Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N5OCA callsign genealogy
Currently held by HARRISON, DON B
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 N5OCA's current licensee, walking backwards.
- Anderson Jr, Orville CTXgranted 2013-08-09cancelled 2013-11-15
Successor callsigns
Callsigns held now by people who previously held N5OCA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5OCA, oldest first.
- HARRISON, DON B TX2000-04-15 → cancelled 2011-03-22
- Anderson Jr, Orville C TX2013-11-15 → cancelled 2026-03-07