Hammond, Louisiana
Area code 985
Where Is Area Code 985?
Area code 985 is in southeastern Louisiana. It serves communities north and west of the New Orleans area, including Hammond and a large stretch of the Florida Parishes and nearby bayou region. It is a geographic area code, not a statewide code.
Area code 985 covers major cities and communities such as Hammond, Houma, Slidell, Thibodaux, Covington, Mandeville, and Morgan City. It serves all or parts of parishes including Tangipahoa, St. Tammany, Terrebonne, Lafourche, Washington, St. Charles, St. John the Baptist, Assumption, and St. Mary. In Louisiana, parishes are the local equivalent of counties.
The 985 region includes Lake Pontchartrain’s north shore, the Mississippi River corridor west of New Orleans, and coastal bayou areas closer to the Gulf of Mexico. Notable places in the area include Fontainebleau State Park near Mandeville, Nicholls State University in Thibodaux, and Southeastern Louisiana University in Hammond.
History of Area Code 985
Area code 985 was created in 2001. It was split from area code 504, which had long served New Orleans and much of the surrounding region in southeastern Louisiana.
The split took effect on February 12, 2001. After the change, 504 remained with New Orleans, while 985 took over many suburban, Northshore, river parish, and bayou communities outside the city. Public records from the North American Numbering Plan identify 985 as a split, not an overlay.
Key Facts About Area Code 985
- Area code 985 is in Louisiana, and Hammond is one of the cities it serves.
- Area code 985 uses Central Time. That is CST, UTC-6, in standard time and CDT, UTC-5, in daylight saving time.
- Area code 985 was created on February 12, 2001, in a split from area code 504.
- Area code 985 is a geographic area code for southeastern Louisiana, not a toll-free code.
- Major cities in area code 985 include Hammond, Houma, Slidell, Thibodaux, Covington, Mandeville, and Morgan City.
- Area code 985 serves parts of the Florida Parishes, the Mississippi River parishes, and coastal bayou communities in southeastern Louisiana.
- Southeastern Louisiana University in Hammond is in the 985 area code region.
- Nicholls State University in Thibodaux is also in the 985 area code region.
Frequently Asked Questions
What state is area code 985 in?
Area code 985 is in Louisiana.
What major cities use area code 985?
Major cities in area code 985 include Hammond, Houma, Slidell, Thibodaux, Covington, Mandeville, and Morgan City.
Is area code 985 a toll-free number?
No. Area code 985 is a geographic area code.
Last updated: April 2026