N9TPB FCC License Search
🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 11, 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 · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)

KD0IZI HAM

Amateur Extra class licensed since 2009 (17 yrs) Boonville, MO Grid EM38qv Active on 7 nets On APRS 9 min ago 61 repeaters within 50 mi
🔒 Not available — currently licensed, through Sep 25, 2029. If it isn't renewed, it opens for vanity requests Sep 26, 2031.

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

Currently held by Mark Maier · 1 holder on record

🗓 Active on 7 nets · last heard Oct 12, 2026

Current holder: Mark Maier

Held KD0IZI Sep 25, 2009 → present · first licensed Sep 25, 2009 as KD0IZI · 1 license · FRN 0019133529

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

Nets

NetWhenFrequencyRoleTimesLast
3973 BREAKFAST CLUB 0700Mon 6:15 AM · Mon 6:30 AM · Mon 6:45 AM CT3.973 MHZChecked in32026-10-12
BREAKFAST CLUB 3973Mon, Wed 5:00 AM · Mon 4:45 AM · Sat 6:00 AM CT3.973Checked in22026-10-12
THE BEFORE BREAKFAST CLUBDaily 12:45 AM · Daily 12:30 AM CT3.973Checked in12026-10-11
The No SWR NetFri 8:30 PM ET7.181Checked in12026-10-10
3973 BREAKFAST CLUB 0500 centralTue 3:00 AM · Tue 4:00 AM · Tue 4:15 AM CT3973Checked in12026-10-06
BREAKFAST CLUB 3973 7AMWed, Sat, Sun 7:00 AM · Wed, Thu 7:15 AM · Wed 6:15 AM CT3.973Checked in12026-09-23
Breakfast Club 3973 5 AMTue 5:00 AM CT3.973Checked in12026-09-08

From nets logged with NetLogger since the start of collection.

📡 On the Air: APRS, Digital & WSPR Spots

📍 APRS

KD0IZI-2 · 9 min ago
38.8873, -92.6597 · KPC-3+ v9.1
KD0IZI-9 · 4 hr ago · 850 ft
42.0275, -91.6708 · `Monitoring on 146.520_4
Full history on aprs.fi →

Repeaters within 50 Miles

61 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
7.5 W0BRC Boonville
W0BRC
 147.3600 +0.6 TSQL 127.3 FM (analog) — Boonville, MO
7.5 KA0GFC Boonville
KA0GFC
 442.7000 +5 TSQL 77.0 FM (analog) — Boonville, MO
7.5 KA0GFC Boonville
KA0GFC
 444.7000 +5 TONE 77.0 FM (analog) — Boonville, MO
18.6 K0MCA California
K0MCA
 444.6250 +5 TONE 127.3 FM (analog) — California, MO
18.6 K0SI Columbia
K0SI BM
 146.7600 -0.6 TSQL 127.3 FM (analog) (C4FM,DMR,DV,FM,P25) BrandMeister 314655 — Columbia, MO
18.6 K0SI
Listed as K0SI 444.425
 Columbia
K0SI BM
 444.4250 +5 CC3 DMR BrandMeister 310018 — Columbia, MO
19.2 WX0BC Columbia
WX0BC
 146.6100 -0.6 TONE 127.3 FM (analog) — Columbia, MO
20.3 WX0BC Ashland
WX0BC
 444.1750 +5 TSQL 107.2 FM (analog) — Ashland, MO
21.4 K0PHP Columbia
K0PHP BM
 927.5125 -25 CC3 DMR BrandMeister 314762 — Columbia, MO
21.5 WX0BC Columbia
WX0BC
 927.5125 -25 DCS 306 FM (analog) (FM,DMR,P25) — Columbia, MO
23.0 W0DQJ Ashland
W0DQJ
 146.6850 -0.6 TONE 77.0 FM (analog) — Ashland, MO
23.0 N0LBA Ashland
N0LBA
 444.9750 +5 TSQL 131.8 FM (analog) — Ashland, MO
23.0 K0SI Ashland
K0SI
 52.8900 in 51.1900 TSQL 127.3 FM (analog) — Ashland, MO
26.9 KM0HP Marshall Ju MSHP
KM0HP
 442.1750 +5 TSQL 127.3 FM (analog) — Marshall Junction, MO
30.1 KB0LSM Sedalia
KB0LSM WIRES-X
 444.1500 +5 none FM (analog) (C4FM,DMR,FM) WIRES-X 28054 BrandMeister 313893 — Sedalia, MO
30.2 WB0LRX Sedalia
WB0LRX AllStar
 224.4400 -1.6 TSQL 107.2 FM (analog) AllStar 61325 — Sedalia, MO
32.2 N0WEG Clark
N0WEG BM
 147.8000 in 144.2000 CC1 DMR BrandMeister 321352302 — Clark, MO
32.4 KC0MV Millersburg
KC0MV
 147.3150 +0.6 TONE 127.3 FM (analog) — Millersburg, MO
32.6 WA0SDO Sedalia
WA0SDO
 147.0300 -0.6 TSQL 179.9 FM (analog) — Sedalia, MO
32.7 KB4VSP Holts Summit
KB4VSP EchoLink
 147.1200 +0.6 TSQL 127.3 FM (analog) EchoLink 471579 — Holts Summit, MO
32.7 KB4VSP
Listed as KB4VSP/R
 Holts Summit
KB4VSP AllStar
 444.8750 +5 TSQL 127.3 FM (analog) (C4FM,DMR,DV,FM,P25) BrandMeister 310332 AllStar 27188 — Holts Summit, MO
32.8 K0ETY Jefferson City
K0ETY
 147.0000 -0.6 TSQL 127.3 FM (analog) — Jefferson City, MO
32.8 KB4VSP Holts Summit
KB4VSP
 449.8750 +5 CC? DMR — Holts Summit, MO
32.8 KB4VSP Holts Summit
KB4VSP
 146.0000 in 292.0000 CC3 DMR — Holts Summit, MO
32.8 KB4VSP Holts Summit
KB4VSP
 145.0000 in 290.0000 CC3 DMR — Holts Summit, MO
32.8 KB4VSP Holts Summit
KB4VSP
 147.4200 +0.6 CC? DMR — Holts Summit, MO
32.8 K0ETY Jeff St Marys Ho
K0ETY
 442.1500 +5 TSQL 127.3 FM (analog) — Jefferson City, MO
32.9 KF0ULO Marshall Fitzgib
KF0ULO EchoLink
 146.6850 -0.6 TSQL 127.3 FM (analog) (DMR,FM) EchoLink 501723 BrandMeister 314653 — Marshall, MO
32.9 KF0ULO Marshall
KF0ULO BM
 146.0850 +0.6 CC1 DMR BrandMeister 314653 — Marshall, MO
33.0 KE0CYW Sedalia
KE0CYW
 53.1100 in 51.4100 TSQL 127.3 FM (analog) — Sedalia, MO
33.0 KE0CYW Sedalia
KE0CYW
 927.6000 +5 none FM (analog) — Sedalia, MO
33.1 WB0WMM Marshall
WB0WMM
 147.1650 +0.6 TONE 127.3 FM (analog) — Marshall, MO
33.4 KB4VSP Jefferson C SEMA
KB4VSP
 443.1750 +5 TSQL 127.3 FM (analog) — Jefferson City, MO
33.4 KB4VSP Jefferson C SEMA
KB4VSP BM
 146.8650 -0.6 TSQL 127.3 FM (analog) (C4FM,DMR,DV,FM,P25) BrandMeister 310319 — Jefferson City, MO
34.1 KM0HP Renick
KM0HP
 145.2900 -0.6 TSQL 127.3 FM (analog) — Renick, MO
34.2 KD0QPC Jefferson City
KD0QPC WIRES-X
 443.5000 +5 DG-ID 00-00 Fusion (C4FM) WIRES-X 17192 — Jefferson City, MO
35.2 AA0IY Barnett Golden
AA0IY
 442.9250 +5 TONE 127.3 FM (analog) — Barnett, MO
35.8 AA0RC Centralia
AA0RC AllStar
 443.0250 +5 TSQL 127.3 FM (analog) (DMR,FM) AllStar 48009 BrandMeister 312447 — Centralia, MO
35.8 AF0AM Centralia
AF0AM
 444.8000 +5 TONE 103.5 FM (analog) — Centralia, MO
37.5 KC0KWL Eldon
KC0KWL AllStar
 53.0500 in 51.3500 TSQL 127.3 FM (analog) AllStar 42659 — Eldon, MO
37.5 AA0NC Eldon
AA0NC
 146.6250 -0.6 TONE 131.8 FM (analog) — Eldon, MO
37.5 N0QVO Eldon
N0QVO
 147.2700 +0.6 TSQL 123.0 FM (analog) — Eldon, MO
37.5 N0GYE Eldon
N0GYE
 224.5800 -1.6 none FM (analog) — Eldon, MO
38.0 AC0WZ Fulton
AC0WZ BM
 444.9500 +5 CC1 DMR BrandMeister 312916 — Fulton, MO
38.5 WB8SQS Fulton
WB8SQS AllStar
 444.9750 simplex TONE 127.3 FM (analog) AllStar 46707 — Fulton, MO
38.6 K0MOB Moberly
K0MOB
 147.0900 +0.6 TSQL 127.3 FM (analog) — Moberly, MO
38.6 K0MOB Moberly
K0MOB
 443.9750 +5 none FM (analog) — Moberly, MO
38.6 KB0QWQ Stover
KB0QWQ
 147.3900 +0.6 TONE 127.3 FM (analog) — Stover, MO
38.6 KB0QWQ Stover
KB0QWQ
 444.9250 +5 TSQL 127.3 FM (analog) — Stover, MO
42.2 KE0CYW Cole Camp
KE0CYW BM
 145.1100 -0.6 CC3 DMR BrandMeister 312594 — Cole Camp, MO
43.5 KS0B Calwood
KS0B
 444.9500 +5 CC? DMR — Calwood, MO
43.5 KS0B Calwood
KS0B
 443.9250 +5 TSQL 127.3 FM (analog) — Calwood, MO
46.4 AA0RC Missouri SSM
AA0RC
 444.8250 +5 TSQL 127.3 FM (analog) — , MO
46.9 AA0RC Missouri KWWR
AA0RC AllStar
 147.2550 +0.6 TSQL 127.3 FM (analog) AllStar 42605 — , MO
46.9 AA0RC Missouri KWWR
AA0RC AllStar
 443.4250 +5 TSQL 127.3 FM (analog) (DMR,FM) AllStar 48008 BrandMeister 313140 — , MO
48.0 KA0RFO Laurie
KA0RFO AllStar
 146.9550 -0.6 TONE 192.8 FM (analog) AllStar 401362 — Laurie, MO
49.3 N0ZS Sunrise Beach
N0ZS
 146.7300 -0.6 TSQL 127.3 FM (analog) — Sunrise Beach, MO
49.5 KE0PKD Concordia
KE0PKD
 147.1050 +0.6 TSQL 156.7 FM (analog) — Concordia, MO
18.1 WX0BC Offline Columbia
WX0BC
 442.3250 +5 none FM (analog) (DV,FM) — Columbia, MO
33.6 KD0SAF Offline Holts Summit
KD0SAF
 443.8000 +5 none FM (analog) — Holts Summit, MO
38.4 WB8SQS Offline Fulton
WB8SQS BM
 442.9500 +5 CC1 DMR BrandMeister 312913 BrandMeister 313081 — Fulton, MO