Oklahoma Phone NumbersGet a Oklahoma Phone Number
Oklahoma's four area codes serve a state built on energy and Native American heritage. Oklahoma City has diversified beyond oil into aerospace, biotechnology, and weather research, while Tulsa maintains its position as a major energy hub. Low costs and a central location attract businesses seeking affordable operations.
4.0 million
Central Time (CT)
United States
Last updated: October 17, 2025
Business in Oklahoma
Oklahoma offers some of the lowest business costs in America, with affordable real estate, low taxes, and a pro-business regulatory environment. The energy sector remains important, but Oklahoma City has developed aerospace (Tinker Air Force Base), biotechnology, and weather technology clusters. Tulsa is reinventing itself as a remote worker destination.
Why Choose Phone2 for Oklahoma?
Oklahoma City's 405 connects you with the state capital and largest metro, home to major energy companies and growing tech sectors. Tulsa's 918 reaches the state's second city and historic oil capital. An Oklahoma number signals value-conscious business operations.
Key Industries in Oklahoma
Energy
Oklahoma remains a major oil and natural gas producer, with exploration companies, drilling operations, and pipeline companies throughout the state.
Energy companies use Oklahoma City's 405 and Tulsa's 918 to coordinate with drilling operations, pipeline companies, and energy services.
Aerospace and Defense
Tinker Air Force Base in Oklahoma City is one of the largest military installations in the country, supporting a major aerospace maintenance and manufacturing cluster.
Aerospace contractors use 405 to connect with Tinker AFB operations and Oklahoma City's growing aerospace sector.
Agriculture
Oklahoma is a major producer of cattle, wheat, and poultry. Agricultural processing and equipment are significant industries.
Agricultural businesses use Oklahoma area codes to connect with cattle operations, grain elevators, and food processors.
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Major Cities in Oklahoma
(2 cities)Frequently Asked Questions about Oklahoma
Oklahoma has four area codes: 405 (Oklahoma City), 918 and 539 (Tulsa overlay), and 580 (Western and Southern Oklahoma).
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