Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AG4YX callsign genealogy
Currently held by Spain, Ralph L
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 AG4YX's current licensee, walking backwards.
- SPAIN, RALPH LTNgranted 2002-01-29cancelled 2003-04-07
Successor callsigns
Callsigns held now by people who previously held AG4YX.
No current licensee on record previously held this callsign.