Area code 401 is an area code for the U.S. State of Rhode Island. It is the only area code for Rhode Island. It was one of the first area codes, created in 1947.
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Canada |
- Alberta
- British Columbia
- Manitoba
- New Brunswick
- Newfoundland and Labrador
- Northwest Territories
- Nova Scotia
- Nunavut
- Ontario
- Prince Edward Island
- Quebec
- Saskatchewan
- Yukon
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Caribbean | |
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Oceania |
- American Samoa
- Commonwealth of the Northern Marianas
- Guam
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United States | |
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Former |
- Belize
- Costa Rica
- Cuba
- El Salvador
- Guatemala
- Haiti
- Honduras
- Mexico
- Nicaragua
- Panama
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