About this number
(956) 439 is a wireless/mobile based telephone number operated by South Texas Paging and is located in zip code 78550 in the city of Harlingen, Texas, which is in Cameron County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 956 and Network Numbering Exchange (NXX - also known as a prefix) of 439. It has an Operating Company Number (OCN) of 6736. A Common Language Location Identifier (CLLI) of HRLNTXDU1MD. As well as a Local access and transport area (LATA) of 568. Zip code 78550 has a population of 53,152 as of the 2010 census.