About this number
(618) 431 is a landline based telephone number operated by Big River Telephone Company, L and is located in the city of Vandalia, Illinois and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 618 and Network Numbering Exchange (NXX - also known as a prefix) of 431. It has an Operating Company Number (OCN) of 023B. A Common Language Location Identifier (CLLI) of CPGRMOCPDS1. As well as a Local access and transport area (LATA) of 520. It was first assigned for usage on 03/16/2009.