Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4TLA callsign genealogy
Currently held by Larson, Timothy J
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 W4TLA's current licensee, walking backwards.
- Larson, Timothy JFLgranted 2019-10-22cancelled 2019-11-13
Successor callsigns
Callsigns held now by people who previously held W4TLA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4TLA, oldest first.
- WARREN JR, BURNICE NC1995-04-12 → cancelled 2007-04-13
- Larson, Timothy J FL2019-11-13 active