Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NO8A callsign genealogy
Currently held by CUYAHOGA AMATEUR RADIO SOCIETY
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 NO8A's current licensee, walking backwards.
- OPDAHL, MARK ACAgranted 2011-06-09cancelled 2014-08-19
Successor callsigns
Callsigns held now by people who previously held NO8A.
- W8HBIactiveCUYAHOGA AMATEUR RADIO SOCIETYOHgranted 2022-04-15
All historical holders
Every license row we've seen with the callsign NO8A, oldest first.
- CUYAHOGA AMATEUR RADIO SOCIETY OH2012-05-31 → cancelled 2012-07-10
- OPDAHL, MARK A CA2014-08-19 → cancelled 2026-08-21