Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1CPR callsign genealogy
Currently held by Jimenez-Tirado, Juan E
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 K1CPR's current licensee, walking backwards.
- Jimenez-Tirado, Juan EMAgranted 2023-03-07cancelled 2023-07-15
Successor callsigns
Callsigns held now by people who previously held K1CPR.
- Ross, Colby PMEgranted 2025-09-19
All historical holders
Every license row we've seen with the callsign K1CPR, oldest first.
- Ross, Colby P ME2013-10-17 → cancelled 2015-12-08
- Jimenez-Tirado, Juan E MA2023-07-15 active