Area Code 504

504 area code is being used for dialing/telecommunication purposes in Louisiana, covering 7 major cities and 3 counties, according to (NANP) North American Numbering Plan for 3-digit Numbering Plan Area (NPA) code. All the areas using NPA code 504 is part of CST (Central Standard Time) timezone.

504 Area Code Covers 7 Cities

Check this below table to know 7 major cities (having more than 20,000 population) in Louisiana using numbering plan area code 504 for dialing/telecommunication purposes.

City	ZIP Codes	Population
Chalmette, LA	3	22,192
Harvey, LA	2	21,485
Kenner, LA	4	65,785
Marrero, LA	2	32,003
Metairie, LA	12	140,046
New Orleans, LA	56	380,408

3 Counties Using 504 as Area Code

504 area code is being used in 3 counties of Louisiana for dialing/telecommunication purposes.

• Jefferson Parish, LA
• Orleans Parish, LA

39 More NPA Codes Related to Area Code 504

1 or more of these 39 NPA codes are being used in the same or adjacent states of Louisiana in the United States.

• 210 Area Code
• 214 Area Code
• 225 Area Code
• 228 Area Code
• 254 Area Code
• 281 Area Code
• 318 Area Code
• 325 Area Code
• 337 Area Code
• 346 Area Code
• 361 Area Code
• 409 Area Code
• 430 Area Code
• 432 Area Code
• 469 Area Code
• 479 Area Code
• 501 Area Code
• 512 Area Code
• 601 Area Code
• 662 Area Code
• 682 Area Code
• 713 Area Code
• 726 Area Code
• 737 Area Code
• 769 Area Code
• 806 Area Code
• 817 Area Code
• 830 Area Code
• 832 Area Code
• 870 Area Code
• 903 Area Code
• 915 Area Code
• 936 Area Code
• 940 Area Code
• 945 Area Code
• 956 Area Code
• 972 Area Code
• 979 Area Code
• 985 Area Code

Only One State Uses Area Code 504

• Louisiana