About this number
(281) 421 is a landline based telephone number operated by Gte-Sw DBA Verizon Sw Inc.-Tx and is located in zip code 77521 in the city of Baytown, Texas, which is in Harris County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 281 and Network Numbering Exchange (NXX - also known as a prefix) of 421. It has an Operating Company Number (OCN) of 4344. A Common Language Location Identifier (CLLI) of BYTWTXXCDS0. As well as a Local access and transport area (LATA) of 560. Zip code 77521 has a population of 49,507 as of the 2010 census.