Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2RRM callsign genealogy
Currently held by Martens, Ralph 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 K2RRM's current licensee, walking backwards.
- Martens, Ralph RNYgranted 2006-07-11cancelled 2006-12-27
Successor callsigns
Callsigns held now by people who previously held K2RRM.
No current licensee on record previously held this callsign.