Sykesville - 410 dialing code
Dialing code +1 (410) cities
- Centreville
- Cordova
- Edgewater
- Riverside
- Mount Vernon
- Hillsboro
- Madison
- Oxford
- Columbia
- Greensboro
- Galena
- Perryville
- St. Michaels
- Chester
- Friendship
- Georgetown
- Hampton
- Newark
- Woodlawn
- Arnold
- Stockton
- Edgewood
- Easton
- Long Beach
- Pasadena
- Rosedale
- Ferndale
- Manchester
- Westminster
- Fairmount
- Delmar
- Williston
- Mayo
- Highland Beach
- Riviera Beach
- Fort Meade
- Berlin
- Vienna
- Rossville
- Denton
- Henderson
- Aberdeen
- Cambridge
- Eden
- Fruitland
- Preston
- Elliott
- Annapolis
- Eldorado
- Essex
- Hebron
- Millington
- Algonquin
- Darlington
- Charlestown
- Rising Sun
- Garrison
- Allen
- Crofton
- Elkton
- Bel Air
- Queen Anne
- Aberdeen Proving Ground
- Annapolis Neck
- Arbutus
- Arden on the Severn
- Baltimore
- Baltimore Highlands
- Barclay
- Bel Air North
- Bel Air South
- Betterton
- Bishopville
- Bivalve
- Bowleys Quarters
- Brooklyn Park
- Brookview
- Broomes Island
- Butlertown
- Calvert Beach
- Cape St. Claire
- Carney
- Catonsville
- Cecilton
- Chance
- Chesapeake Beach
- Chesapeake City
- Chesapeake Ranch Estates
- Chestertown
- Choptank
- Church Creek
- Church Hill
- Cockeysville
- Crisfield
- Crownsville
- Dames Quarter
- Deale
- Deal Island
- Drum Point
- Dundalk
- East New Market
- Edesville
- Edgemere
- Eldersburg
- Elkridge
- Ellicott City
- Fairlee
- Fallston
- Federalsburg
- Fishing Creek
- Frenchtown-Rumbly
- Galestown
- Galesville
- Gambrills
- Girdletree
- Glen Burnie
- Goldsboro
- Grasonville
- Hampstead
- Havre de Grace
- Herald Harbor
- Huntingtown
- Hurlock
- Ilchester
- Jarrettsville
- Jessup
- Jesterville
- Joppatowne
- Kennedyville
- Kent Narrows
- Kingstown
- Kingsville
- Lake Shore
- Lansdowne
- Linthicum
- Lochearn
- Lusby
- Lutherville
- Mardela Springs
- Marydel
- Mays Chapel
- Middle River
- Milford Mill
- Nanticoke
- Nanticoke Acres
- Naval Academy
- New Windsor
- North Beach
- North East
- Ocean Pines
- Odenton
- Overlea
- Owings
- Owings Mills
- Parkville
- Parole
- Parsonsburg
- Perry Hall
- Perryman
- Pikesville
- Pittsville
- Pleasant Hills
- Pocomoke City
- Port Deposit
- Powellville
- Prince Frederick
- Princess Anne
- Pylesville
- Quantico
- Queenstown
- Randallstown
- Reisterstown
- Ridgely
- Riva
- Rock Hall
- St. Leonard
- Salisbury
- Secretary
- Severn
- Severna Park
- Shady Side
- Sharptown
- Smith Island
- Snow Hill
- Solomons
- Stevensville
- Sudlersville
- Sykesville
- Taneytown
- Taylors Island
- Templeville
- Tilghman Island
- Timonium
- Tolchester
- Towson
- Trappe
- Tyaskin
- Union Bridge
- Waterview
- West Denton
- West Ocean City
- West Pocomoke
- Whaleyville
- Whitehaven
- White Marsh
- Willards
- Worton