However, some areas in Oklahoma have a higher population density than others, such as:
* Oklahoma City: This is the state capital and largest city in Oklahoma.
* Tulsa: The second-largest city in Oklahoma, also with a high population density.
* The Tulsa Metropolitan Area: This area, including the surrounding cities and suburbs, has a significant population concentration.
These areas, while densely populated compared to other parts of Oklahoma, do not act as barriers in the way you describe.
Instead of population density, Oklahoma's geography plays a more significant role in dividing the state. The Arbuckle Mountains and the Wichita Mountains act as natural barriers, separating the eastern and western regions of the state. The Red River, which forms the southern border of Oklahoma, also creates a distinct geographic boundary.
Remember, Oklahoma's geographic features and relatively low population density mean that there is no single area acting as a barrier between the eastern and western parts of the state.