Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9GBB callsign genealogy
Currently held by Scheff, Greg 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 W9GBB's current licensee, walking backwards.
- Scheff, Greg MILgranted 2004-04-29cancelled 2005-06-24
Successor callsigns
Callsigns held now by people who previously held W9GBB.
- Scheff, Greg MALgranted 2022-08-19