Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5HLC callsign genealogy
Currently held by MAC GUIRE, JOHN T
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 K5HLC's current licensee, walking backwards.
- Cofield Jr, Thornton HLAgranted 2015-05-08cancelled 2017-01-14
Successor callsigns
Callsigns held now by people who previously held K5HLC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5HLC, oldest first.
- MAC GUIRE, JOHN T TX1996-03-19 → cancelled 2008-03-20
- Cofield Jr, Thornton H LA2017-01-14 active