Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC5PI callsign genealogy
Currently held by HEFFRON, TOMMY G
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 AC5PI's current licensee, walking backwards.
- HEFFRON, TOMMY Gcancelled 1998-03-26
Successor callsigns
Callsigns held now by people who previously held AC5PI.
No current licensee on record previously held this callsign.