Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB4GAC callsign genealogy
Currently held by Long, Karl G
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 KB4GAC's current licensee, walking backwards.
- CRAWFORD, GERON AGAgranted 2013-04-15cancelled 2016-12-06
Successor callsigns
Callsigns held now by people who previously held KB4GAC.
- Long, Karl GTXgranted 2021-02-12
All historical holders
Every license row we've seen with the callsign KB4GAC, oldest first.
- Long, Karl G CO1996-11-04 → cancelled 2001-04-13
- CRAWFORD, GERON A GA2016-12-06 active