504 area code
New Orleans area, Central Time.Area code 504 covers New Orleans, Kenner, Lafitte and 2 more places in Louisiana, on Central Time.
Right now in New Orleans
Central Time (CST, UTC-6; CDT, UTC-5 in summer)
Calling hours: Mon to Sat, 8 AM to 8 PM · Sun, no calls (Louisiana law)
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Where 504 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 504 has 5. Each one's share is how many 504 numbers start there. Its biggest metro area is New Orleans-Metairie, LA.
- New Orleans77%
- Kenner18%
- Lafitte2%
- Jesuit Bend2%
Also: Venice
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call a 504 number?
Sales calls to homes and cell phones have legal hours, set by Louisiana law. Hold every 504 number to them, since you can't tell a work line from a personal cell.
What applies to 504Mon to Sat, 8 AM to 8 PM · Sun, no calls
- Federal (TCPA and FTC rule)Every day, 8 AM to 9 PMCalls to residential and mobile numbers. Most calls to businesses are exempt from the FTC's rule.47 CFR 64.1200(c)(1); 16 CFR 310.4(c) (opens in a new tab)
- Louisiana lawMon to Sat, 8 AM to 8 PM · Sun, no callsNo calls on legal holidays either, which the tool doesn't track.LPSC General Order R-35852 (Mar. 10, 2021), §V(A)(2) (opens in a new tab)
Local time comes from the area code, not from where the person is today. Mobiles keep their number when they move. Calling hours here are a guide, not legal advice. Every state's calling hours, with sources
The 504 area code
504 is one of the original area codes from 1947, and 225 and 985 were later split off from it. Local calls take all 10 digits.
- 1947504 starts
- 1998225 split off
- 2001985 split off
Source: NANPA area code database
Calling a list of 504 numbers?
Paste it into the free phone number validator. It checks every number, finds each one's time zone and sorts the list by who you can call right now.
504 area code FAQ
What area code is 504?
504 is a Louisiana area code for New Orleans, Kenner, Lafitte, Jesuit Bend and 1 more place.
What time zone is the 504 area code in?
Central Time (CST, UTC-6; CDT, UTC-5 in summer).
What are the calling hours for 504 numbers?
Mon to Sat, 8 AM to 8 PM · Sun, no calls, local time, under Louisiana law.
When did the 504 area code start?
In 1947: it's one of the original area codes.
Calling 504 numbers? Reach more of them.
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