Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI6BL callsign genealogy
Currently held by Trotch, Paul M
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 AI6BL's current licensee, walking backwards.
- Trotch, Paul MCAgranted 2004-08-02cancelled 2014-06-09
Successor callsigns
Callsigns held now by people who previously held AI6BL.
- Trotch, Paul MAZgranted 2024-06-22