Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB1SR callsign genealogy
Currently held by Cote, William R
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 AB1SR's current licensee, walking backwards.
- Cote, William RNHgranted 2012-04-20cancelled 2013-02-06
Successor callsigns
Callsigns held now by people who previously held AB1SR.
No current licensee on record previously held this callsign.