Confidence: Medium · Source: FCC ULS · As of 2026-09-11
WJ0DOC callsign genealogy
Currently held by MULLANEY, MARTIN J
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 WJ0DOC's current licensee, walking backwards.
- MULLANEY, MARTIN JSCgranted 2016-12-12cancelled 2017-01-06
Successor callsigns
Callsigns held now by people who previously held WJ0DOC.
No current licensee on record previously held this callsign.