Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA1TMA callsign genealogy
Currently held by FOWLER, JEFFREY E
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 KA1TMA's current licensee, walking backwards.
- FOWLER, JEFFREY EMAgranted 2016-09-22cancelled 2016-10-15
Successor callsigns
Callsigns held now by people who previously held KA1TMA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA1TMA, oldest first.
- FOWLER, JEFFREY E CT1989-07-18 → cancelled 2001-07-19
- FOWLER, JEFFREY E MA2016-10-15 active