Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4CUZ callsign genealogy
Currently held by ROFFMAN, MARC 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 K4CUZ's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K4CUZ.
No current licensee on record previously held this callsign.