Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4GPB callsign genealogy
Currently held by Beam, Glenn P
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 W4GPB's current licensee, walking backwards.
- Beam, Glenn PALgranted 2011-04-07cancelled 2014-07-22
Successor callsigns
Callsigns held now by people who previously held W4GPB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4GPB, oldest first.
- WHITLEY, LORENZO SC1996-06-18 → cancelled 2008-06-19
- Beam, Glenn P AL2024-07-16 active