Southold, NY Area Codes
Southold, New York (population 6,600) uses area codes 631 and 934.
Carriers with Southold numbers
5 prefixes are assigned to the Southold exchange: 0% mobile, 40% VoIP and cable, 60% landline.
| Carrier | Prefixes |
|---|---|
| Bandwidth | 1 |
| Verizon | 1 |
| Lumen (Level 3) | 1 |
| Csc Voice | 1 |
| Fractel | 1 |
Area codes used in Southold
| Area code | Prefixes serving Southold | Main carriers in this code |
|---|---|---|
| 631 | 4 | Verizon, Verizon Business (MCImetro), T-Mobile |
| 934 | 1 | Onvoy (Sinch), Fractel, T-Mobile |
Southold phone number prefixes
Numbers starting with these first six digits were originally assigned to the Southold exchange.
631-407Bandwidth631-765Verizon631-876Lumen (Level 3)631-937Csc Voice934-942Fractel
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 Southold, NY?
- Southold 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 Southold in?
- Southold is in the Eastern time zone.