Area Code 401-328 located in PROVIDENCE, PROVIDENCE, RI, more detail is as below. Place NPA (Numbering Plan Area) : 401 NXX (Local Number Prefix) : 328 City : PROVIDENCE County : PROVIDENCE State : RI (Rhode Island) NXX Use Type : Wireless NXX Intro Version : 1997-04-01 FIPS (Federal Information Processing Standards) : 44007 Rate Center : PROVIDENCE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 02907 Other Information NPANXX : 401328 County Population : 0 Switch CLLI (Common Language Location Identifier) : PRVDRIBRDS1 MSA CBSA (Core Based Statistical Area) : Providence-New Bedford-Fall River, RI-MA MSA CBSA Code (Core Based Statistical Area) : 39300 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Latitude : None Longitude : None ‹ previous : 401-328 next › : 401-329 Telephone Number List 401-328-0000 ~ 401-328-9999