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, WIWC0OS HAM
✅ Available for a vanity request — free since Mar 6, 2026.
2x2 call: Advanced and Amateur Extra licensees 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 Mar 6, 2026
Previous holder: CARLOS OSORIO
Held WC0OS Nov 18, 2003 → Mar 5, 2024 · first licensed Mar 3, 2003 as KC0PGZ · 3 licenses · FRN 0008542573
-
📦 Moved: Denver, CO → Thornton, CO
- Licensee
- CARLOS OSORIO
- Address
- 4211 E 100 Ave Lot 422
Thornton, CO 80229
- FRN
- 0008542573
- Previous call
- AB0ZJ (Technician)
- Last granted
- Oct 24, 2013
- Effective
- Oct 24, 2013
- Last action
- Mar 6, 2026
FCC actions (4)
- Mar 6, 2026 — License expired LIEXP
- Oct 24, 2013 — License renewed LIREN
- Nov 18, 2003 — Vanity call sign granted VANGRT
- Nov 18, 2003 — License issued LIISS
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- Licensee
- CARLOS OSORIO
- Address
- 2642 SAINT PAUL ST
DENVER, CO 80205
- FRN
- 0008542573
- Previous call
- KC0PGZ (Technician)
- Last granted
- Mar 3, 2003
- Effective
- Oct 22, 2003
- Last action
- Nov 18, 2003
FCC actions (3)
- Nov 18, 2003 — License canceled LICAN
- Oct 22, 2003 — Systematic call sign granted SYSGRT
- Oct 22, 2003 — License issued LIISS
-
- Licensee
- CARLOS OSORIO
- Address
- 2642 SAINT PAUL ST
DENVER, CO 80205
- FRN
- 0008542573
- Last granted
- Mar 3, 2003
- Effective
- Mar 3, 2003
- Last action
- Oct 22, 2003
FCC actions (2)
- Oct 22, 2003 — License canceled LICAN
- Mar 3, 2003 — License issued LIISS
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Others requesting WC0OS
2 applications listed WC0OS as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Oct 29, 2003 | Nov 16, 2003 | AB0ZJ · CARLOS OSORIO · DENVER, CO | 1 | Granted |
| Oct 29, 2003 | Nov 16, 2003 | AB0ZJ · CARLOS OSORIO · DENVER, CO | 1 | Dismissed |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for WC0OS in the last 24 hours. They show up here within seconds of WC0OS beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.