Maryland is a state located in the mid-Atlantic region of the United States. It has a total of 24 zip codes, ranging from 20601 to 21890. The most populous zip code in Maryland is 20906, located in Silver Spring, Montgomery County. This zip code has a population of over 55,000 people. Another highly populated zip code in Maryland is 20852 in Rockville, Montgomery County. This zip code has a population of over 40,000 people. Other notable zip codes include 20743 which encompasses the Naval Air Station Patuxent River and 21771 which includes the city of Frederick. Zip codes found on the Eastern Shore of Maryland include 21601 which covers Easton and 21842 which encompasses Salisbury. Additionally, there are several unique zip codes that cover small towns and rural areas such as 20779 for Smithsburg and 20720 for Oakland in Garrett County. All together these 24 zip codes provide an invaluable service to those living and working within Maryland’s borders by providing easy access to goods and services while also allowing for efficient communication between businesses and customers alike.
List of all zip codes for the state of Maryland, MD. Sorted by city. For each zip code listed, names of city and county are provided. For specific information of each postal code, please click the following links for Maryland zip codes.
- ABBREVIATIONFINDER: Find the most commonly used abbreviations about the state of Maryland. We offer a comprehensive list of major cities, state profile, common acronyms and map of Maryland.
- COUNTRYAAH: How many airports are there in Maryland? Here, you will find a full list of all airports in alphabetical order as well as airport abbreviations for Maryland.
List of Zip Codes in Maryland by City
- Maryland Zip Codes by City (2/1/2023)
Note: Check COUNTRYAAH for top 10 cities in the state of Maryland.
The fifth city on the list of top cities in Maryland is Salisbury. Located on Maryland’s Eastern Shore, Salisbury offers a historic downtown area with brick sidewalks and unique local shops, including a weekly farmers’ market. The city also has plenty of outdoor activities, such as hiking trails and waterfront parks. Salisbury University provides the city with educational opportunities and cultural events. The city’s close proximity to the Atlantic Ocean makes it an ideal spot for vacationers looking for a beach getaway. Additionally, Salisbury offers a variety of restaurants, from traditional seafood to upscale dining options. With its convenient location near major cities like Baltimore and Washington D.C., Salisbury is an attractive option for those looking to live in or visit Maryland’s Eastern Shore region.
Maryland is bordered by Virginia, West Virginia, and Washington D.C., as well as Pennsylvania and Delaware. Maryland has 24 counties, each with its own unique characteristics and attractions.
Montgomery County is located northwest of Washington D.C., and is home to over one million people. It is the most populous county in Maryland and is known for its affluent communities, such as Bethesda, Potomac, and Chevy Chase. Montgomery County offers many cultural attractions including National Museums of Health & Medicine, the Strathmore Music Center, and the Montgomery County Agricultural Fairgrounds.
Prince George’s County lies just east of Washington D.C., making it an ideal location for commuters into the city or other parts of Maryland or Virginia. It has a population of over 900 thousand people and includes many urban areas such as Bowie, Hyattsville, Laurel, Suitland-Silver Hill, and Upper Marlboro. Prince George’s County also boasts a variety of recreational activities such as hiking trails at Patuxent River Park or exploring historic sites like Greenbelt Park or Oxon Cove Park & Oxon Hill Farm.
Baltimore City is an independent city located in central Maryland on the Patapsco River near Chesapeake Bay. It has a population of over 600 thousand people and is best known for its Inner Harbor which features several attractions including the National Aquarium in Baltimore and Port Discovery Children’s Museum. Other popular attractions include Oriole Park at Camden Yards for baseball fans or M&T Bank Stadium for football enthusiasts.