Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA4CW callsign genealogy
Currently held by WELCH, CLARENCE
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 WA4CW's current licensee, walking backwards.
- HEFLIN, DOUGLAS SNCgranted 2021-02-12cancelled 2021-04-20
Successor callsigns
Callsigns held now by people who previously held WA4CW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA4CW, oldest first.
- WELCH, CLARENCE NC2008-05-28 → cancelled 2020-08-21
- HEFLIN, DOUGLAS S NC2021-04-20 active