Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KL7UP callsign genealogy
Currently held by OAKLEY, MARC A
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 KL7UP's current licensee, walking backwards.
- OAKLEY, MARC Acancelled 1999-06-16
Successor callsigns
Callsigns held now by people who previously held KL7UP.
No current licensee on record previously held this callsign.