Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1JAB callsign genealogy
Currently held by Briggs, Jason A
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 K1JAB's current licensee, walking backwards.
- Briggs, Jason AMAgranted 2022-12-30cancelled 2023-01-18
Successor callsigns
Callsigns held now by people who previously held K1JAB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1JAB, oldest first.
- BENNETT, JOHN A MA2008-10-11 → cancelled 2020-10-14
- Briggs, Jason A MA2023-01-18 active