About this number
(303) 931 is a wireless/mobile based telephone number operated by T-Mobile Usa, Inc. and is located in zip code 80216 in the city of Denver, Colorado, which is in Denver County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 303 and Network Numbering Exchange (NXX - also known as a prefix) of 931. It has an Operating Company Number (OCN) of 6529. A Common Language Location Identifier (CLLI) of DNVRCOIICM1. As well as a Local access and transport area (LATA) of 656. Zip code 80216 has a population of 10,924 as of the 2010 census.