Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KL7RN callsign genealogy
Currently held by MC KIERNAN, DALE 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 KL7RN's current licensee, walking backwards.
- MAYNARD, BARBARA CAKgranted 2012-01-18cancelled 2012-02-04
Successor callsigns
Callsigns held now by people who previously held KL7RN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KL7RN, oldest first.
- MC KIERNAN, DALE B AK1997-07-02 → cancelled 2009-07-03
- MAYNARD, BARBARA C WA2022-10-25 active