401 Area Code — Rhode Island
401 is a North American Numbering Plan area code for Rhode Island, the United States. It covers about 1,101,850 people in 70 towns and 90 ZIP codes, including Providence, Warwick and Pawtucket.
| Field | Value |
|---|---|
| Area code | 401 |
| Country | United States (+1) |
| State / province | Rhode Island |
| Type | Standalone (no other NANP code covers the same towns) |
| Time zone | Eastern |
| Population covered | 1,101,850 |
| Towns covered | 70 |
| ZIP codes | 90 |
| Approx. centre | 41.706, -71.505 |
Where area code 401 is used
Area code 401 is assigned to Rhode Island, the United States, inside the North American Numbering Plan. Numbers in the code are written (401) NXX-XXXX at home and +1 401 NXX-XXXX when dialled from outside Canada and the United States. Since the NANP moved to 10-digit dialling you must always include the area code, even for a local call.
Towns and cities in area code 401
The 70 towns below are the largest in the 401 footprint, ranked by population. Every one of them links to its own page with the full list of area codes and ZIP codes for that town.
| Town | County | Population | ZIP codes |
|---|---|---|---|
| Providence | Providence County | 220,495 | 12 |
| Warwick | Kent County | 77,943 | 4 |
| Pawtucket | Providence County | 75,942 | 3 |
| Cranston | Providence County | 72,803 | 3 |
| Woonsocket | Providence County | 43,521 | 1 |
| Cumberland | Providence County | 36,820 | 1 |
| Coventry | Kent County | 33,298 | 1 |
| West Warwick | Kent County | 31,173 | 1 |
| Johnston | Providence County | 29,802 | 1 |
| Newport | Newport County | 24,874 | 2 |
| North Kingstown | Washington County | 23,406 | 1 |
| Central Falls | Providence County | 22,701 | 1 |
Counties covered
| County | ZIP codes |
|---|---|
| Providence County | 46 |
| Washington County | 23 |
| Newport County | 9 |
| Kent County | 9 |
| Bristol County | 3 |
Nearby area codes
How to dial area code 401
- Within North America: 401 + 7-digit number (401-NXX-XXXX). The leading 1 is optional on a mobile phone and required on most landlines for long-distance.
- From abroad: your country's international prefix, then 1, then 401, then the 7-digit number — for example 00 1 401 NXX-XXXX from most of Europe.
Frequently asked questions
What area code is 401?
401 is a North American Numbering Plan area code assigned to Rhode Island, the United States. It covers about 1,101,850 people in 70 towns.
Is 401 a US or Canadian area code?
401 is a United States area code. Canada and the United States share the +1 country code, so both are part of the same numbering plan.
What time zone is area code 401 in?
Area code 401 is in the Eastern time zone.
Do I have to dial 10 digits?
Yes. Every NANP call now requires the area code plus the seven-digit number, even for a local call.