About this number
(620) 473 is a landline based telephone number operated by Southwestern Bell and is located in zip code 66748 in the city of Humboldt, Kansas, which is in Allen County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 620 and Network Numbering Exchange (NXX - also known as a prefix) of 473. It has an Operating Company Number (OCN) of 9533. A Common Language Location Identifier (CLLI) of HMBLKSBRRL0. As well as a Local access and transport area (LATA) of 532. Zip code 66748 has a population of 2,750 as of the 2010 census.