Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB1WS callsign genealogy
Currently held by Watanabe, Kazuhiko
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 AB1WS's current licensee, walking backwards.
- Watanabe, KazuhikoMAgranted 2014-08-01cancelled 2014-10-29
Successor callsigns
Callsigns held now by people who previously held AB1WS.
No current licensee on record previously held this callsign.