Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC5LZ callsign genealogy
Currently held by Cook, Chester R
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 AC5LZ's current licensee, walking backwards.
- COOK, CHESTER RNMgranted 1999-08-24cancelled 2007-02-21
Successor callsigns
Callsigns held now by people who previously held AC5LZ.
No current licensee on record previously held this callsign.