B C D E F G H L M N O R S T W __NOTOC__
B RoadRoutePlacesLandmarksNotesBachmans Valley RoadLittlestown Pike to Hanover Pike (continues as Wentz Road)WestminsterManchesterBaltimore BoulevardNew Windsor Road to Baltimore County lineWestminsterFinksburgCarroll Christian SchoolsMD-140 is known as Westminster Pike in Baltimore County, then changes names as it crosses Patapsco River into Carroll County. It runs parallel to Old Westminster Pike most of the way to Westminster.Baust Church RoadOld Taneytown Road to Trevanion RoadUniontownBlack Rock RoadHanover Pike to Falls Road (in Baltimore County)HampsteadDesignated as MD-833 from Gill Avenue to Lower Beckleysville Road, then MD-88 from Lower Beckleysville Road to Falls Road.
C RoadRoutePlacesLandmarksNotesClear Ridge RoadMiddleburg Road to Green Valley RoadUniontown
D RoadRoutePlacesLandmarksNotesDeer Park RoadSykesville Road to Ivy Mill Road (in Baltimore County)FinksburgLiberty ReservoirSee also Deer Park Road in Baltimore County
E RoadRoutePlacesLandmarksNotesEmory RoadOld Hanover Road to Baltimore Boulevard (continues as Gamber Road)FinksburgUpperco
F RoadRoutePlacesLandmarksNotesFrancis Scott Key HighwayMason–Dixon line to Woodsboro PikeTaneytownKeymarChanges name from "Francis Scott Key Highway" to "Woodsboro Pike" just south of Keymar.
G RoadRoutePlacesLandmarksNotesGamber RoadSykesville Road to Baltimore Boulevard (continues as Emory RoadGamberFinksburgGreen Valley RoadManning Drive to Urbana Pike (in Frederick CountyNew WindsorUnion BridgeJohnsvilleContinues as Main Street (New Windsor) in New Windsor. Also known as Main Street in Union Bridge.
H RoadRoutePlacesLandmarksNotesHampstead Mexico RoadManchester Road to Main StreetHampsteadContinues west of Manchester Road as Guadelupe Drive, and east of Main Street as Fairmount Road.Hanover Pike14500 Block of MD-30 in Baltimore County to Mason–Dixon lineHampsteadManchesterNorth of the Mason–Dixon line, continues as Pennsylvania Route 94, known as "Baltimore Pike." South of the 14500 block, is known as "Hanover Road." Known as "Main Street" in Hampstead and Manchester.
L RoadRoutePlacesLandmarksNotesLiberty RoadKelox Road (in Baltimore County) to US-15 (in Frederick County)EldersburgTaylorsvilleLineboro RoadHanover Pike to Church StreetContinues as Main Street in LineboroLittlestown PikeBaltimore Boulevard interchange to Mason–Dixon lineWestminsterUnion MillsSilver RunCarroll County Regional AirportContinues north of Mason–Dixon line as Pennsylvania Route 97, known as "Baltimore Pike." Continues south of MD-140 (Baltimore Boulevard) interchange as Pennsylvania Avenue. MD-97 continues east of this interchange as a combined route with MD-140, then continues in a southbound direction as Malcolm Drive off Baltimore Boulevard. Lower Beckleysville RoadMain Street to Mt. Carmel RoadHampsteadChanges directly into Mt. Carmel Road when headed eastbound. Continues west of Main Street as Houcksville Road.
M RoadRoutePlacesLandmarksNotesMain Street (Hampstead)Black Rock Road to Ralph AvenueHampsteadMain Street is the name of MD-30, otherwise known as Hanover Pike, in Hampstead and Manchester.Main Street (Manchester)ManchesterMain Street is the name of MD-30, otherwise known as Hanover Pike, in Hampstead and ManchesterMain Street (Mt. Airy)Dead end north of Candice Drive to Ridge Road (in Howard County)Mt. AiryMain Street (New Windsor)Springdale Road to Old Windsor RoadNew WindsorMain Street (Union Bridge)Main Street (Westminster)West Main starts at a dead-end stub that appears to have once directly connected to MD-140. Access from Route 140 is provided via WMC Drive. Continues to MD-97 (as East Main). WestminsterChanges from West Main Street to East Main Street at downtown intersection with MD-27. Beyond MD-97, changes name to Old Westminster Pike.Malcolm DriveManchester RoadMarriottsville RoadMarston Road
N RoadRoutePlacesLandmarksNotesNew Windsor RoadNicodemus RoadMD-31 to MD-32
O RoadRoutePlacesLandmarksNotesObrecht RoadMD-97 to 3rd Avenue (just short of MD-32)SykesvilleOld Liberty RoadOld Manchester RoadOld Taneytown RoadOld Washington RoadOld Westminster PikeEast Main Street (Westminster) @ MD-97 to MD-140.Westminster, FinksburgUnconnected gap in roadway, split by MD-140 @ Ridgemont Drive/Spencer LaneOld New Windsor Road
R RoadRoutePlacesLandmarksNotesRidge RoadRocky Ridge Road
S RoadRoutePlacesLandmarksNotesSykesville RoadSalem Bottom RoadMD-26 at Woodbine Road to Old Washington Road near Westminster City
T RoadRoutePlacesLandmarksNotesTaneytown Pike(Old) Taneytown RoadTrevanion Road
W RoadRoutePlacesLandmarksNotesWashington RoadWestminster Manchester RoadWestminster PikeWoodbine Roadcontinuation of MD-94 at Howard County line to MD-26 at Salem Bottom RoadMD-94 officially ends at Lisbon rotary (intersection with Old Frederick Road) in Howard County and does not enter Carroll County.