FCC processes applications 18 days after filing; "likely award" is our estimate from every pending application in filing order.

Filed · AwardApplicantRequested (in order)Status
Filed Apr 22, 2025
Granted May 10, 2025
0011538320
 KJ5KTR · Stephen D Birkenfeld · Technician
401 E Pecan Ave, Iowa Park, TX 76367
33.9454, -98.6641 (street) · Grid EM03qw · CQ 4 · ITU 7 · map ↗
1.KN5SDB ✓ granted
2.K5SDB held
 Granted
got KN5SDB

Others requesting KN5SDB

1 application listed KN5SDB as a choice, newest first.

FiledAwardApplicantChoice #Status
Apr 22, 2025 May 10, 2025 KJ5KTR · Stephen D Birkenfeld · Iowa Park, TX 1Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KN5SDB in the last 24 hours. They show up here within seconds of KN5SDB beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 miles

39 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
5.9 N5LEZ Wichita Falls
N5LEZ IRLP
 444.9750 +5 TONE 192.8 FM (analog) IRLP 4640 — Wichita Falls, TX
6.8 N5TRG Wichita Fal TX E
N5TRG BM
 444.7500 +5 CC7 DMR BrandMeister 3208332 BrandMeister 314324 — Wichita Falls, TX E, TX
9.3 N5WF Wichit Red Cross
N5WF
 147.1400 +0.6 TONE 192.8 FM (analog) (FM,C4FM) — Wichita Falls, TX
10.0 W5US Wichita Falls
W5US
 146.9400 -0.6 TONE 192.8 FM (analog) — Wichita Falls, TX
10.0 N5LEZ Wichita Falls
N5LEZ
 147.1200 +0.6 TONE 192.8 FM (analog) — Wichita Falls, TX
10.0 WG5K Wichita Falls
WG5K
 147.3000 +0.6 none FM (analog) — Wichita Falls, TX
10.0 N5WF Wichita Falls
N5WF
 444.0000 +5 TONE 192.8 FM (analog) — Wichita Falls, TX
10.0 K5HRO Wichita Falls
K5HRO
 444.7750 +5 TONE 173.8 FM (analog) — Wichita Falls, TX
10.0 N5AAJ Wichita Falls
N5AAJ
 444.9500 +5 TONE 192.8 FM (analog) — Wichita Falls, TX
11.8 W5DAD Burkburnett
W5DAD
 444.5000 +5 TONE 192.8 FM (analog) — Burkburnett, TX
20.0 KB5LLI Grandfield
KB5LLI
 147.2550 +0.6 TONE 192.8 FM (analog) — Grandfield, OK
28.3 KF5DFD Henrietta
KF5DFD
 146.6800 -0.6 TONE 192.8 FM (analog) — Henrietta, TX
28.3 KA5WLR Henrietta
KA5WLR
 146.8000 -0.6 TONE 192.8 FM (analog) — Henrietta, TX
28.3 KF5DFD Henrietta
KF5DFD
 146.8600 -0.6 TONE 192.8 FM (analog) — Henrietta, TX
28.3 KF5DFD Henrietta
KF5DFD
 444.7250 +5 TONE 192.8 FM (analog) — Henrietta, TX
28.3 KA5WLR Henrietta
KA5WLR
 444.8500 +5 TONE 192.8 FM (analog) — Henrietta, TX
28.4 KF5DFD Byers
KF5DFD
 146.8200 -0.6 TONE 192.8 FM (analog) — Byers, TX
32.9 KG5DIR Temple
KG5DIR BM
 434.7500 +5 CC1 DMR BrandMeister 3140276 — Temple, OK
37.3 NC5Z Vernon
NC5Z
 147.0200 +0.6 none FM (analog) — Vernon, TX
37.3 N5LEZ Vernon
N5LEZ
 147.1600 +0.6 TONE 192.8 FM (analog) — Vernon, TX
37.3 WB5AFY Vernon
WB5AFY
 224.4200 -1.6 TONE 192.8 FM (analog) — Vernon, TX
37.3 NC5Z Vernon
NC5Z
 444.1500 +5 TONE 192.8 FM (analog) — Vernon, TX
39.9 KI5VHC Olney
KI5VHC
 147.2400 +0.6 TONE 110.9 FM (analog) (FM,C4FM) — Olney, TX
42.0 KC5NJP Seymour
KC5NJP
 147.1000 +0.6 TSQL 192.8 FM (analog) (FM,C4FM) — Seymour, TX
43.9 AB5J Lawton
AB5J
 147.3900 +0.6 TONE 173.8 FM (analog) — Lawton, OK
47.5 N4RDB
Listed as N4RDB-R
 Lawton
N4RDB AllStar
 442.4500 +5 TONE 123.0 FM (analog) AllStar 43303 — Lawton, OK
47.7 WX5LAW Lawton
WX5LAW
 147.1800 +0.6 TONE 123.0 FM (analog) (FM,C4FM) — Lawton, OK
47.9 K5VHF Lawton
K5VHF
 145.4300 -0.6 none FM (analog) — Lawton, OK
48.0 WX5LAW Lawton
WX5LAW
 442.5250 +5 TONE 123.0 FM (analog) — Lawton, OK
48.0 KG5ACV Lawton
KG5ACV
 442.6500 +5 none D-STAR — Lawton, OK
48.4 N7DOD Lawton - EchoIRL
N7DOD IRLP
 446.8750 simplex TSQL 100.0 FM (analog) IRLP 8336 — Lawton - EchoIRLP #439498, OK
48.4 KC5AVY Lawton
KC5AVY
 145.1700 -0.6 none FM (analog) — Lawton, OK
48.4 K5VHF Lawton
K5VHF
 444.9000 +5 TONE 118.8 FM (analog) — Lawton, OK
48.4 N5PLV Lawton
N5PLV OK-Net
 443.6000 +5 CC4 DMR OK-Net — Lawton, OK
48.4 N4RDB Lawton
N4RDB BM
 442.0000 +5 CC1 DMR BrandMeister 314028 — Lawton, OK
11.8 N8JDD offline Burkburnett
N8JDD
 444.0250 +5 TONE 192.8 FM (analog) — Burkburnett, TX
47.6 AB5U offline Lawton
AB5U BM
 440.1375 +5 CC1 DMR BrandMeister DMR-MARC — Lawton, OK
48.0 N7DOD offline Lawton - EchoIRL
N7DOD IRLP
 446.2750 simplex none FM (analog) IRLP 7004 — Lawton - EchoIRLP #439498, OK
48.0 N7DOD offline Gresham
N7DOD BM
 443.7000 +5 CC1 DMR BrandMeister 311445 — Gresham, OR