Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC7UN callsign genealogy
Currently held by Crisp, Karen D
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 AC7UN's current licensee, walking backwards.
- Crisp, Karen DORgranted 2000-04-11cancelled 2002-06-24
Successor callsigns
Callsigns held now by people who previously held AC7UN.
No current licensee on record previously held this callsign.