Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4OTP callsign genealogy
Currently held by WEBB, THEODORE W
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by W4OTP's current licensee, walking backwards.
- Brooks, David AGAgranted 2008-11-07cancelled 2013-10-17
Successor callsigns
Callsigns held now by people who previously held W4OTP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4OTP, oldest first.
- WEBB, THEODORE W CA1996-06-18 → cancelled 2008-06-19
- Brooks, David A GA2023-09-12 active