Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA1SW callsign genealogy
Currently held by ALLEN, FRANK W
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 AA1SW's current licensee, walking backwards.
- ALLEN, FRANK Wcancelled 1997-10-10
Successor callsigns
Callsigns held now by people who previously held AA1SW.
No current licensee on record previously held this callsign.