Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9SNR callsign genealogy
Currently held by Stein, Richard J
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 K9SNR's current licensee, walking backwards.
- Stein, Richard JCAgranted 2002-05-22cancelled 2002-06-22
Successor callsigns
Callsigns held now by people who previously held K9SNR.
No current licensee on record previously held this callsign.