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ZIP Code 5: 21664 - SECRETARY, MD

ZIP Code 21664 is the postal code in SECRETARY, MD. Besides the basic information, it also lists the full ZIP code and the address of ZIP code 21664. Whatsmore, there is more information related to ZIP Code 21664. For example, nearby ZIP code around ZIP Code 21664, etc.

ZIP 21664 Basic Information

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The basic information of ZIP Code 21664 is as follows, including: country, county, city, FIPS and etc.

StateCountyCityZIP Code 5
MD - MarylandDorchester CountySECRETARY21664

What is the plus 4 zip code for 21664 ZIP Code? Below is the detail.

21664 ZIP+4 Code List

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What are the 4 digit zip extensions of ZIP Code 21664? ZIP code 21664 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 21664. You can find a 9-digit ZIP Code by a full address.

ZIP Code 5 Plus 4 Address
21664-0001 PO BOX 1 (From 1 To 58), SECRETARY, MD
21664-0061 PO BOX 61 (From 61 To 118), SECRETARY, MD
21664-0121 PO BOX 121 (From 121 To 178), SECRETARY, MD
21664-0181 PO BOX 181 (From 181 To 238), SECRETARY, MD
21664-0241 PO BOX 241 (From 241 To 298), SECRETARY, MD
21664-0301 PO BOX 301 (From 301 To 358), SECRETARY, MD
21664-0361 PO BOX 361 (From 361 To 418), SECRETARY, MD
21664-0421 PO BOX 421 (From 421 To 478), SECRETARY, MD
21664-0481 PO BOX 481 (From 481 To 538), SECRETARY, MD
21664-0541 PO BOX 541 (From 541 To 598), SECRETARY, MD

If you can't find the 21664 plus 4 zip code you need on this page, we recommend you to use the the feature of Quick Select.

Post Office in ZIP Code 21664

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SECRETARY is the only post office in ZIP Code 21664. You can find the address, phone number, and interactive map below. Click to view the service and service hours about SECRETARY.

How to write a U.S. envelope?

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  • 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.

    ZIP Code: 21664

What does each digit of ZIP Code 21664 stand for?

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  • 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.

    ZIP Code: 21664

Random Address in ZIP 21664

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ZIP Code 21664 has 49 real random addresses, you can clicking the picture below to get random addresses in ZIP Code 21664.

ZIP Code:21664

ZIP 21664 Online Map

ZIP 21664 Online Map

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

ZIP 21664 NearBy ZIP Code

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The Nearby ZIP Codes are 21631, 21643, 21835, 21673, and 21659, you can find ZIP codes in a 25km radius around ZIP Code 21664 and the approximate distance between the two ZIP codes.
The data has a slight deviation for your reference only.

ZIP CodeDistance (Kilo Meters)
216312.822
216437.804
218357.938
2167310.4
2165912.576
2160914.022
2165516.067
2165418.023
2163218.38
2161320.018
2186121.327
2183721.38
2160122.195
2167722.963
2186924.078
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School in ZIP Code 21664

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This is the ZIP Code 21664 - School page list. Its detail School Name, Address, City, State, ZIP Code is as below.

  • ·School Name:Warwick Elementary
  • ·Address: Po Box 306
  • ·City: Secretary
  • ·State: Maryland
  • ·Grades: PK-5
  • ·ZIP Code: 21664
ZIP Code 5: 21664 - SECRETARY

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