About this number
(203) 655 is a landline based telephone number operated by Southern New England Telephone and is located in zip code 06820 in the city of Darien, Connecticut, which is in Fairfield County, and is in the Northeast. It has a Number Planning Area (NPA - also known as an Area Code) of 203 and Network Numbering Exchange (NXX - also known as a prefix) of 655. It has an Operating Company Number (OCN) of 9147. A Common Language Location Identifier (CLLI) of DARNCT00RS1. As well as a Local access and transport area (LATA) of 920. Zip code 06820 has a population of 20,732 as of the 2010 census.