Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AG4FU callsign genealogy
Currently held by Walker, Dale S
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 AG4FU's current licensee, walking backwards.
- Walker, Dale SALgranted 1994-02-22cancelled 2001-02-05
Successor callsigns
Callsigns held now by people who previously held AG4FU.
- Walker, Dale STXgranted 2001-05-15cancelled 2013-05-16