Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9IPA callsign genealogy
Currently held by CU Digital Radio Club
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 W9IPA's current licensee, walking backwards.
- KC9YAMcancelledCU Digital Radio ClubILgranted 2012-12-19cancelled 2013-01-23
Successor callsigns
Callsigns held now by people who previously held W9IPA.
No current licensee on record previously held this callsign.