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Introduction to Area Code 605
Area Code 605 is a telephone area code serving the entire state of South Dakota, including the city of Aberdeen. Established in 1947, it is one of the original area codes created by AT&T and is unique as it covers the entire state without any overlay or split.
Geographic Coverage
Area Code 605 encompasses the entire state of South Dakota, a region known for its diverse landscapes and landmarks such as Mount Rushmore and the Badlands. Major cities served by this area code include:
Aberdeen
Sioux Falls
Rapid City
Brookings
Watertown
Regulatory Information
The North American Numbering Plan Administration (NANPA) regulates area codes in the United States. Area Code 605 follows the standard dialing procedure:
Local Calls: Dial 10 digits (XXX-XXXX)
Toll Calls: Dial 1 followed by 10 digits (1-605-XXX-XXXX)
Operator-Assisted Calls: Dial 0 followed by 10 digits (0-605-XXX-XXXX)
Telecommunications Services
Area Code 605 is serviced by various telecommunications carriers, offering landline and mobile phone services. Major providers include:
AT&T
Verizon
T-Mobile
CenturyLink
Number Availability
Due to the low population density in South Dakota, Area Code 605 has not faced the same number exhaustion issues as seen in more populous regions. However, it is essential to check with local carriers for the availability of new numbers in specific areas.
Frequently Asked Questions
What time zone is Area Code 605 in?
Area Code 605 is in the Central Time Zone (CT) for the eastern part of the state and Mountain Time Zone (MT) for the western part.
Is Area Code 605 toll-free?
No, Area Code 605 is not a toll-free number. Charges may apply depending on your service provider and plan.
What is the history of Area Code 605?
Area Code 605 was established in 1947 and has remained unchanged, serving the entire state of South Dakota.
Conclusion
Area Code 605 is an integral part of South Dakota's telecommunications infrastructure, providing coverage to both urban and rural areas. Whether you're setting up a new line or exploring the state's telecom history, understanding Area Code 605 is crucial.