About this number
(309) 857 is a landline based telephone number operated by Neutral Tandem-Illinois, LLC - and is located in the city of Peoria, Illinois 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 857. It has an Operating Company Number (OCN) of 505B. A Common Language Location Identifier (CLLI) of PEORILPJXYX. As well as a Local access and transport area (LATA) of 368. It was first assigned for usage on 04/06/2009.