Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB7TP callsign genealogy
Currently held by PIERCE, TOM 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 AB7TP's current licensee, walking backwards.
- PIERCE, TOM LORgranted 2010-08-12cancelled 2017-04-07
Successor callsigns
Callsigns held now by people who previously held AB7TP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AB7TP, oldest first.
- GOERSMANN, KARL HEINZ MT1997-01-03 → cancelled 2008-12-05
- PIERCE, TOM L OR2017-04-07 active