About this number
(309) 562 is a landline based telephone number operated by Cass Telephone Company and is located in zip code 62633 in the city of Easton, Illinois, which is in Mason County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 309 and Network Numbering Exchange (NXX - also known as a prefix) of 562. It has an Operating Company Number (OCN) of 984. A Common Language Location Identifier (CLLI) of ESTNILXDRS0. As well as a Local access and transport area (LATA) of 368. Zip code 62633 has a population of 647 as of the 2010 census.