Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9ROG callsign genealogy
Currently held by Hill, Roger 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 K9ROG's current licensee, walking backwards.
- Hill, Roger RILgranted 2015-03-25cancelled 2015-12-11
Successor callsigns
Callsigns held now by people who previously held K9ROG.
- KIDD, ROGER R MAZgranted 2002-06-15cancelled 2014-06-17
All historical holders
Every license row we've seen with the callsign K9ROG, oldest first.
- KIDD, ROGER R IL1997-10-06 → cancelled 2002-06-15
- Hill, Roger R IL2015-12-11 active