Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1MCK callsign genealogy
Currently held by FARLEY, JAMES E
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 W1MCK's current licensee, walking backwards.
- MORTENSEN, THOMAS MUTgranted 2016-04-20cancelled 2018-10-30
Successor callsigns
Callsigns held now by people who previously held W1MCK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1MCK, oldest first.
- FARLEY, JAMES E MD2006-04-12 → cancelled 2018-07-04
- MORTENSEN, THOMAS M UT2018-10-30 active