North Sea, NY Area Codes
North Sea, New York (population 6,517) uses area codes 631 and 934.
North Sea has no telephone exchange of its own in NANPA records; it is served by the Water Mill exchange about 4.8 km away.
Carriers with North Sea numbers
6 prefixes are assigned to the Water Mill exchange: 0% mobile, 67% VoIP and cable, 33% landline.
| Carrier | Prefixes |
|---|---|
| Bandwidth | 2 |
| Onvoy (Sinch) | 1 |
| Lumen (Level 3) | 1 |
| Verizon | 1 |
| Paetec Itel | 1 |
Area codes used in North Sea
| Area code | Prefixes serving North Sea | Main carriers in this code |
|---|---|---|
| 631 | 4 | Verizon, Verizon Business (MCImetro), T-Mobile |
| 934 | 2 | Onvoy (Sinch), Fractel, T-Mobile |
North Sea phone number prefixes
Numbers starting with these first six digits were originally assigned to the Water Mill exchange.
631-500Onvoy (Sinch)631-641Bandwidth631-709Lumen (Level 3)631-726Verizon934-215Paetec Itel934-934Bandwidth
Nearby cities in area code 631
- West Babylon
- Coram
- Central Islip
- Commack
- Huntington Station
- Centereach
- Bay Shore
- Shirley
- Deer Park
- Lindenhurst
- West Islip
- Holbrook
Questions
- What is the area code for North Sea, NY?
- North Sea uses 2 area codes: 631 and 934. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is North Sea in?
- North Sea is in the Eastern time zone.