Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2SGO callsign genealogy
Currently held by Gerard, 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 K2SGO's current licensee, walking backwards.
- Gerard, Robert ANYgranted 2001-07-23cancelled 2001-09-01
Successor callsigns
Callsigns held now by people who previously held K2SGO.
- Gerard, Robert ANYgranted 2021-10-28