Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0AVS callsign genealogy
Currently held by PITMAN, MARK 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 KC0AVS's current licensee, walking backwards.
- Pitman, Mark TMNgranted 2020-09-03cancelled 2021-03-16
Successor callsigns
Callsigns held now by people who previously held KC0AVS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC0AVS, oldest first.
- PITMAN, MARK T MN1997-05-05 → cancelled 2009-05-06
- Pitman, Mark T MN2021-03-16 active