Local time
--:-- EDT
Time difference to GMT/UTC
| Standard time: | UTC/GMT -5:00 hours |
|---|---|
| Daylight saving time: | +1:00 hour |
| Current time zone offset: | UTC/GMT -4:00 hours |
| Time zone abbreviation: | EDT |
Daylight Saving Time 2025 (Summer Time)
DST starts on Sunday 09 March 2025, 02:00
DST ends on Sunday 02 November 2025, 02:00
Time zone
The 631 area code lies within the Eastern Time (ET)
EST - Eastern Standard TimeEDT - Eastern Daylight Time when daylight saving time is being observed (from early March to early November)
Location
Major cities and communities served by area code 631
Suffolk County
- Brentwood
- West Babylon
- Coram
- Commack
- Central Islip
- Huntington Station
- Centereach
- West Islip
- Deer Park
- Lindenhurst
- Holbrook
- Smithtown
- Bay Shore
- Medford
- Copiague
- East Patchogue
- Hauppauge
- East Northport
- Lake Ronkonkoma
- Selden
- Holtsville
- Ronkonkoma
- Melville
- Islip
- Huntington
- North Babylon
- Kings Park
- Sayville
- Farmingville
- Mastic
- East Islip
- Rocky Point
- Greenlawn
- Stony Brook
- Hampton Bays
- Nesconset
- Riverhead
- Patchogue
- Miller Place
- Babylon
- Mount Sinai
- Terryville
- Amityville
- Bayport
- Port Jefferson
- Northport
- Southold
- Cold Spring Harbor
- Mattituck
- Southampton
- Sag Harbor
- Bellport
- Eastport
- Bridgehampton
- Amagansett
- East Hampton
- Farmingdale
- Nassau