Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4MPK callsign genealogy
Currently held by Cordle, Michael R
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 W4MPK's current licensee, walking backwards.
- Cordle, Michael RVAgranted 2021-06-28cancelled 2021-07-17
Successor callsigns
Callsigns held now by people who previously held W4MPK.
No current licensee on record previously held this callsign.