Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WR7B callsign genealogy
Currently held by MARCOTT, CHRISTOPHER J
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 WR7B's current licensee, walking backwards.
- MARCOTT, CHRISTOPHER JAZgranted 2014-12-09cancelled 2023-03-28
Successor callsigns
Callsigns held now by people who previously held WR7B.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WR7B, oldest first.
- OKAZAKI, KIMIAKI OR2011-11-15 → cancelled 2023-03-07
- MARCOTT, CHRISTOPHER J AZ2023-03-28 active