Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB7MF callsign genealogy
Currently held by GAGATCH, ARTHUR 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 AB7MF's current licensee, walking backwards.
- GAGATCH, ARTHUR JCAgranted 2009-09-30cancelled 2013-09-17
Successor callsigns
Callsigns held now by people who previously held AB7MF.
- GAGATCH, ARTHUR JCAgranted 2009-09-30cancelled 2013-09-17
All historical holders
Every license row we've seen with the callsign AB7MF, oldest first.
- GAGATCH, ARTHUR J OR1995-08-21 → cancelled 1999-10-26
- GAGATCH, ARTHUR J CA2023-08-16 active