Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1ARL callsign genealogy
Currently held by SHERIN, ROBERT M
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 W1ARL's current licensee, walking backwards.
- SHERIN, ROBERT MFLgranted 2005-02-02cancelled 2010-12-31
Successor callsigns
Callsigns held now by people who previously held W1ARL.
No current licensee on record previously held this callsign.