Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AI4XA callsign genealogy
Currently held by Dawson, Randall D
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 AI4XA's current licensee, walking backwards.
- Dawson, Randall DGAgranted 2001-12-11cancelled 2007-04-17
Successor callsigns
Callsigns held now by people who previously held AI4XA.
- Dawson, Randall DGAgranted 2017-09-29