About this number
(573) 678 is a landline based telephone number operated by Southwestern Bell and is located in zip code 63071 in the city of Richwoods, Missouri, which is in Washington County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 573 and Network Numbering Exchange (NXX - also known as a prefix) of 678. It has an Operating Company Number (OCN) of 9533. A Common Language Location Identifier (CLLI) of RCWDMOORRS1. As well as a Local access and transport area (LATA) of 520. Zip code 63071 has a population of 1,103 as of the 2010 census.