Ohio's abbreviation is OH. Find out what is the most common shorthand of Ohio on Abbreviations.com! They can also be used in any context where abbreviations are appropriate. 2-Letter Country Name Abbreviations. Hang it next to your desk, and you'll never again confuse the postal code AL for Alaska instead of Alabama! Since the Postal Service instituted ZIP codes and their accompanying state postal codes in 1963, the two-letter abbreviations have steadily gained popularity. Similarly, the Alabama abbreviation is AL (and not Al). Since that time, only one change has been made: in 1969, at the request of the Canadian postal administration, the abbreviation for Nebraska, originally NB, was changed to NE, to avoid confusion with New Brunswick in Canada. A list of state abbreviations â¦ So, New Hampshire is shortened as NH and not as N.H. with periods after each letter. These abbreviations (short names) were used in mailing addresses before the introduction of two-letter U.S. postal abbreviations.The traditional abbreviations are still commonly used in other ways besides mailing addresses. This is a list of traditional abbreviations for U.S. states and territories. Postal Service â should always be used where a ZIP code follows. However, the Chicago Manual of Style now recommends use of the uppercase two-letter abbreviations, with the traditional forms as an option. When used in copy, "Ohio" should never be abbreviated. Or, if you're feeling confident, try our postal codes quiz. Use the abbreviations below when addressing mail. The postal abbreviation is the same as the ISO 3166-2 subdivision code for each of the fifty states. OH is the 2 letter abbreviation for Ohio, the 7th largest state in the United States of America.Ohio is a state located in East North Central part of U.S.A, bordering Indiana, Kentucky, Michigan, Pennsylvania, and West Virginia.Columbus is the capital city of Ohio. The Web's largest and most authoritative acronyms and abbreviations resource. Using the two-letter state abbreviations makes it possible to enter the city, state, and Five-Digit ZIP Code (or ZIP+4 Code) on the last line of the address within 28 positions when necessary: 13 positions for city, 1 space between the city and state abbreviation, 2 positions for the state, 2 â¦ For example, they can be used in writing after a city (like in "Miami, Fla."). State abbreviations are all two letters, and these two letters are always capitalized without any periods. Learn the state abbreviations and postal codes. This table is a handy tool for students, business people, and letter-writers alike. (The two-letter codes are based on ISO 3166â1, the codes generally used for internet URLs.) These two-letter, no-period, state abbreviations â recommended by the U.S. Looking for the abbreviation of Ohio? current two-letter abbreviations. OH The standard two-letter abbreviation for the state of Ohio is OH. Though it is usually preferable to write out the full name, space constraints often require use of an abbreviation. Take a look at the states, their postal abbreviations, their capitals, and the largest city in each state. States of USA This 2-letter country name abbreviation table is for me. What is the abbreviation for Ohio state? I made this country name abbreviation list because, simply, I got tired of doing a search for one the infrequent times I needed it. And for you, too. Ohio's abbreviation is also often used on official forms such as tax returns, government applications, and so on. The above abbreviation of Ohio is recognized by the postal service and can be used on postcards, letters, and packages sent to or within Ohio. Ohio: Ohio: O., Oh. Appendix B TwoâLetter State and Possession Abbreviations. "OH" in all caps is the postal abbreviation.