Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5CXM callsign genealogy
Currently held by Oliver, Christopher A
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 K5CXM's current licensee, walking backwards.
- Oliver, Christopher AMSgranted 2019-04-17cancelled 2019-05-07
Successor callsigns
Callsigns held now by people who previously held K5CXM.
No current licensee on record previously held this callsign.