Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7BAB callsign genealogy
Currently held by Blair, Bruce
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 K7BAB's current licensee, walking backwards.
- Blair, BruceWAgranted 2016-05-24cancelled 2016-06-11
Successor callsigns
Callsigns held now by people who previously held K7BAB.
- Levow, Barbara JAZgranted 2014-01-01cancelled 2014-01-22
All historical holders
Every license row we've seen with the callsign K7BAB, oldest first.
- Levow, Barbara J AZ2004-03-16 → cancelled 2014-01-01
- Blair, Bruce WA2026-03-31 active