Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4WRO callsign genealogy
Currently held by Oder, William R
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 N4WRO's current licensee, walking backwards.
- ODER, WILLIAM RSCgranted 2012-03-02cancelled 2019-12-28
Successor callsigns
Callsigns held now by people who previously held N4WRO.
- RITCEY, MURRAY MFLgranted 2009-11-05cancelled 2022-01-25