Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WW1ACE callsign genealogy
Currently held by Turnbull, Jim 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 WW1ACE's current licensee, walking backwards.
- Turnbull, Jim ECAgranted 2013-11-26cancelled 2015-08-11
Successor callsigns
Callsigns held now by people who previously held WW1ACE.
No current licensee on record previously held this callsign.