Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7OLO callsign genealogy
Currently held by Fort Jr, Charles
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 K7OLO's current licensee, walking backwards.
- Fort Jr, CharlesAZgranted 2015-11-10cancelled 2016-07-19
Successor callsigns
Callsigns held now by people who previously held K7OLO.
- Fort Jr, CharlesAZgranted 2019-09-24