Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5CPR callsign genealogy
Currently held by RITTER, CARL P
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 K5CPR's current licensee, walking backwards.
- RITTER, CARL PTXgranted 2015-07-09cancelled 2017-01-31
Successor callsigns
Callsigns held now by people who previously held K5CPR.
No current licensee on record previously held this callsign.