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, WIKG4OFD HAM
✅ Available for a vanity request — free since Dec 18, 2015.
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held · 1 holder on record · available since Dec 18, 2015
Previous holder: DAVID A ROTHROCK
Held KG4OFD Jun 27, 2001 → Dec 17, 2013 · first licensed Jun 27, 2001 as KG4OFD · 2 licenses · FRN 0005393913
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📦 Moved: Centreville, VA → Chantilly, VA
- Licensee
- DAVID A ROTHROCK
- Address
- 25934 Gregory Ct.
Chantilly, VA 20152
- FRN
- 0005393913
- Previous call
- KG4OFD (Technician)
- Last granted
- Nov 26, 2025
- Effective
- Nov 26, 2025
- Last action
- Nov 26, 2025
FCC actions (4)
- Nov 26, 2025 — License renewed LIREN
- Oct 12, 2016 — Administrative update LIAUA
- Dec 17, 2013 — Vanity call sign granted VANGRT
- Dec 17, 2013 — License issued LIISS
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- Licensee
- DAVID A ROTHROCK
- Address
- 14607 WILLOW CREEK DR
CENTREVILLE, VA 20120
- FRN
- 0005393913
- Last granted
- Apr 7, 2011
- Effective
- Nov 26, 2013
- Last action
- Dec 17, 2013
FCC actions (4)
- Dec 17, 2013 — License canceled LICAN
- Nov 26, 2013 — License modified LIMOD
- Apr 7, 2011 — License renewed LIREN
- Jun 27, 2001 — License issued LIISS
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KG4OFD in the last 24 hours. They show up here within seconds of KG4OFD beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.