Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1RUK callsign genealogy
Currently held by LAMBERSON, CHRISTOPHER 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 N1RUK's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held N1RUK.
- LAMBERSON, CHRISTOPHER JMAgranted 2018-01-20