Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB7PA callsign genealogy
Currently held by EIFERT, THOMAS A
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 AB7PA's current licensee, walking backwards.
- LEWIS, STEPHEN RAZgranted 2018-10-17cancelled 2020-08-11
Successor callsigns
Callsigns held now by people who previously held AB7PA.
- EIFERT, THOMAS AWIgranted 1999-01-28cancelled 2000-10-31
All historical holders
Every license row we've seen with the callsign AB7PA, oldest first.
- LEWIS, STEPHEN R AZ2020-08-11 active
- EIFERT, THOMAS A— → cancelled 1999-01-28