Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NR2O callsign genealogy
Currently held by James, Joseph
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 NR2O's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held NR2O.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NR2O, oldest first.
- SORKIN, BERNARD C NJ2006-02-22 → cancelled 2018-02-23
- James, Joseph PA2018-04-10 active