Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WW2COS callsign genealogy
Currently held by Mighty Eigth Air Force Museum Radio Club
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 WW2COS's current licensee, walking backwards.
- KK4CDZcancelledMighty Eigth Air Force Museum Radio ClubGAgranted 2011-05-19cancelled 2011-06-07
Successor callsigns
Callsigns held now by people who previously held WW2COS.
No current licensee on record previously held this callsign.