Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM4CP callsign genealogy
Currently held by TAYLOR JR, JAMES 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 KM4CP's current licensee, walking backwards.
- HOLMES, ROBERT LNCgranted 2016-01-11cancelled 2018-06-19
Successor callsigns
Callsigns held now by people who previously held KM4CP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KM4CP, oldest first.
- TAYLOR JR, JAMES R SC1998-03-10 → cancelled 2010-03-11
- HOLMES, ROBERT L NC2018-06-19 active