Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4BBM callsign genealogy
Currently held by Seagraves, Michael R
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 W4BBM's current licensee, walking backwards.
- Seagraves, Michael RGAgranted 2021-04-15cancelled 2021-05-04
Successor callsigns
Callsigns held now by people who previously held W4BBM.
- BAYNES IV, ARTHUR RVAgranted 2026-02-07
All historical holders
Every license row we've seen with the callsign W4BBM, oldest first.
- CARLISLE, WILLIAM P GA1996-02-22 → cancelled 2008-02-23
- BAYNES IV, ARTHUR R VA2014-04-29 → cancelled 2016-05-06
- Seagraves, Michael R GA2021-05-04 active