Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4AWS callsign genealogy
Currently held by WELBORNE SR, ANTHONY M
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 K4AWS's current licensee, walking backwards.
- WELBORNE SR, ANTHONY MNCgranted 2006-12-23cancelled 2013-11-09
Successor callsigns
Callsigns held now by people who previously held K4AWS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4AWS, oldest first.
- SLAPKOWSKI, ANTHONY W FL1988-03-08 → cancelled 2000-03-09
- WELBORNE SR, ANTHONY M NC2023-08-17 active