Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9UPK callsign genealogy
Currently held by Wheatley, Colin H
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 W9UPK's current licensee, walking backwards.
- Wheatley, Colin HWIgranted 1998-06-16cancelled 2002-10-29
Successor callsigns
Callsigns held now by people who previously held W9UPK.
No current licensee on record previously held this callsign.