Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WC4M callsign genealogy
Currently held by SOUTH ALABAMA RADIO CLUB
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 WC4M's current licensee, walking backwards.
- KF4YXBcancelledSOUTH ALABAMA RADIO CLUBALgranted 1998-06-16cancelled 2002-04-19
Successor callsigns
Callsigns held now by people who previously held WC4M.
- DOLAN, JOHN MFLgranted 2019-08-20cancelled 2025-01-31
All historical holders
Every license row we've seen with the callsign WC4M, oldest first.
- DOLAN, JOHN M TN1999-09-21 → cancelled 1999-11-16
- SOUTH ALABAMA RADIO CLUB AL2022-03-21 active