Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NR0O callsign genealogy
Currently held by SNOWDEN, LESTER R
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 NR0O's current licensee, walking backwards.
- Conus, JoelMOgranted 2008-07-29cancelled 2018-01-23
Successor callsigns
Callsigns held now by people who previously held NR0O.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NR0O, oldest first.
- SNOWDEN, LESTER R CO2005-09-19 → cancelled 2017-12-12
- Conus, Joel FL2018-01-23 active