Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF7ARL callsign genealogy
Currently held by GUERIN, MORGAN 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 KF7ARL's current licensee, walking backwards.
- Lopez, LucaIDgranted 2021-05-03cancelled 2021-11-19
Successor callsigns
Callsigns held now by people who previously held KF7ARL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KF7ARL, oldest first.
- GUERIN, MORGAN L OR2009-03-06 → cancelled 2021-03-09
- Lopez, Luca ID2021-11-19 active