Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD9EOC callsign genealogy
Currently held by Delaware County EMA - Communications Auxiliary
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 WD9EOC's current licensee, walking backwards.
- KC9FNOcancelledDelaware County EMA - Communications AuxiliaryINgranted 2004-03-01cancelled 2010-03-19
Successor callsigns
Callsigns held now by people who previously held WD9EOC.
No current licensee on record previously held this callsign.