About this number
(573) 728 is a landline based telephone number operated by Southwestern Bell and is located in zip code 65001 in the city of Argyle, Missouri, which is in Osage 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 728. It has an Operating Company Number (OCN) of 9533. A Common Language Location Identifier (CLLI) of ARGYMOPARS1. As well as a Local access and transport area (LATA) of 521. Zip code 65001 has a population of 414 as of the 2010 census.