Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4DLZ callsign genealogy
Currently held by Bradford, James M
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 K4DLZ's current licensee, walking backwards.
- Bradford, James MGAgranted 2010-03-16cancelled 2010-04-06
Successor callsigns
Callsigns held now by people who previously held K4DLZ.
No current licensee on record previously held this callsign.