Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4BMM callsign genealogy
Currently held by MORALES MONTALVO, BENJAMIN
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 KP4BMM's current licensee, walking backwards.
- MORALES MONTALVO, BENJAMINPRgranted 2021-08-09cancelled 2021-09-03
Successor callsigns
Callsigns held now by people who previously held KP4BMM.
No current licensee on record previously held this callsign.