Lake Grove, NY Area Codes
Lake Grove, New York (population 11,168) uses area codes 631 and 934.
Lake Grove has no telephone exchange of its own in NANPA records; it is served by the St. James exchange about 3.6 km away.
Carriers with Lake Grove numbers
8 prefixes are assigned to the St. James exchange: 0% mobile, 63% VoIP and cable, 38% landline.
| Carrier | Prefixes |
|---|---|
| Verizon Business (MCImetro) | 2 |
| Verizon | 2 |
| Cablevision Lightpath | 2 |
| Csc Voice | 1 |
| Commio | 1 |
Area codes used in Lake Grove
| Area code | Prefixes serving Lake Grove | Main carriers in this code |
|---|---|---|
| 631 | 6 | Verizon, Verizon Business (MCImetro), T-Mobile |
| 934 | 2 | Onvoy (Sinch), Fractel, T-Mobile |
Lake Grove phone number prefixes
Numbers starting with these first six digits were originally assigned to the St. James exchange.
631-250Csc Voice631-551Verizon Business (MCImetro)631-584Verizon631-621Verizon Business (MCImetro)631-686Cablevision Lightpath631-862Verizon934-202Cablevision Lightpath934-245Commio
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 Lake Grove, NY?
- Lake Grove 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 Lake Grove in?
- Lake Grove is in the Eastern time zone.