Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7KAB callsign genealogy
Currently held by JONES, JOHN O
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 KB7KAB's current licensee, walking backwards.
- BARTON, KATHERINE AORgranted 2015-06-04cancelled 2016-09-07
Successor callsigns
Callsigns held now by people who previously held KB7KAB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7KAB, oldest first.
- JONES, JOHN O MT1999-12-24 → cancelled 2012-03-21
- BARTON, KATHERINE A OR2026-07-09 active