Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5OJP callsign genealogy
Currently held by HEFFINGTON, THOMAS 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 W5OJP's current licensee, walking backwards.
- Heffington, Chuck WTXgranted 2000-10-24cancelled 2000-12-05
Successor callsigns
Callsigns held now by people who previously held W5OJP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5OJP, oldest first.
- HEFFINGTON, THOMAS J TX1995-08-22 → cancelled 2000-08-07
- Heffington, Chuck W TX2020-11-19 active