Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3GBW callsign genealogy
Currently held by SEGGERN, GLENN 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 W3GBW's current licensee, walking backwards.
- Seggern, Glenn MPAgranted 2015-10-05cancelled 2015-10-27
Successor callsigns
Callsigns held now by people who previously held W3GBW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3GBW, oldest first.
- SEGGERN, GLENN M PA2000-06-20 → cancelled 2012-06-21
- SEGGERN, GLENN M PA2025-11-25 active