Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N2OHQ callsign genealogy
Currently held by Umhoefer, Robert
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 N2OHQ's current licensee, walking backwards.
- KB2EYZno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held N2OHQ.
- Umhoefer, RobertNJgranted 1991-10-22cancelled 2001-05-08