About this number
(210) 637-0001 is a landline based telephone number operated by Southwestern Bell and is located in zip code 78233 in the city of San Antonio, Texas, which is in Bexar County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 210, a Network Numbering Exchange (NXX - also known as a prefix) of 637 and a subscriber number of 0001. It has an Operating Company Number (OCN) of 9533. A Common Language Location Identifier (CLLI) of SNANTXFRDS0. As well as a Local access and transport area (LATA) of 566. Zip code 78233 has a population of 43,710 as of the 2010 census.