About this number
(605) 438 is a landline based telephone number operated by Sstelecom, Inc. - Sd and is located in the city of Milbank, 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 438. It has an Operating Company Number (OCN) of 907D. A Common Language Location Identifier (CLLI) of CLLKSDXADS0. As well as a Local access and transport area (LATA) of 640. It was first assigned for usage on 05/12/2006.