Area Code "401" Details & History:
Area code 401 is the telephone area code which serves all of Rhode Island. It is one of the original North American area codes, created in the mid-20th century. Rhode Island area code 401 has been in service since 1947. It has 369 landlines and 93 wireless prefixes (exchanges) serviced by 26 carriers. It covers 6 counties, 332 ZIP codes, and 76 cities, including Providence, Warwick, Cranston, Pawtucket, Woonsocket, West Warwick, Cumberland, Coventry, and Newport.
Counties served by this Area Code:
Bristol, Kent, Newport, Providence, and Washington!