About this number
(309) 278 is a landline based telephone number operated by McLeodusa Telecommunications s and is located in zip code 52804 in the city of Davenport, Illinois, which is in Scott County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 309 and Network Numbering Exchange (NXX - also known as a prefix) of 278. It has an Operating Company Number (OCN) of 7393. A Common Language Location Identifier (CLLI) of DVNPIAEQDS0. As well as a Local access and transport area (LATA) of 634. Zip code 52804 has a population of 27,379 as of the 2010 census.