Islip, NY Area Codes
Islip, New York (population 17,224) uses area codes 631 and 934.
Carriers with Islip numbers
13 prefixes are assigned to the Islip exchange: 0% mobile, 38% VoIP and cable, 62% landline.
| Carrier | Prefixes |
|---|---|
| Verizon | 4 |
| Cablevision Lightpath | 2 |
| Paetec Itel | 1 |
| Csc Voice | 1 |
| Verizon Business (MCImetro) | 1 |
| Lumen (Level 3) | 1 |
| Tc Systems | 1 |
| Commio | 1 |
Area codes used in Islip
| Area code | Prefixes serving Islip | Main carriers in this code |
|---|---|---|
| 631 | 11 | Verizon, Verizon Business (MCImetro), T-Mobile |
| 934 | 2 | Onvoy (Sinch), Fractel, T-Mobile |
Islip phone number prefixes
Numbers starting with these first six digits were originally assigned to the Islip exchange.
631-210Paetec Itel631-224Verizon631-277Verizon631-313Cablevision Lightpath631-446Csc Voice631-481Verizon Business (MCImetro)631-581Verizon631-650Cablevision Lightpath631-840Lumen (Level 3)631-859Verizon631-960Tc Systems934-250Commio934-758Fractel
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 Islip, NY?
- Islip 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 Islip in?
- Islip is in the Eastern time zone.