Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0TLB callsign genealogy
Currently held by BROWNRIDGE, TERENCE L
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 W0TLB's current licensee, walking backwards.
- BROWNRIDGE, TERENCE LCAgranted 2024-10-08cancelled 2024-10-26
Successor callsigns
Callsigns held now by people who previously held W0TLB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0TLB, oldest first.
- Burrell, Troy L CO2012-07-10 → cancelled 2024-10-05
- BROWNRIDGE, TERENCE L CA2024-10-26 active