About this number
(406) 433 is a landline based telephone number operated by Mid-Rivers Telephone Cooperati and is located in zip code 59270 in the city of Sidney, Montana, which is in Richland County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 406 and Network Numbering Exchange (NXX - also known as a prefix) of 433. It has an Operating Company Number (OCN) of 7830. A Common Language Location Identifier (CLLI) of SDNYMTAORS0. As well as a Local access and transport area (LATA) of 650. Zip code 59270 has a population of 7,339 as of the 2010 census.