N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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

W0OJY HAM

Club licensed since 2001 (25 yrs) Yankton, SD grid EN12fv LoTW user eQSL AG on APRS 9 min ago 10 repeaters within 50 mi

🔒 Not available — currently licensed, through Jun 24, 2028. If it isn't renewed, it opens for vanity requests Jun 25, 2030.

📬 QSL: LoTW user · last upload Jul 13, 2026 · eQSL AG member · QRZ · HamQTH

Currently held by PRAIRIE DOG AMATEUR RADIO CLUB · 1 holder on record

Current holder: PRAIRIE DOG AMATEUR RADIO CLUB

Held W0OJY Apr 24, 2001 → present · first licensed Apr 24, 2001 as W0OJY · 1 license · FRN 0006405062

W0OJY Active Club / other Apr 24, 2001 → expires Jun 24, 2028

Licensee
PRAIRIE DOG AMATEUR RADIO CLUB

Address
Attn: Fred L DeRoos
30971 433rd Avenue
Yankton, SD 57078-6712
42.9013, -97.5364 (street) · Grid EN12fv · CQ 4 · ITU 7 · map ↗

FRN
0006405062

Trustee
WA0GMH

Last granted
May 29, 2018

Effective
May 29, 2018

Last action
May 29, 2018
FCC actions (5)
- May 29, 2018 — License renewed LIREN
- Mar 4, 2013 — License modified LIMOD
- May 27, 2008 — License renewed LIREN
- Apr 17, 2002 — License modified LIMOD
- Apr 24, 2001 — License modified LIMOD

Address history

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

Seen Apr 6, 2013 → Oct 4, 2026 · 41 snapshots · as W0OJY
PRAIRIE DOG AMATEUR RADIO CLUB
Attn: Fred L DeRoos
30971 433rd Avenue, Yankton, SD 57078-6712
42.9013, -97.5364 (street) · Grid EN12fv · CQ 4 · ITU 7 · map ↗
Seen May 27, 2010 → Feb 18, 2013 · 6 snapshots · as W0OJY
PRAIRIE DOG AMATEUR RADIO CLUB
Attn: John L Nesladek
127 Ash St, Monroe, SD 57047
43.5176, -97.2153 (ZIP center) · Grid EN13jm · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as W0OJY
PRAIRIE DOG AMATEUR RADIO CLUB
Attn: Terry J Gorham
711 Broadway Ave, Yankton, SD 57078
42.8752, -97.3971 (street) · Grid EN12hv · CQ 4 · ITU 7 · map ↗

📡 On the air: APRS, digital & WSPR spots

📍 APRS

W0OJY-1 · 9 min ago

42.7882, -96.9160 · W0OJY Vermillion, SD - Digi 147.375(+) MHz

W0OJY-N · 14 min ago · 656 ft

42.8715, -97.4073 · 70cm MMDVM Voice (C4FM) 443.90000MHz +0.0000MHz, W0OJY_Pi-Star_ND

Full history on aprs.fi →

Repeaters within 50 miles

10 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)

Miles	Call	Name	Output	Offset	Tone	Mode	Activity	Location
6.8	W0OJY	Yankton Avera W0OJY	146.8500	-0.6	TONE 146.2	FM (analog)	—	Yankton, SD
6.8	W0OJY	Yankton Avera W0OJY	443.9000	+5		Fusion (C4FM)	—	Yankton, SD
21.7	KB0NCM	Hartington KB0NCM	145.4750	-0.6	TSQL 156.7	FM (analog) (FM,C4FM)	—	Hartington, NE
25.1	W0SD	Turkey Ridge W0SD	927.6000	-25	TONE 100.0	FM (analog)	—	Turkey Ridge, SD
25.5	W0SD	Turkey Ridge W0SD	444.9750	+5	TONE 146.2	FM (analog)	—	Turkey Ridge, SD
26.7	W0OJY	Springfield Norw W0OJY	147.2100	+0.6	TONE 146.2	FM (analog)	—	Springfield, SD
40.5	KA0VHV	Beresford KA0VHV	147.2400	+0.6	TONE 141.3	FM (analog)	—	Beresford, SD
43.1	N0DCA	South Sioux City N0DCA	145.3250	-0.6	TSQL 110.9	FM (analog)	—	South Sioux City, NE
49.4	W0ZML	Moe W0ZML	443.4000	+5	TSQL 146.2	FM (analog)	—	Moe, SD
32.4	W0OJY offline	Vermillion Cemen W0OJY	147.3750	+0.6	TONE 146.2	FM (analog)	—	Vermillion, SD