What Is the Abbreviation for South Carolina?
The standard abbreviation for South Carolina is SC. This page explains why South Carolina uses SC, how the code fits into the modern USPS system, what older printed abbreviations looked like, and which nearby or similar state codes people commonly confuse with it.
What Is the Abbreviation for South Carolina?
South Carolina is abbreviated SC. Older sources may use S.C., but the two-letter postal form SC is the modern standard for addresses, forms, databases, and current style guides.
Use SC for South Carolina in mailing addresses, shipping labels, official forms, and database entries.
Why South Carolina Uses SC
South Carolina's USPS abbreviation is SC.
SC became South Carolina's standard postal abbreviation in 1963. The older form S.C. still appears in older writing, but SC is the form used in current addresses and forms.
Old Abbreviation for South Carolina
Before the USPS two-letter system became the mailing standard in 1963, printed reference books and newspapers often used longer abbreviations with punctuation. For South Carolina, that older style was usually S.C..
That older form still appears in historical texts, archival material, and some legacy style guides, but the modern postal and database standard is SC. If someone searches for old abbreviation for South Carolina, the practical answer is to recognize S.C. and use SC in current writing and addresses.
How to Write South Carolina in an Address
In standard American addressing, the state line uses the city name followed by the two-letter code and ZIP Code. The abbreviation stays uppercase and does not take periods.
That same format applies in checkout forms, school worksheets, CRM exports, spreadsheets, shipping labels, and government databases — anywhere a two-letter state code is required.
SC Compared With Similar State Codes
SC is often checked against NC and SD because directional state codes can be easy to mix up in forms and lists.
Related Abbreviation Questions
These states share a first letter, region, or alphabetical position with South Carolina and are commonly checked alongside it.
Capital, Region, and Context
South Carolina belongs to the South region. Its capital is Columbia, and its postal code SC is used in addresses, forms, and databases throughout the country.
South Carolina entered the Union on May 23, 1788.
FAQ
What is the abbreviation for South Carolina?
The standard USPS abbreviation for South Carolina is SC.
What is the postal abbreviation for South Carolina?
SC is the two-letter postal abbreviation for South Carolina. It is the form used in mailing addresses, shipping labels, forms, and databases.
How do you abbreviate South Carolina?
Abbreviate South Carolina as SC in current USPS, mailing, and database use.
Why is South Carolina abbreviated SC?
South Carolina's USPS abbreviation is SC.
What does SC stand for?
SC stands for South Carolina in the USPS state abbreviation system.
What is the old abbreviation for South Carolina?
Older editorial styles often wrote South Carolina as S.C.. For mailing and database use, the modern standard is SC.
How do you write a South Carolina mailing address?
Use the city name, then the two-letter postal code SC, then the ZIP Code. For example: Columbia, SC 00000.
What state is SC?
SC is the postal abbreviation for South Carolina, located in the South region. The capital is Columbia.
Test All 50 State Abbreviations
Now that you know SC stands for South Carolina, see how many of the other 49 you can get right. The M-states and I-states trip up most people.