Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7HOP callsign genealogy
Currently held by POTTER, GARETH D
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 K7HOP's current licensee, walking backwards.
- Rummel, MarkAZgranted 2011-08-17cancelled 2016-07-01
Successor callsigns
Callsigns held now by people who previously held K7HOP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7HOP, oldest first.
- POTTER, GARETH D MT2003-12-23 → cancelled 2016-03-23
- Rummel, Mark AZ2026-05-09 active