Conowingo MD ZIP Code
Last added ZIP code areas:dafter mi zip code waterford ct zipcode zip code for fenwick island de cvs partin settlement zip code 82520 barton creek zip code cvs new jersey ave hartville zip code ohio zip code for russellville ky san francisco airport zip code 73020 zip code zip code 96137 zip code 30302 16510 lorain ave cleveland ohio 44111 charleston's northwest expressway oklahoma city 01902 zip code zip code for natalia texas zip code 02301 plaistow nh zipcode 1601 nw expressway oklahoma city ok 73118 pass christian ms zip
Conowingo city is located in Maryland State, Cecil County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Conowingo MD zip code by its streets and block numbers if we have some of the Conowingo streets loaded in our website
Conowingo Area Code is 410 and Time Zone is Eastern (GMT -05:00).
Conowingo Zip Code - Maryland
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Conowingo City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Conowingo ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Conowingo, Maryland.
The Conowingo Zip Code is 21918.
If you want to send a mail to Conowingo City, you should use the 21918 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Conowingo 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 21918 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Conowingo 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.