Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7MCX callsign genealogy
Currently held by LIDDELL, DONALD W
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 W7MCX's current licensee, walking backwards.
- Croft, Michael JWAgranted 2015-12-24cancelled 2018-09-11
Successor callsigns
Callsigns held now by people who previously held W7MCX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7MCX, oldest first.
- LIDDELL, DONALD W OR1988-03-15 → cancelled 2000-03-16
- Croft, Michael J WA2018-09-11 active