Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KZ3M callsign genealogy
Currently held by Chevy Chase Amateur 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 KZ3M's current licensee, walking backwards.
- KB3MTYcancelledPotomac Contest ClubMDgranted 2005-11-07cancelled 2006-02-10
Successor callsigns
Callsigns held now by people who previously held KZ3M.
No current licensee on record previously held this callsign.