Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0MAB callsign genealogy
Currently held by BILLQUIST, MICHAEL 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 W0MAB's current licensee, walking backwards.
- BILLQUIST, MICHAEL AKSgranted 2016-12-08cancelled 2017-06-20
Successor callsigns
Callsigns held now by people who previously held W0MAB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0MAB, oldest first.
- JOHNSON, JEWEL R KS2004-03-11 → cancelled 2016-05-25
- BILLQUIST, MICHAEL A KS2017-06-20 active