Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM1A callsign genealogy
Currently held by HILL, JOHN B
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 KM1A's current licensee, walking backwards.
- POPIK, JOHN DCTgranted 2008-06-12cancelled 2015-01-17
Successor callsigns
Callsigns held now by people who previously held KM1A.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KM1A, oldest first.
- HILL, JOHN B CT2002-11-08 → cancelled 2014-12-30
- POPIK, JOHN D CT2024-10-22 active