Callaway MD ZIP Code

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Callaway city is located in Maryland State, Saint Marys County and has a unique zip code assigned by the US Postal Service Office.

You can search for the Callaway MD zip code by its streets and block numbers if we have some of the Callaway streets loaded in our website

Callaway Area Code is 240/301 and Time Zone is Eastern (GMT -05:00).

Callaway Zip Code - Maryland

The US ZIP Code basic format consists of five decimal numerical digits assigned to the Callaway City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Callaway ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Callaway, Maryland.

The Callaway Zip Code is 20620.

If you want to send a mail to Callaway City, you should use the 20620 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Callaway ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons". A ZIP+4 code uses the basic 20620 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Callaway city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in Maryland.

Callaway, Maryland - MAP

What is the Callaway Zip Code?

The Callaway Zip Code in Maryland is 20620.

ZIP Plus 4 Callaway - US Streets Zip Codes

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What is the zip code for Callaway MD?


Callaway, Maryland - US Zip Code

Callaway ZIP Code Lookup

20620 Zip Code File:
Zip Code: 20620,
City: Callaway
Callaway Area Code: 240/301
Callaway, MD - Time Zone: Eastern (GMT -05:00)
County: Saint Marys
City Alias: Callaway
State: Maryland
State Abb: MD

Maryland Zip+4 - Nearby Callaway Cities

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