Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC7TW callsign genealogy
Currently held by Cristaldi, Deborah S
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 AC7TW's current licensee, walking backwards.
- Cristaldi, Deborah SMTgranted 2001-06-27cancelled 2002-05-28
Successor callsigns
Callsigns held now by people who previously held AC7TW.
No current licensee on record previously held this callsign.