N9TPB FCC License Search
🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 2, 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

N0SDK HAM

General class licensed since 2015 (11 yrs) N0SDK since 2016 · previously KE0DHJ Bonne Terre, MO grid EM47qw LoTW user heard on PSK Reporter by 1 77 repeaters within 50 mi
🔒 Not available — currently licensed, through Feb 12, 2036. If it isn't renewed, it opens for vanity requests Feb 13, 2038.

📬 QSL: LoTW user · last upload Aug 4, 2017 · not eQSL AG · QRZ · HamQTH

📝 N0SDK has filed vanity applications before — latest filed Jan 25, 2016 · what was requested

Currently held by Matthew D Krause · 2 holders on record

Current holder: Matthew D Krause

Held N0SDK Feb 12, 2016 → present · first licensed Feb 24, 2015 as KE0DHJ · 2 licenses · FRN 0012517900

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

Previous holder: ROBERT N PIERSON

Held N0SDK Apr 21, 1992 → Apr 21, 2002 · first licensed Apr 21, 1992 as N0SDK · 1 license · no FRN on file (pre-2001 records)

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

Vanity applications filed by N0SDK

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 Jan 25, 2016
Granted Dec 30, 2025
0007108496
 KE0DHJ · Matthew D Krause · General
200 Rue Dauphine Box 68, Bonne Terre, MO 63628
37.9238, -90.6263 (street) · Grid EM47qw · CQ 4 · ITU 7 · map ↗
1.N0SDK ✓ granted
2.K0SDK held
3.W0SDK held
6.N4SDK held
9.W5SDK held
10.W6SDK held
 Granted
got N0SDK

Others requesting N0SDK

2 applications listed N0SDK as a choice, newest first.

FiledAwardApplicantChoice #Status
Feb 14, 2017 Mar 4, 2017 KE0MBE · Robert N Pierson · Mora, MN 1Granted
Jan 25, 2016 Feb 12, 2016 KE0DHJ · Matthew D Krause · Bonne Terre, MO 1Granted

📡 On the air: APRS, digital & WSPR spots

📤 Heard by others PSK Reporter

Heard by 1 station (1 reports) · last 17 hr ago · FT8 · grid EM47QW
40m · 1
Farthest: NL1JBS, 4,402 miles on 40m FT8 (-19 dB)
PSK Reporter map →

Repeaters within 50 miles

77 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
3.9 W0EMM Bonne Terre Arpt
W0EMM
 442.3250 +5 TSQL 151.4 FM (analog) — Bonne Terre, MO
4.6 N8WIZ Park Hills Frank
N8WIZ EchoLink
 145.1900 -0.6 TSQL 100.0 FM (analog) EchoLink 145141 — Park Hills, MO
7.6 AB0HX Park Hills
AB0HX
 146.7150 -0.6 TONE 100.0 FM (analog) — Park Hills, MO
8.9 AB0TL Potosi Floyd 911
AB0TL AllStar
 146.8350 -0.6 TONE 100.0 FM (analog) AllStar 450651 AllStar 450652 — Potosi, MO
8.9 N0WNC Potosi
N0WNC
 147.1950 +0.6 TONE 141.3 FM (analog) — Potosi, MO
8.9 N0WNC Potosi
N0WNC
 444.4000 +5 TSQL 100.0 FM (analog) — Potosi, MO
8.9 N0VOJ Potosi
N0VOJ
 146.7150 -0.6 TSQL 88.5 FM (analog) — Potosi, MO
9.2 K0EOR Farmington
K0EOR EchoLink
 147.0300 +0.6 TSQL 100.0 FM (analog) EchoLink 365062 🗓 2 nets 2 nets · 28 check-ins · 27 stations Farmington, MO
10.5 K0GDI Blackwell
K0GDI AllStar
 53.4100 in 51.7100 TSQL 100.0 FM (analog) AllStar 59503 EchoLink 2207 — Blackwell, MO
14.0 K0FDG Washington
K0FDG BM
 442.6250 +5 TSQL 141.3 FM (analog) (DMR,FM) BrandMeister 312682 — Washington, MO
14.0 KC9SDU Farmington
KC9SDU BM
 442.4500 +5 CC2 DMR BrandMeister 3118561 — Farmington, MO
14.9 KC9SDU Farmington
KC9SDU BM
 442.5250 +5 CC2 DMR BrandMeister 312941 BrandMeister 314599 — Farmington, MO
15.4 K0MGU De Soto
K0MGU
 146.8800 -0.6 none FM (analog) — De Soto, MO
15.4 K0MGU De Soto
K0MGU
 146.7000 -0.6 none FM (analog) — De Soto, MO
15.4 K0MGU De Soto
K0MGU
 442.8500 +5 none FM (analog) — De Soto, MO
15.4 AB0HX Farmington
AB0HX BM
 442.4500 +5 CC2 DMR BrandMeister 3176346 BrandMeister 317634601 — Farmington, MO
17.5 KD0KIB Belleview
KD0KIB
 443.7000 +5 none FM (analog) (FM,C4FM) — Belleview, MO
17.8 N0APT Ware
N0APT BM
 433.8500 in 443.8500 CC1 DMR BrandMeister 316673201 — Ware, MO
21.6 KB0TLL Hillsboro
KB0TLL
 147.0750 +0.6 TSQL 141.3 FM (analog) 🗓 4 nets 4 nets · 53 check-ins · 48 stations Hillsboro, MO
23.3 W0KLX Festus
W0KLX
 146.7000 -0.6 TONE 141.3 FM (analog) — Festus, MO
23.9 KD0RIS Festus Buck Nob
KD0RIS AllStar
 146.7750 -0.6 TSQL 100.0 FM (analog) (C4FM,FM) AllStar 63965 EchoLink 337708 AllStar 47533 — Festus, MO
24.0 W0KLX Festus
W0KLX
 443.9500 +5 TSQL 71.9 FM (analog) — Festus, MO
24.5 KA0CUU Arcadia
KA0CUU
 146.9550 -0.6 TSQL 100.0 FM (analog) — Arcadia, MO
24.6 W0WHW Crystal City
W0WHW
 443.6250 +5 TSQL 100.0 FM (analog) — Crystal City, MO
25.1 K0NXA Arcadia TSM SP
K0NXA
 442.2500 +5 TSQL 100.0 FM (analog) (FM,P25) — Arcadia, MO
31.0 N0OZK Fredericktown
N0OZK
 145.1500 -0.6 TONE 100.0 FM (analog) — Fredericktown, MO
31.3 N0WNC Viburnum
N0WNC
 147.3000 +0.6 TSQL 110.9 FM (analog) — Viburnum, MO
31.3 KD0KIB Viburnum
KD0KIB AllStar
 147.3000 +0.6 TONE 100.0 FM (analog) AllStar 450650 — Viburnum, MO
31.3 KD0KIB Viburnum
KD0KIB
 442.0500 +5 TSQL 100.0 FM (analog) — Viburnum, MO
31.7 K0AMC Barnhart
K0AMC AllStar
 443.7250 +5 TSQL 192.8 FM (analog) AllStar 529202 AllStar 614054 — Barnhart, MO
31.7 K0AMC Barnhart
K0AMC
 52.9500 in 51.2500 TSQL 192.8 FM (analog) — Barnhart, MO
31.8 K0QOD Sainte Genevieve
K0QOD
 146.6250 -0.6 TSQL 100.0 FM (analog) — Sainte Genevieve, MO
33.4 WA0PEZ Imperial
WA0PEZ
 224.0400 -5 none FM (analog) — Imperial, MO
33.4 KE0PE Imperial
KE0PE
 442.5000 +5 none FM (analog) — Imperial, MO
33.6 KB0TLL Imperial
KB0TLL WIRES-X
 147.1050 +0.6 none FM (analog) (C4FM,FM) WIRES-X 50995 🗓 4 nets 4 nets · 53 check-ins · 48 stations Imperial, MO
33.9 KD0ZEA Pacific Signal
KD0ZEA
 442.3000 +5 TSQL 141.3 FM (analog) (DV,FM) — Pacific, MO
34.0 KD0ZEA Pacific Signal
KD0ZEA
 146.4500 +1 TSQL 141.3 FM (analog) (DV,FM) — Pacific, MO
35.2 N0NOE Sullivan Fidelit
N0NOE BM
 444.6000 +5 TSQL 141.3 FM (analog) (C4FM,DMR,DV,FM) BrandMeister 310041 — Sullivan, MO
36.2 KC0DBS Sullivan W Wtr
KC0DBS
 146.8050 -0.6 TSQL 110.9 FM (analog) — Sullivan, MO
36.2 KD0BQS Arnold
KD0BQS BM
 442.4500 +5 TSQL 141.3 FM (analog) (C4FM,DMR,DV,FM) BrandMeister 310337 — Arnold, MO
36.9 KO0OOL Union IP School
KO0OOL BM
 443.9000 +5 CC2 DMR BrandMeister 312935 — Union, MO
36.9 WA0FYA Union IP School
WA0FYA
 147.1800 +0.6 TSQL 79.7 FM (analog) (C4FM,FM) — Union, MO
37.4 N0FLC Saint Louis
N0FLC
 147.2250 +0.6 TSQL 141.3 FM (analog) — Saint Louis, MO
37.8 K0AMC Arnold
K0AMC AllStar
 146.9250 -0.6 TSQL 192.8 FM (analog) AllStar 614052 EchoLink 215303 — Arnold, MO
37.9 KC9AEC Arnold
KC9AEC AllStar
 444.9750 +5 TONE 127.3 FM (analog) AllStar 52920 — Arnold, MO
38.5 N9MQW Waterloo
N9MQW
 144.8300 +0.6 TSQL 127.3 FM (analog) — Waterloo, IL
38.5 N9MQW Waterloo
N9MQW
 145.4300 -0.6 TSQL 127.3 FM (analog) — Waterloo, IL
38.6 K0NEO Pacific
K0NEO BM
 438.4500 -5 CC1 DMR BrandMeister 3180361 — Pacific, MO
39.8 N0BJM Steelville
N0BJM
 146.6400 -0.6 TSQL 110.9 FM (analog) — Steelville, MO
40.0 KB0WLF Salem
KB0WLF AllStar
 147.0450 -0.6 TONE 110.9 FM (analog) AllStar 41106 — Salem, MO
40.1 KF5QMA Steelville
KF5QMA
 146.6400 -0.6 TSQL 110.9 FM (analog) — Steelville, MO
41.5 WA0FYA Union
WA0FYA
 52.8100 in 51.1100 none FM (analog) — Union, MO
42.7 N9MQW Columbia
N9MQW
 444.7000 +5 TSQL 127.3 FM (analog) — Columbia, IL
42.7 N9MQW Columbia
N9MQW
 449.7000 -5 TSQL 127.3 FM (analog) — Columbia, IL
42.7 KD0JOX Cuba
KD0JOX
 147.3450 +0.6 TSQL 110.9 FM (analog) — Cuba, MO
43.7 WY9S Perryville
WY9S
 147.3150 +0.6 TONE 100.0 FM (analog) — Perryville, MO
43.7 WY9S Perryville
WY9S
 444.2250 +5 none FM (analog) (FM,C4FM) — Perryville, MO
44.2 W0KMG Waterloo
W0KMG BM
 439.4750 in 430.4750 CC1 DMR BrandMeister 3189637 — Waterloo, MO
44.3 K0FDG Washington
K0FDG BM
 444.1000 +5 none FM (analog) (C4FM,DMR,DV,FM) BrandMeister 311014 — Washington, MO
44.7 WA0FYA Washington Krako
WA0FYA
 147.2400 +0.6 TSQL 141.3 FM (analog) — Washington, MO
47.1 K0ATT Kirkwood
K0ATT
 147.1500 +0.6 TSQL 141.3 FM (analog) (C4FM,FM) — Kirkwood, MO
47.1 KE0ZHZ Cuba
KE0ZHZ BM
 441.5500 +5 CC1 DMR BrandMeister 3219191 — Cuba, MO
48.0 W0SRC Des Peres W Co
W0SRC
 146.9100 -0.6 TONE 141.3 FM (analog) — Des Peres, MO
48.2 N0KQG Defiance
N0KQG
 145.1100 +1 CC? DMR — Defiance, MO
48.2 N0KQG
Listed as N0KQG DEFIANCE
 Defiance
N0KQG BM
 146.4900 +1 CC2 DMR BrandMeister 312442 — Defiance, MO
48.3 W9AIU Shrewsbury
W9AIU
 146.7600 -0.6 TSQL 141.3 FM (analog) — Shrewsbury, MO
48.5 N0UHJ Webster Groves
N0UHJ
 443.8500 +5 TONE 141.3 FM (analog) — Webster Groves, MO
48.6 WA0FYA Washington Krako
WA0FYA
 444.3500 +5 TSQL 141.3 FM (analog) (C4FM,FM) — Washington, MO
48.8 KC0TPS Saint Louis Bate
KC0TPS
 146.6100 -0.6 TONE 100.0 FM (analog) — Saint Louis, MO
49.7 N0RVC Defiance
N0RVC
 443.5250 +5 none FM (analog) — Defiance, MO
23.9 KD0RIS offline Festus Buck Nob
KD0RIS AllStar
 443.6250 +5 TSQL 100.0 FM (analog) (C4FM,FM) AllStar 47535 — Festus, MO
34.2 WA0FYA offline Pacific Signal
WA0FYA
 224.9400 -1.6 TONE 141.3 FM (analog) — Pacific, MO
34.6 K0CSM offline Sullivan
K0CSM
 145.1500 -0.6 none FM (analog) — Sullivan, MO
34.9 K0GDI offline Blackwell
K0GDI IRLP
 442.4250 +5 TSQL 210.7 FM (analog) IRLP 4312 — Blackwell, MO
37.4 N0FLC offline Saint Louis
N0FLC
 443.1500 +5 TSQL 141.3 FM (analog) — Saint Louis, MO
38.7 K0AMC offline Arnold
K0AMC
 444.8500 +5 TSQL 192.8 FM (analog) (C4FM,FM) — Arnold, MO
45.4 KD0IM offline Bunker
KD0IM
 147.2700 +0.6 TONE 156.7 FM (analog) — Bunker, MO