Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5OCO callsign genealogy
Currently held by CHAFFIN, CLYDE 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 W5OCO's current licensee, walking backwards.
- SOUTER, MICHAEL LTXgranted 1997-12-31cancelled 2007-09-11
Successor callsigns
Callsigns held now by people who previously held W5OCO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5OCO, oldest first.
- CHAFFIN, CLYDE J AR1995-01-17 → cancelled 2007-01-18
- SOUTER, MICHAEL L TX2017-06-14 active