Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KP4MRT callsign genealogy
Currently held by Maranatha Civil Emergency Life Support Group And Communication Kp4jf
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 KP4MRT's current licensee, walking backwards.
- WP4QFWcancelledMaranatha Civil Emergency Life Support Group And Communication Kp4jfPRgranted 2018-06-20cancelled 2018-08-28
Successor callsigns
Callsigns held now by people who previously held KP4MRT.
No current licensee on record previously held this callsign.