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Maryland Interstates

(All Counties)
Allegany County
Anne Arundel County
Baltimore City
Baltimore County
Carroll County
Cecil County
Frederick County
Harford County
Howard County
Montgomery County
Prince George's County
Washington County

Interstate 68

National Freeway

Copyright © 2003-2025 by David Golub. All rights reserved. The author would like to thank William Roll for contributing photographs and LC for contributing documents to this web site. You may not reproduce any text or photographs on this web site without express permission from the author. Hotlinking of images from this site is strictly prohibited. Route symbols based on graphics from Central PA/MD Roads and Wikipedia. Map icons by MapGlyphs.com.