Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2GEM callsign genealogy
Currently held by Mains, Robert A
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 K2GEM's current licensee, walking backwards.
- Mains, Robert ACAgranted 2011-08-22cancelled 2011-09-09
Successor callsigns
Callsigns held now by people who previously held K2GEM.
No current licensee on record previously held this callsign.