Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC7IV callsign genealogy
Currently held by Abbott, Franklin B
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 AC7IV's current licensee, walking backwards.
- ABBOTT, FRANKLIN BAZgranted 1999-06-09cancelled 2000-08-17
Successor callsigns
Callsigns held now by people who previously held AC7IV.
- ABBOTT, FRANKLIN BILgranted 2020-07-10