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.
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Switch: PRVDRIWAXJY

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
401-955 8 Pawtucket RI 977E ONVOY, LLC - RI 130   2021-01-16   
401-955 9 Pawtucket RI 977E ONVOY, LLC - RI 130   2021-01-16   
401-990 1 West Warwick RI 977E ONVOY, LLC - RI 130   2023-08-09   
401-990 2 West Warwick RI 977E ONVOY, LLC - RI 130   2023-08-09   
401-990 3 West Warwick RI 977E ONVOY, LLC - RI 130   2023-08-09   
401-990 4 West Warwick RI 977E ONVOY, LLC - RI 130   2023-08-09   
401-990 5 West Warwick RI 977E ONVOY, LLC - RI 130   2023-08-09   
401-990 6 West Warwick RI 977E ONVOY, LLC - RI 130   2023-08-09   
401-990 7 West Warwick RI 977E ONVOY, LLC - RI 130   2023-08-09   
401-990 8 West Warwick RI 977E ONVOY, LLC - RI 130   2023-08-09   
401-990 9 West Warwick RI 977E ONVOY, LLC - RI 130   2023-08-09   
401-998 0 Pawtucket RI 977E ONVOY, LLC - RI 130   2025-01-17   
401-998 1 Pawtucket RI 977E ONVOY, LLC - RI 130   2025-03-08   
401-998 2 Pawtucket RI 977E ONVOY, LLC - RI 130   2025-04-11   
401-998 8 Pawtucket RI 977E ONVOY, LLC - RI 130   2025-03-08   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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