Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8OTL callsign genealogy
Currently held by MAC MILLAN, WILLIAM B
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 K8OTL's current licensee, walking backwards.
- MAC MILLAN, WILLIAM BMIgranted 2003-03-15cancelled 2010-02-12
Successor callsigns
Callsigns held now by people who previously held K8OTL.
No current licensee on record previously held this callsign.