Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1BN callsign genealogy
Currently held by KOCZERA, ROBERT 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 W1BN's current licensee, walking backwards.
- KB1IMAcancelledShangri-La At Seaweed Beach Radio ClubRIgranted 2022-06-03cancelled 2025-06-24
Successor callsigns
Callsigns held now by people who previously held W1BN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1BN, oldest first.
- KOCZERA, ROBERT J ME2016-10-04 → cancelled 2023-07-06
- Shangri-La At Seaweed Beach Radio Club RI2025-06-24 active