Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NO3R callsign genealogy
Currently held by Connor, Mark A
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 NO3R's current licensee, walking backwards.
- Connor, Mark AOHgranted 2010-02-19cancelled 2011-02-08
Successor callsigns
Callsigns held now by people who previously held NO3R.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NO3R, oldest first.
- WILCOX, JOHN E PA1998-01-23 → cancelled 2010-01-26
- Connor, Mark A IA2020-11-19 active