• You are here

    ZIP Code 5: 21810 - ALLEN, MD

    ZIP Code 21810 is the postal code in ALLEN, MD. Besides the basic information, it also lists the full ZIP code and the address of ZIP code 21810. Whatsmore, there is more information related to ZIP Code 21810. For example, nearby ZIP code around ZIP Code 21810, etc.

    ZIP 21810 Basic Information

    The basic information of ZIP Code 21810 is as follows, including: country, county, city, FIPS and etc.

    StateCountyCityZIP Code 5
    MD - MarylandWicomico CountyALLEN21810

    What is the plus 4 zip code for 21810 ZIP Code? Below is the detail.

    21810 ZIP+4 Code List

    What are the 4 digit zip extensions of ZIP Code 21810? ZIP code 21810 has many plus 4 codes, and each plus 4 code corresponds to one or more addresses. Below we list all the ZIP+4 codes and their addresses in the ZIP Code 21810. You can find a 9-digit ZIP Code by a full address.

    ZIP Code 5 Plus 4 Address
    21810-0001 PO BOX 1 (From 1 To 147), ALLEN, MD
    21810-1061 PO BOX 1061 (From 1061 To 1120), ALLEN, MD
    21810-2500 3519 ALLEN RD, ALLEN, MD
    21810-9998 3519 ALLEN RD, ALLEN, MD
    21810-9999 GENERAL DELIVERY, ALLEN, MD

    Post Office in ZIP Code 21810

    ALLEN is the only post office in ZIP Code 21810. You can find the address, phone number, and interactive map below. Click to view the service and service hours about ALLEN.

    • ALLEN Post Office

      Address 3519 ALLEN RD, ALLEN, MD, 21810-9998

      Phone 410-742-3981

      *Street Parking Available

    How to write a U.S. envelope?

    • First, you need to fill in the recipient's mailing information in the center of the envelope. The first line is the recipient's name, the second line is the street address with a detailed house number, and the last line is the city, state abbr, and ZIP Code.

      Second, write the sender's information on the left top corner of the envelope. If your mail cannot be delivered, it will return to the sender's address.

      Finally, don't forget to stick the stamp on the right top corner. Otherwise, the letter will not go into the delivery process.

      Here is the envelope example below.

    What does each digit of ZIP Code 21810 stand for?

    • The first digit designates a national area, which ranges from zero for the Northeast to nine for the far West.

      The 2-3 digits represent a sectional center facility in that region.

      The last two digits designate small post offices or postal zones.

    Random Address in ZIP 21810

    ZIP Code 21810 has 5 real random addresses, you can clicking the picture below to get random addresses in ZIP Code 21810.

    ZIP 21810 Online Map

    This is online map of the address ALLEN, Wicomico County, Maryland. You may use button to move and zoom in / out. The map information is for reference only.

    ZIP 21810 NearBy ZIP Code

    The Nearby ZIP Codes are 21822, 21826, 21856, 21801, and 21802, you can find ZIP codes in a 25km radius around ZIP Code 21810 and the approximate distance between the two ZIP codes.
    The data has a slight deviation for your reference only.

    ZIP CodeDistance (Kilo Meters)
    218223.573
    218266.553
    218569.853
    2180110.091
    2180210.776
    2180310.776
    2185311.021
    2186512.958
    2183013.769
    2180416.095

    ZIP CodeDistance (Kilo Meters)
    2181417.632
    2184018.218
    2187519.985
    2183620.656
    2186920.865
    2184921.094
    2183721.448
    2186722.313
    2187122.905
    1994024.469

    Museum in ZIP Code 21810

    ALLEN HISTORICAL SOCIETY is the only museum in ZIP Code 21810. You can find the address and phone number, and museum discipline below. Click the link to find more information about ALLEN HISTORICAL SOCIETY.
    ZIP Code 5: 21810 - ALLEN
  • State List

    Below is the states list of U.S. Click title to enter detail ZIP code information of every state.