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Noroton, CT Area Codes
Noroton, Connecticut (population 5,522) uses area codes 203 and 475.
Noroton has no telephone exchange of its own in NANPA records; it is served by the Darien Downtown exchange about 2.7 km away.
Carriers with Noroton numbers
20 prefixes are assigned to the Darien Downtown exchange: 0% mobile, 55% VoIP and cable, 45% landline.
| Carrier | Prefixes |
|---|---|
| Verizon Business (MCImetro) | 6 |
| Metropcs | 3 |
| Frontier | 3 |
| Onvoy (Sinch) | 2 |
| Cablevision Lightpath | 1 |
| AT&T (Teleport) | 1 |
| Paetec Itel | 1 |
| Lumen (Level 3) | 1 |
Area codes used in Noroton
| Area code | Prefixes serving Noroton | Main carriers in this code |
|---|---|---|
| 203 | 15 | Frontier, Verizon Wireless, AT&T Mobility |
| 475 | 5 | Onvoy (Sinch), Verizon Wireless, T-Mobile |
Noroton phone number prefixes
Numbers starting with these first six digits were originally assigned to the Darien Downtown exchange.
203-202Cablevision Lightpath203-280Verizon Business (MCImetro)203-309Metropcs203-320Verizon Business (MCImetro)203-424Metropcs203-559AT&T (Teleport)203-620Verizon Business (MCImetro)203-621Paetec Itel203-636Verizon Business (MCImetro)203-655Frontier203-656Frontier203-662Frontier203-669Lumen (Level 3)203-875At&T - Local203-898Verizon Business (MCImetro)475-259Metropcs475-264Onvoy (Sinch)475-328Verizon Business (MCImetro)475-336Fractel475-368Onvoy (Sinch)
Nearby cities in area code 203
- Bridgeport
- Stamford
- New Haven
- Waterbury
- Norwalk
- Danbury
- Meriden
- West Haven
- Milford
- Shelton
- Naugatuck
- East Haven
Questions
- What is the area code for Noroton, CT?
- Noroton uses 2 area codes: 203 and 475. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is Noroton in?
- Noroton is in the Eastern time zone.