Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KG7C callsign genealogy
Currently held by UMPHRESS SR, ROBERT O
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 KG7C's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KG7C.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KG7C, oldest first.
- UMPHRESS SR, ROBERT O OR1996-02-29 → cancelled 2004-05-11
- MC CREARY, LAURI M UT2017-01-06 active