Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ7BOB callsign genealogy
Currently held by BOSTON, BOB
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 KZ7BOB's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KZ7BOB.
No current licensee on record previously held this callsign.