Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM4AM callsign genealogy
Currently held by ATKISON, MICHAEL H
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 KM4AM's current licensee, walking backwards.
- ATKISON, MICHAEL HALgranted 2016-02-17cancelled 2026-02-07
Successor callsigns
Callsigns held now by people who previously held KM4AM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KM4AM, oldest first.
- KLINECT SR, RANDALL M KY2007-08-21 → cancelled 2019-11-13
- ATKISON, MICHAEL H AL2026-02-07 active