Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0PTF callsign genealogy
Currently held by FOSTER, PAUL 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 KC0PTF's current licensee, walking backwards.
- Foster, Paul TMNgranted 2006-12-22cancelled 2007-10-02
Successor callsigns
Callsigns held now by people who previously held KC0PTF.
All historical holders
Every license row we've seen with the callsign KC0PTF, oldest first.
- Mesa Verde Area Amateur Radio Club CO2003-04-22 → cancelled 2003-05-31
- FOSTER, PAUL T MN2017-08-25 → cancelled 2017-12-19