Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NO2E callsign genealogy
Currently held by OLEAR SR, JOHN
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 NO2E's current licensee, walking backwards.
- Havlin, Douglas WCOgranted 2020-10-13cancelled 2020-11-14
Successor callsigns
Callsigns held now by people who previously held NO2E.
- AUSTIN, JOHN SNYgranted 2018-10-23
All historical holders
Every license row we've seen with the callsign NO2E, oldest first.
- OLEAR SR, JOHN NY1995-09-28 → cancelled 2002-07-20
- AUSTIN, JOHN S NY2010-02-19 → cancelled 2018-10-23
- Havlin, Douglas W CO2020-11-14 active