Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AA1XS callsign genealogy
Currently held by Sullivan, James F
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 AA1XS's current licensee, walking backwards.
- Sullivan, James FMAgranted 2000-11-22cancelled 2001-02-27
Successor callsigns
Callsigns held now by people who previously held AA1XS.
No current licensee on record previously held this callsign.