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: PRVDRIWABMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
401-240 6 Bristol RI 321J HD CARRIER LLC 130      
401-240 7 Bristol RI 321J HD CARRIER LLC 130      
401-342 0 Bristol RI 321J HD CARRIER LLC 130      
401-342 2 Bristol RI 321J HD CARRIER LLC 130      
401-342 3 Bristol RI 321J HD CARRIER LLC 130      
401-342 4 Bristol RI 321J HD CARRIER LLC 130      
401-385 1 Coventry RI 321J HD CARRIER LLC 130      
401-385 2 Coventry RI 321J HD CARRIER LLC 130      
401-385 4 Coventry RI 321J HD CARRIER LLC 130      
401-472 2 Portsmouth RI 321J HD CARRIER LLC 130      
401-472 3 Portsmouth RI 321J HD CARRIER LLC 130      
401-610 6 Coventry RI 321J HD CARRIER LLC 130      
401-610 7 Coventry RI 321J HD CARRIER LLC 130      
401-678 4 Pascoag RI 321J HD CARRIER LLC 130      
401-678 5 Pascoag RI 321J HD CARRIER LLC 130      
401-799 A Providence RI 321J HD CARRIER LLC 130      
401-799 9 Providence RI 321J HD CARRIER LLC 130      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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