Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KL7RR callsign genealogy
Currently held by JACKSON JR, FRANK
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 KL7RR's current licensee, walking backwards.
- Agnes, Karen EAKgranted 2018-08-13cancelled 2018-09-07
Successor callsigns
Callsigns held now by people who previously held KL7RR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KL7RR, oldest first.
- JACKSON JR, FRANK AK2006-05-16 → cancelled 2018-08-09
- Agnes, Karen E AK2018-09-07 active