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

K0RTB HAM

Amateur Extra class licensed since 1998 (28 yrs) K0RTB since 2005 · previously KC0DNR Cosmos, MN grid EN24pw 58 repeaters within 50 mi
🔒 Not available — currently licensed, through Mar 25, 2035. If it isn't renewed, it opens for vanity requests Mar 26, 2037.

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

📝 K0RTB has filed vanity applications before — latest filed Mar 7, 2005 · what was requested

Currently held by Robert T Bohrer · 1 holder on record

Current holder: Robert T Bohrer

Held K0RTB Mar 25, 2005 → present · first licensed May 14, 1998 as KC0DNR · 2 licenses · FRN 0005606165

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

Vanity applications filed by K0RTB

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 Mar 7, 2005
Granted Aug 29, 2025
0002069266
 KC0DNR · Robert T Bohrer · Amateur Extra
PO Box 624 · 237 Milkyway St South, Cosmos, MN 56228
44.9391, -94.6965 (street) · Grid EN24pw · CQ 4 · ITU 7 · map ↗
1.NH1H
2.K0RTB ✓ granted
3.WC0C held by Evan M Folk until Jun 16, 2034
4.WU2B held by Ronald R Blanchard until Sep 11, 2027
5.NIZC
6.WC0U held by WILLIAM R MONINGER until Jun 6, 2028
7.NIZC
8.N3WU held by JOSEPH M PFIRMAN until Apr 28, 2036
9.N0OH held by JOSH EWING until Apr 13, 2028
10.N0QP held by Jerry A Abrams until Apr 18, 2036
11.N0OV held by DANIEL J FARREN III until Oct 11, 2036
12.N0OY held by ALAN J SIAS until Jul 23, 2035
13.N0QH held by Dale G Hoyum until Jul 28, 2036
14.N0QJ held by CRAIG A MAXWELL until Jul 8, 2035
15.N0QO held by Ken W Long until Apr 1, 2027
16.WU2X held by Scott M McClements until Apr 29, 2036
17.NR0L held by Neill A Johnson until Feb 28, 2036
18.NB0P held by William R Treadaway until Dec 15, 2029
19.N0BOR
20.W0BOR
21.N0BOX available
22.KU1T held by Zbigniew Tyrlik until Mar 21, 2028
23.K0XEE
24.W0XEE
25.K0BOO held by Kara F Heath until Sep 4, 2033
 Granted
got K0RTB

Others requesting K0RTB

3 applications listed K0RTB as a choice, newest first.

FiledAwardApplicantChoice #K0RTBResult
Jul 8, 2019 Jul 26, 2019 KD0VSF · richard t Brelsford · gallatin, MO 1Dismissed Application dismissed
Apr 8, 2019 Apr 26, 2019 KE0UXM · Robert T Barowsky · LITTLETON, CO 2Not granted They got W0RTB (choice 1)
Mar 7, 2005 Mar 25, 2005 KC0DNR · Robert T Bohrer · Cosmos, MN 2Granted Granted this call

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for K0RTB in the last 24 hours. They show up here within seconds of K0RTB beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 miles

58 repeaters within 50 miles of this address, most active 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
10.2 W0KXZ Litchfield
W0KXZ
 444.2750 +5 none D-STAR — Litchfield, MN
10.2 KC0CAP Litchfield
KC0CAP AllStar
 444.3500 +5 DCS 172 FM (analog) AllStar 410230 AllStar 410231 — Litchfield, MN
11.9 KC0CAP Litchfield
KC0CAP WIRES-X
 145.2500 -0.6 DCS 172 FM (analog) (C4FM,FM) WIRES-X 52844 WIRES-X 75149 — Litchfield, MN
15.1 KC0CAP Litchfield
KC0CAP BM
 442.8000 +5 CC3 DMR BrandMeister 312722 — Litchfield, MN
15.3 K0MCR Litchfield
K0MCR
 147.3000 +0.6 TSQL 146.2 FM (analog) — Litchfield, MN
15.4 AE0GD Litchfield
AE0GD EchoLink
 146.6250 -0.6 TONE 146.2 FM (analog) EchoLink 643966 — Litchfield, MN
15.4 KC0CAP Litchfield
KC0CAP BM
 443.8000 +5 TSQL 146.2 FM (analog) (DMR,FM,P25) BrandMeister 312727 — Litchfield, MN
16.4 KB0WJP Hutchinson
KB0WJP EchoLink
 147.3750 +0.6 TONE 146.2 FM (analog) EchoLink 252922 — Hutchinson, MN
17.7 W0CRC Darwin
W0CRC EchoLink
 146.6850 -0.6 TONE 146.2 FM (analog) EchoLink 139762 — Darwin, MN
21.1 K0JK Litchfield
K0JK BM
 445.5250 in 434.5250 CC1 DMR BrandMeister 317918402 — Litchfield, MN
21.3 KB0MNU Willmar
KB0MNU
 444.8000 +5 TONE 146.2 FM (analog) (C4FM,FM) — Willmar, MN
21.7 W0SW Willmar
W0SW
 147.0300 -0.6 TSQL 100.0 FM (analog) — Willmar, MN
24.6 KB0WJP Silver Lake
KB0WJP
 443.4000 +5 TONE 146.2 FM (analog) (FM,P25) — Silver Lake, MN
25.8 W0SW Willmar
W0SW
 146.9100 -0.6 TSQL 100.0 FM (analog) — Willmar, MN
30.3 KD0YLG Paynesville
KD0YLG AllStar
 224.8000 -1.6 DCS 172 FM (analog) AllStar 49604 EchoLink 462547 — Paynesville, MN
31.1 KD0YLG Paynesville
KD0YLG AllStar
 145.2700 -0.6 DCS 172 FM (analog) AllStar 48650 EchoLink 619457 — Paynesville, MN
31.2 NY0I Paynesville
NY0I
 444.9000 +5 TSQL 146.2 FM (analog) — Paynesville, MN
32.8 K0WPD Clara City
K0WPD BM
 443.3500 +5 CC3 DMR BrandMeister 312730 — Clara City, MN
34.3 W0PZT Statewide
W0PZT
 442.7000 +5 CC? DMR — Statewide, MN
34.3 NY9D Statewide
NY9D
 442.7000 +5 TSQL 100.0 FM (analog) — Statewide, MN
34.5 KB0CGJ Wabasso
KB0CGJ EchoLink
 146.8650 -0.6 TSQL 141.3 FM (analog) EchoLink 29141 — Wabasso, MN
35.4 KC0QNA Gaylord Wtr
KC0QNA
 146.8050 -0.6 TSQL 141.3 FM (analog) (FM,P25) — Gaylord, MN
36.0 K0LAV offline Gem Lake
K0LAV
 919.1000 in 444.9500 none FM (analog) — Gem Lake, MN
37.2 KD0YLG Cold Spring
KD0YLG
 444.8500 +5 none D-STAR — Cold Spring, MN
37.2 WJ0U offline St Cloud
WJ0U BM
 442.2250 +5 CC3 DMR BrandMeister 312731 — St Cloud, MN
37.2 N0ANC Cold Spring
N0ANC WIRES-X
 444.6250 +5 DCS 172 FM (analog) (C4FM,FM) WIRES-X 11901 — Cold Spring, MN
37.3 W0SAV Cold Spring
W0SAV
 442.3000 +5 CC? DMR — Cold Spring, MN
37.4 N0FWG Rassat
N0FWG
 224.2400 -1.6 TONE 146.2 FM (analog) — Rassat, MN
37.9 KC0QNA Arlington Fire
KC0QNA
 443.0750 +5 TSQL 141.3 FM (analog) (DV,FM,P25) — Arlington, MN
37.9 WJ0U offline Cold Spring
WJ0U
 442.3000 +5 CC3 DMR — Cold Spring, MN
37.9 KE0RTD Waverly
KE0RTD AllStar
 443.7500 +5 TSQL 146.2 FM (analog) AllStar 51260 — Waverly, MN
38.2 KG0CV offline Cold Spring
KG0CV AllStar
 446.0250 simplex none FM (analog) AllStar 40939 AllStar 409390 — Cold Spring, MN
38.2 KG0CV Cold Spring
KG0CV WIRES-X
 443.4750 +5 DG-ID 00-00 Fusion (C4FM) WIRES-X 11975 — Cold Spring, MN
38.2 KC0QNA Green Isle Wtr
KC0QNA
 443.8250 +5 TSQL 141.3 FM (analog) (FM,P25) — Green Isle, MN
39.6 KE6WA Minnetrista
KE6WA
 444.8750 +5 TSQL 136.5 FM (analog) — Minnetrista, MN
42.5 NY0I offline Gran US-212 Over
NY0I
 147.2250 +0.6 TSQL 141.3 FM (analog) — Granite Falls, MN
43.2 N0FWG Buffalo
N0FWG AllStar
 444.3750 +5 TONE 156.7 FM (analog) AllStar 647441 — Buffalo, MN
44.5 K0VSC Avon
K0VSC
 443.5000 +5 TSQL 123.0 FM (analog) — Avon, MN
44.7 NC1D New Ulm
NC1D BM
 444.0000 +5 CC1 DMR BrandMeister 314137 — New Ulm, MN, MN
44.7 NC1D New Ulm
NC1D
 439.9000 -5 CC? DMR — New Ulm, MN
44.7 NC1D New Ulm
NC1D BM
 420.5500 +5 CC1 DMR BrandMeister 314137 — New Ulm, MN
45.1 K0VSC Saint Cloud
K0VSC
 443.4500 +5 TSQL 123.0 FM (analog) — Saint Cloud, MN
45.8 W0NIW Cologne
W0NIW BM
 448.9250 -5 CC1 DMR BrandMeister 3203953 — Cologne, MN
45.9 KC0ARX Saint Cloud
KC0ARX
 442.3250 +5 CC3 DMR — Saint Cloud, MN
46.1 KB0CGJ Wabasso
KB0CGJ AllStar
 444.0250 +5 TONE 141.3 FM (analog) (DMR,FM) AllStar 570990 AllStar 570991 BrandMeister 313056 — Wabasso, MN
46.3 N0KP Cologne
N0KP
 444.6000 +5 none FM (analog) (C4FM,FM) — Cologne, MN
46.3 KB0CGJ Wabasso
KB0CGJ EchoLink
 444.5250 +5 TONE 141.3 FM (analog) (DMR,FM) EchoLink 29141 BrandMeister 312293 — Wabasso, MN
46.9 N0VZC Chaska
N0VZC MNTRBO
 443.0000 simplex TONE 114.8 FM (analog) (DMR,FM) AllStar 273661 AllStar 273662 MNTRBO — Chaska, MN
46.9 N0VZC St Bonifacius
N0VZC AllStar
 927.8000 simplex TONE 100.0 FM (analog) AllStar 273663 — St. Bonifacius, MN
47.1 W0SV Collegville St
W0SV
 146.9400 -0.6 TSQL 100.0 FM (analog) — Collegville, MN
47.8 K1LEO Rockford
K1LEO K4USD
 443.7000 +5 CC1 DMR K4USD — Rockford, MN
47.8 K0STC Avon
K0STC EchoLink
 147.1050 +0.6 TONE 85.4 FM (analog) EchoLink 359442 — Avon, MN
47.8 KG0CV Avon
KG0CV WIRES-X
 443.6500 +5 TSQL 85.4 FM (analog) (C4FM,FM) WIRES-X 28439 — Avon, MN
48.0 WJ0L St Cloud
WJ0L WIRES-X
 442.2250 +5 DG-ID 00-00 Fusion (C4FM) WIRES-X 99692 — St. Cloud, MN
48.1 W0SV Collegeville
W0SV
 147.0150 +0.6 TSQL 100.0 FM (analog) — Collegeville, MN
48.1 W0SV Collegeville
W0SV
 442.2250 +5 DCS 172 FM (analog) (C4FM,FM) — Collegeville, MN
49.5 W0SV Avon
W0SV
 147.1050 +0.6 TSQL 85.4 FM (analog) — Avon, MN
49.5 KD0YLG Becker EEP Plant
KD0YLG WIRES-X
 443.4750 +5 DCS 172 FM (analog) (C4FM,FM) WIRES-X 28439 — Becker, MN