Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: PRVDRIGRXBX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
401-215 A Providence RI 7421 AT&T LOCAL 130      
401-215 1 Providence RI 7421 AT&T LOCAL 130      
401-215 2 Providence RI 7421 AT&T LOCAL 130      
401-215 9 Providence RI 7421 AT&T LOCAL 130      
401-237 5 Warren RI 7421 AT&T LOCAL 130   2003-11-29   
401-250 A West Warwick RI 7421 AT&T LOCAL 130      
401-250 1 West Warwick RI 7421 AT&T LOCAL 130      
401-287 A Warwick RI 7421 AT&T LOCAL 130      
401-287 3 Warwick RI 7421 AT&T LOCAL 130      
401-287 9 Warwick RI 7421 AT&T LOCAL 130      
401-315 6 Westerly RI 7421 AT&T LOCAL 130   2003-11-29   
401-363 A Narragansett RI 7421 AT&T LOCAL 130      
401-363 4 Narragansett RI 7421 AT&T LOCAL 130   2003-11-29   
401-471 4 Greenwich RI 7421 AT&T LOCAL 130   2002-10-21   
401-551 A Newport RI 7421 AT&T LOCAL 130      
401-551 9 Newport RI 7421 AT&T LOCAL 130      
401-610 A Coventry RI 7421 AT&T LOCAL 130      
401-610 2 Coventry RI 7421 AT&T LOCAL 130      
401-733 A Woonsocket RI 7421 AT&T LOCAL 130      
401-733 0 Woonsocket RI 7421 AT&T LOCAL 130      
401-733 2 Woonsocket RI 7421 AT&T LOCAL 130   2012-07-09   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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