Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AA7KL callsign genealogy
Currently held by PARTON, MICHAEL L
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 AA7KL's current licensee, walking backwards.
- PORTER, CHRISTOPHER JWAgranted 2013-05-10cancelled 2018-02-21
Successor callsigns
Callsigns held now by people who previously held AA7KL.
- LYMAN, KENNETH RWIgranted 2025-11-22
All historical holders
Every license row we've seen with the callsign AA7KL, oldest first.
- PARTON, MICHAEL L WA1991-09-17 → cancelled 2003-09-18
- LYMAN, KENNETH R MO2014-11-13 → cancelled 2015-11-13
- PORTER, CHRISTOPHER J WA2018-02-21 active