Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR6SAC callsign genealogy
Currently held by Lopez, Isaac 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 KR6SAC's current licensee, walking backwards.
- Lopez, Isaac BCAgranted 2026-05-01cancelled 2026-08-14
Successor callsigns
Callsigns held now by people who previously held KR6SAC.
No current licensee on record previously held this callsign.