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.

NPA: 984 [Rate centres in NPA 984] [Dial plan for NPA 984]

NXX: 378

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
984-378 A Cary NC RLGHNCHOXUY  638E ONVOY, LLC - NC 426   2024-05-25   
984-378 0 Cary NC RLGHNCHOXUY  638E ONVOY, LLC - NC 426   2024-05-25   
984-378 1 Cary NC RLGHNCHOXUY  638E ONVOY, LLC - NC 426   2024-06-30   
984-378 2 Cary NC   624H ONVOY SPECTRUM, LLC 426   2025-05-12   
984-378 3 Cary NC   624H ONVOY SPECTRUM, LLC 426   2025-05-12   
984-378 4 Cary NC RLGHNCHOX2Z  998E BANDWIDTH.COM CLEC, LLC - NC 426   2024-09-15   
984-378 5 Cary NC RLGHNCHOX2Z  998E BANDWIDTH.COM CLEC, LLC - NC 426   2024-09-15   
984-378 7 Cary NC RLGHNCHOX2Z  998E BANDWIDTH.COM CLEC, LLC - NC 426   2024-09-15   
984-378 8 Cary NC RLGHNCHOXUY  638E ONVOY, LLC - NC 426   2024-07-05   
984-378 9 Cary NC RLGHNCHOX2Z  998E BANDWIDTH.COM CLEC, LLC - NC 426   2024-09-15   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.