Area Code 401-450 located in CRANSTON, PROVIDENCE, RI, more detail is as below. Place NPA (Numbering Plan Area) : 401 NXX (Local Number Prefix) : 450 City : CRANSTON County : PROVIDENCE State : RI (Rhode Island) NXX Use Type : Landline NXX Intro Version : 1996-10-15 FIPS (Federal Information Processing Standards) : 44007 LATA (Local Access Transport Area) : 130 Rate Center : PROVIDENCE ZIP Code Count : 1 ZIP Code Frequency : 33 ZIP Code : 02910 Other Information NPANXX : 401450 County Population : 0 Switch CLLI (Common Language Location Identifier) : PRVDRICEDS0 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 Company : MCIMETRO ACCESS TRANSMISSION SERVICES LLC - RI OCN (Operating Company Number) : 7231 Coverage Area Name : PROVIDENCE Latitude : 41.8174 Longitude : -71.4093 ‹ previous : 401-447 next › : 401-450 Telephone Number List 401-450-0000 ~ 401-450-9999