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, WIKC9OHI HAM
✅ Available for a vanity request — free since Oct 8, 2010.
2x3 call: any licensee can request it.
No pending applications list it.
📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH
Not currently held · 1 holder on record · available since Oct 8, 2010
Previous holder: Tom R Ringdahl
Held KC9OHI Sep 16, 2008 → Oct 7, 2008 · first licensed Sep 16, 2008 as KC9OHI · 2 licenses · FRN 0018117374
-
📦 Moved: Holmen, WI → Cave Creek, AZ
- Licensee
- Tom R Ringdahl
- Address
- Attn: Tom Ringdahl
PO Box 7888
Cave Creek, AZ 85327
- FRN
- 0018117374
- Previous call
- KC9OHI (Technician)
- Last granted
- Jul 17, 2018
- Effective
- May 29, 2024
- Last action
- May 29, 2024
FCC actions (7)
- May 29, 2024 — Administrative update LIAUA
- Jul 17, 2018 — License renewed LIREN
- Aug 25, 2016 — Administrative update LIAUA
- Aug 24, 2016 — Administrative update LIAUA
- Nov 10, 2008 — License modified LIMOD
- Oct 7, 2008 — Vanity call sign granted VANGRT
- Oct 7, 2008 — License issued LIISS
-
- Licensee
- Tom R Ringdahl
- Address
- N6502 Forest Ct
Holmen, WI 54636
- FRN
- 0018117374
- Last granted
- Sep 16, 2008
- Effective
- Sep 16, 2008
- Last action
- Oct 7, 2008
FCC actions (3)
- Oct 7, 2008 — License canceled LICAN
- Sep 16, 2008 — License issued LIISS
- Sep 16, 2008 — 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 Jul 1, 2024 → Oct 4, 2026 · 11 snapshots · as K9TRR
Tom R Ringdahl
Attn: Tom Ringdahl
PO Box 7888
Cave Creek, AZ 85327 - Seen May 27, 2010 → Oct 4, 2026 · 69 snapshots · as KC9OHI
Tom R Ringdahl
N6502 Forest Ct, Holmen, WI 54636 - Seen Nov 4, 2016 → Apr 27, 2024 · 14 snapshots · as K9TRR
Tom R Ringdahl
Attn: Tom Ringdahl
PO Box 7888
Cave Creek, AZ 85237
Others requesting KC9OHI
1 application listed KC9OHI as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Dec 29, 2003 | Jan 16, 2004 | KC9FGP · Dennis Miller · O Fallon, IL | 2 | Granted |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KC9OHI in the last 24 hours. They show up here within seconds of KC9OHI beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.