Slidell, Louisiana
Central Time Zone (UTC-6) · LA · —
About Area Codes in Slidell, Louisiana
Slidell, Louisiana is served by 2 area codes: 504, 985. When multiple area codes serve the same geographic area, it typically indicates overlay codes have been added to accommodate growing demand for phone numbers. All local calls within Slidell require 10-digit dialing. The city is in the Central time zone (UTC-6).
Frequently Asked Questions
What area code is Slidell, Louisiana?
Slidell, Louisiana uses area codes 504 and 985.
What time zone is Slidell in?
Slidell is in the Central time zone (UTC-6).
Do I need to dial 10 digits when calling Slidell?
Yes, all local calls in Slidell require 10-digit dialing because the area is served by multiple overlay area codes.
When was area code 504 created?
Area code 504 is one of the original 86 area codes established in 1947 as part of the North American Numbering Plan (NANP).
What cities share area code 504 with Slidell?
Other cities sharing area code 504 with Slidell include Chalmette, Covington, Gretna, Harvey, Kenner, among others.
Slidell, LA · Central Time Zone