About this number
(720) 309 is a wireless/mobile based telephone number operated by Leap Wireless Intl, Inc. DBA C and is located in zip code 80239 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 720 and Network Numbering Exchange (NXX - also known as a prefix) of 309. It has an Operating Company Number (OCN) of 822. A Common Language Location Identifier (CLLI) of DNVUCO01CM0. As well as a Local access and transport area (LATA) of 656. It was first assigned for usage on 12/05/2001. Zip code 80239 has a population of 40,512 as of the 2010 census.