Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1MRK callsign genealogy
Currently held by POWESKI, 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 K1MRK's current licensee, walking backwards.
- POWESKI, MARK TTXgranted 2014-12-17cancelled 2015-01-06
Successor callsigns
Callsigns held now by people who previously held K1MRK.
No current licensee on record previously held this callsign.