Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4MOI callsign genealogy
Currently held by Lastra, Anselmo
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 KR4MOI's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KR4MOI.
- Lastra, AnselmoNCgranted 2026-06-30cancelled 2026-07-21