N9TPB FCC License Search

🕒 FCC license data updated today 9:42 am CDT (FCC files through Sep 30, 2026) · next update tomorrow 9:15 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

K5OSU HAM 📻 GMRS

📻

Also a GMRS licensee

WRVN508

Active until Dec 14, 2032 · same FCC Registration Number (FRN) · GMRS covers the licensee's immediate family

🔒 Not available — currently licensed, through Jun 7, 2035. If it isn't renewed, it opens for vanity requests Jun 8, 2037.

📬 QSL: not on LoTW · not an eQSL AG member

📝 K5OSU has filed vanity applications before — latest filed May 20, 2025 · what was requested

Currently held by JOHN BREWER · 2 holders on record

Current holder: JOHN BREWER

Held K5OSU Jun 7, 2025 → present · first licensed Dec 16, 2022 as KI5ZCO · 2 licenses · FRN 0033163296

K5OSU Active General · vanity Jun 7, 2025 → expires Jun 7, 2035

Licensee
JOHN BREWER

Address
Attn: JOHN BREWER
PO Box 1763
DALHART, TX 79022-1763
36.0981, -102.6069 (ZIP center) · Grid DM86qc · CQ 4 · ITU 7 · map ↗

FRN
0033163296

Previous call
KI5ZCO (Technician)

Last granted
Jun 7, 2025

Effective
Jun 7, 2025

Last action
Jun 7, 2025
FCC actions (2)
- Jun 7, 2025 — Vanity call sign granted VANGRT
- Jun 7, 2025 — License issued LIISS
KI5ZCO Canceled General Dec 16, 2022 → Jun 7, 2025 (canceled)

Licensee
JOHN S BREWER

Address
PO Box 1763
DALHART, TX 79022-1763
36.0981, -102.6069 (ZIP center) · Grid DM86qc · CQ 4 · ITU 7 · map ↗

FRN
0033163296

Last granted
Dec 16, 2022

Effective
Dec 27, 2023

Last action
Jun 7, 2025
FCC actions (4)
- Jun 7, 2025 — License canceled LICAN
- Dec 27, 2023 — License modified LIMOD
- Dec 16, 2022 — License issued LIISS
- Dec 16, 2022 — Systematic call sign granted SYSGRT

Address history

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

Seen Apr 27, 2024 → Sep 27, 2026 · 13 snapshots · as KI5ZCO
JOHN S BREWER
PO Box 1763
DALHART, TX 79022-1763
36.0981, -102.6069 (ZIP center) · Grid DM86qc · CQ 4 · ITU 7 · map ↗

Previous holder: RANDALL J STALCUP

Held K5OSU Jun 3, 2000 → May 17, 2022 · first licensed May 11, 1993 as KC5ALA · 3 licenses · FRN 0002494599

📦 Moved: Tulsa, OK → Dolph, AR

K5IFN Active Technician · vanity May 17, 2022 → expires May 17, 2032

Licensee
RANDALL J STALCUP

Address
PO Box 71
Dolph, AR 72528-0071
36.2382, -92.1150 (ZIP center) · Grid EM36wf · CQ 4 · ITU 7 · map ↗

FRN
0002494599

Previous call
K5OSU

Last granted
May 17, 2022

Effective
May 17, 2023

Last action
May 17, 2023
FCC actions (3)
- May 17, 2023 — Administrative update LIAUA
- May 17, 2022 — Vanity call sign granted VANGRT
- May 17, 2022 — License issued LIISS
K5OSU Canceled Technician · vanity Jun 3, 2000 → May 17, 2022 (canceled)

Licensee
RANDALL J STALCUP

Address
1220 S FLORENCE AVE
TULSA, OK 74104-4107
36.1462, -95.9542 (ZIP center) · Grid EM26ad · CQ 4 · ITU 7 · map ↗

FRN
0002494599

Previous call
KC5ALA

Last granted
Apr 4, 2020

Effective
Apr 4, 2020

Last action
May 17, 2022
FCC actions (5)
- May 17, 2022 — License canceled LICAN
- Apr 4, 2020 — License renewed LIREN
- Jan 3, 2019 — Administrative update LIAUA
- Jul 3, 2010 — License renewed LIREN
- Jun 3, 2000 — License issued LIISS
KC5ALA Canceled Technician May 11, 1993 → Jun 3, 2000 (canceled)

Licensee
RANDALL J STALCUP

Address
1220 S FLORENCE AVE
TULSA, OK 74104
36.1462, -95.9542 (ZIP center) · Grid EM26ad · CQ 4 · ITU 7 · map ↗

FRN
0002494599

Last granted
May 11, 1993

Effective
May 11, 1993

Last action
Jun 3, 2000
FCC actions (1)
- Jun 3, 2000 — License canceled LICAN

Address history

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

Seen Apr 27, 2024 → Sep 27, 2026 · 11 snapshots · as K5IFN
RANDALL J STALCUP
PO Box 71
Dolph, AR 72528-0071
36.2382, -92.1150 (ZIP center) · Grid EM36wf · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 → Sep 27, 2026 · 94 snapshots · as KC5ALA
RANDALL J STALCUP
1220 S FLORENCE AVE, TULSA, OK 74104
36.1462, -95.9542 (ZIP center) · Grid EM26ad · CQ 4 · ITU 7 · map ↗

Vanity applications filed by K5OSU

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 · Award	Applicant	Requested (in order)	Status
Filed May 20, 2025 Granted Jun 7, 2025 0011577614	KI5ZCO · JOHN BREWER · General Attn: JOHN BREWER · PO Box 1763 · DALHART, TX 79022-1763 36.0981, -102.6069 (ZIP center) · Grid DM86qc · CQ 4 · ITU 7 · map ↗	1.K5OSU ✓ granted	Granted got K5OSU
Filed Apr 28, 2022 Granted May 17, 2022 0010028178	K5OSU · RANDALL J STALCUP · Technician 1220 S FLORENCE AVE, TULSA, OK 74104-4107 36.1462, -95.9542 (ZIP center) · Grid EM26ad · CQ 4 · ITU 7 · map ↗	1.K5IFN ✓ granted 2.N5IFN	Granted got K5IFN

Others requesting K5OSU

5 applications listed K5OSU as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
May 20, 2025	Jun 7, 2025	KI5ZCO · JOHN BREWER · DALHART, TX	1	Granted
Mar 17, 2025	Apr 4, 2025	KK7YQR · David L Craig · Albany, OR	6	Granted
Feb 21, 2017	Mar 11, 2017	KG5RNF · Pat O Clifton · New Braunfels, TX	1	Dismissed
Feb 17, 2017	Mar 7, 2017	KG5RNF · Pat O Clifton · New Braunfels, TX	1	Granted
May 16, 2000	Jun 3, 2000	KC5ALA · RANDALL J STALCUP · TULSA, OK	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for K5OSU in the last 24 hours. They show up here within seconds of K5OSU beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 miles

11 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)

Miles	Call	Name	Output	Offset	Tone	Mode	Networks	Activity	Location
6.3	KB8SEM	Dalhart KB8SEM AllStar	444.6000	+5	TONE 123.0	FM (analog)	AllStar 543920	—	Dalhart, TX
6.3	KB8SEM	Hartley KB8SEM AllStar	147.1400	+0.6	TONE 88.5	FM (analog)	EchoLink 697843 AllStar 543921	—	Hartley, TX
12.4	KC6UCN	Dalhart KC6UCN AllStar	145.4300	-0.6	TONE 100.0	FM (analog)	EchoLink 464238 AllStar 598310	—	Dalhart, TX
12.4	KC6UCN	Dalhart KC6UCN AllStar	440.3500	+5	TSQL 100.0	FM (analog)	AllStar 598312 EchoLink 464238	—	Dalhart, TX
32.6	K5OSU	Channing K5OSU AllStar	147.3000	+0.6	TSQL 100.0	FM (analog)	AllStar 598313	—	Channing, TX
34.2	KC6UCN	Stratford KC6UCN	147.1800	+0.6	TSQL 100.0	FM (analog)		—	Stratford, TX
38.9	N5LTZ	Dumas N5LTZ	444.3500	+5	TONE 88.5	FM (analog)	🗓 1 net	1 net · 21 check-ins · 18 stations	Dumas, TX
38.9	K5NOC	Dumas K5NOC AllStar	443.0000	+5	DCS 023	FM (analog)	AllStar 628322	—	Dumas, TX
39.4	K5NOC	DUMAS K5NOC BM	443.0125	+5	CC14	DMR	BrandMeister 314844	—	DUMAS, TX
40.2	W7FED	Clayton W7FED AllStar	440.1250	+5	TONE 162.2	FM (analog)	AllStar 274230 AllStar 274245 AllStar 274238	—	Clayton, NM
39.4	KD5ROK offline	Dumas KD5ROK	443.0125	+5	CC?	DMR		—	Dumas, TX

Data courtesy of RepeaterBook.com