Ardmore is a principal center of trade for a ten-country region in South Central Oklahoma. As of the 2010 census, the city had roughly 24,283 citizens; however, the community is also part of the much larger Texoma region. Situated just 9 miles south of the Arbuckle Mountains, Ardmore is considered one of the most oil-rich regions in the entirety of the United States. Ardmore was named after the city of Ardmore, Pennsylvania – an affluent suburb of Philadelphia with a stop on the historic PRR Main Line.

Claremore is a city and the county seat of Rogers County in northeastern Oklahoma, United States. The population was 18,581 at the 2010 census, a 17.1 percent increase from 15,873 at the 2000 census. Located in the Ozark Mountains foothills, the city is part of the Tulsa Metropolitan Area and home to Rogers State University. It is best known as the birthplace and home of early 20th-century entertainer Will Rogers.


Lawton is the county seat of Comanche County in Southwestern Oklahoma. Located approximately 87 miles southwest of Oklahoma City, this city has a population of 96,867, earning it the title of the fifth-largest city in the state. Although Lawton, Oklahoma’s economy is dependent on Fort Sill, the city has seen substantial growth in the manufacturing, healthcare, retail, and higher education industries in recent years. Certified Source strives to meet the staffing needs of these industries. 

Oklahoma City is the capital of the U.S. state of Oklahoma. It's known for its cowboy culture and capitol complex, surrounded by working oil wells. The reflecting pool, empty glass and bronze chairs of the Oklahoma City National Memorial recall the victims of the 1995 bombing of the Alfred P. Murrah Federal Building. The Survivor Tree, an American elm nearly destroyed in the attack, is also part of the memorial.

Tulsa is a city on the Arkansas River, in the U.S. state of Oklahoma. It’s known for its art deco architecture, mostly in the central Deco District. Landmarks like the Philcade and Philtower buildings reflect a 20th-century construction boom fueled by the prosperous local oil industry. The Philbrook Museum of Art is housed in an Italianate villa that was once the home of a local oil magnate.