Area Code 401-400 located in PROVIDENCE, PROVIDENCE, RI, more detail is as below. Place NPA (Numbering Plan Area) : 401 NXX (Local Number Prefix) : 400 City : PROVIDENCE County : PROVIDENCE State : RI (Rhode Island) NXX Use Type : Wireless NXX Intro Version : 3/4/2010 FIPS (Federal Information Processing Standards) : 44007 LATA (Local Access Transport Area) : 130 Rate Center : PROVIDENCE ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 02907 Other Information NPANXX : 401400 County Population : 0 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 : BANDWIDTH.COM CLEC, LLC - RI OCN (Operating Company Number) : 003F Coverage Area Name : PROVIDENCE Latitude : 41.8203 Longitude : -71.4141 ‹ previous : 401-399 next › : 401-402 Telephone Number List 401-400-0000 ~ 401-400-9999