Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5MHC callsign genealogy
Currently held by Polendo, Javier H
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 K5MHC's current licensee, walking backwards.
- Polendo, Javier HTXgranted 2019-09-18cancelled 2022-04-26
Successor callsigns
Callsigns held now by people who previously held K5MHC.
No current licensee on record previously held this callsign.