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Driving Directions and Google Map of the USA — Roads, Routes & Navigation Guide
Driving Directions and Google Map of the USA — Roads, Routes & Navigation Guide United States — Key Facts Formal Name United States of America Capital Washington, D.C. Driving Side Right Speed Limits 25 mph city; 65–85 mph interstate Licence Valid US licence or IDP Currency US Dollar (USD) Emergency 911 Road Network 4.18 million …