Oklahoma on Wikipedia
The currency of United States is the United States Dollar. The capital of Oklahoma is Oklahoma City Largest Cities in Oklahoma by population: Oklahoma City, Tulsa, Norman, Broken Arrow, Lawton, Edmond, Moore, Midwest City, Enid, Stillwater
United States Information:
United States on Wikipedia
The currency of United States is the United States Dollar.
United States is often referred to as US or USA. The nationality of the United States is American. The capital of United States is Washington, D.C. Largest Cities in United States by population: New York, Los Angeles, Chicago, Houston, Philadelphia, Phoenix, San Antonio, San Diego, Dallas, San Jose
United States Emergency Numbers
For an emergency in United States, dial the following numbers:
The US country code and Oklahoma US area code chart below gives you the necessary information for calling American cities.
For international dialing codes and detailed dialing instructions to Oklahoma United States, use our drop down boxes at the top of this page or check out our easy-to-use country code search tool.
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