About this number
(605) 689 is a landline based telephone number operated by Midcontinent Communications - and is located in the city of Yankton, South Dakota and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 605 and Network Numbering Exchange (NXX - also known as a prefix) of 689. It has an Operating Company Number (OCN) of 7076. A Common Language Location Identifier (CLLI) of YNTNSD14GT0. As well as a Local access and transport area (LATA) of 640. It was first assigned for usage on 03/05/2007.