Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5OLI callsign genealogy
Currently held by Oliver, Michael 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 K5OLI's current licensee, walking backwards.
- Oliver, Michael PTXgranted 2020-07-22cancelled 2020-08-11
Successor callsigns
Callsigns held now by people who previously held K5OLI.
No current licensee on record previously held this callsign.