Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7TT callsign genealogy
Currently held by GUTRIDGE, ANDREW L
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 KB7TT's current licensee, walking backwards.
- ANDERS, GREGORY VORgranted 2015-07-14cancelled 2017-03-24
Successor callsigns
Callsigns held now by people who previously held KB7TT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7TT, oldest first.
- GUTRIDGE, ANDREW L AZ1996-01-11 → cancelled 2008-01-12
- ANDERS, GREGORY V OR2017-03-24 active