Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4COB callsign genealogy
Currently held by Cobb, Glenn E
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 W4COB's current licensee, walking backwards.
- Cobb, Glenn ESCgranted 2014-10-15cancelled 2014-11-04
Successor callsigns
Callsigns held now by people who previously held W4COB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4COB, oldest first.
- COBB, GEORGE L GA1998-10-05 → cancelled 2010-10-06
- Cobb, Glenn E SC2024-10-16 active