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Map of Oklahoma with area code boundaries. The state of Oklahoma is served by the following area codes: 405/572: Central Oklahoma including Oklahoma City (original area code created in 1947; 572 added as overlay on April 24, 2021 [1] [2] [3] 580: Western and southern Oklahoma (split from 405 in 1997)
Telephone numbers listed in 1920 in New York City having three-letter exchange prefixes. In the United States, the most-populous cities, such as New York City, Philadelphia, Boston, and Chicago, initially implemented dial service with telephone numbers consisting of three letters and four digits (3L-4N) according to a system developed by W. G. Blauvelt of AT&T in 1917. [1]
The Oklahoma Department of Human Services is an agency of the government of Oklahoma.Under the supervision of the Oklahoma Secretary of Health and Human Services, Oklahoma Human Services is responsible for providing help to individuals and families in need through public assistance programs and managing services for seniors and people with disabilities.
In Gov. Kevin Stitt’s 2024 State of the State address, he emphasized the importance of traditional family structures, stating that "the best preventer of poverty is a married mom and dad in the ...
The other three area codes serving Oklahoma are 918 and 539, which cover northeastern Oklahoma (including the city of Tulsa); and 580, which serves western and southern Oklahoma. Area code 405 was one of the original area codes put into service in 1947 by telecom giant AT&T. Until January 1, 1953, it covered the entire state of Oklahoma.
The Oklahoma Department of Rehabilitation Services (DRS) is an agency of the government of Oklahoma responsible for providing people with physical, mental and visual disabilities with the opportunity to obtain employment and independent living through counseling, job training and other individualized services. DRS helps bridge barriers to ...
A few towns and suburbs on US state boundaries have one central office which serves both sides, using different prefixes in different area codes. [8] All South Coffeyville, Oklahoma exchange prefixes are served from Coffeyville, Kansas, population 10000; [9] [10] the two are local to each other but long distance to everything else.
In the North American Numbering Plan countries (country code 1), it is the first three digits of a seven-digit local phone number, the second three digits of the 3-3-4 scheme. In other countries, both the prefix and the number may have different lengths. It shows which exchange the remaining numbers refer to. A full telephone number is usually ...