Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 551 [Rate centres in NPA 551] [Dial plan for NPA 551]

NXX: 321

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-321 A Park Ridge NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-321 0 Park Ridge NJ NWRKNJ0293Z  073H TELNYX LLC 224      
551-321 1 Park Ridge NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-321 2 Park Ridge NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-321 4 Park Ridge NJ HCKNNJHKX4X  624H ONVOY SPECTRUM, LLC 224      
551-321 5 Park Ridge NJ HCKNNJHKX4X  624H ONVOY SPECTRUM, LLC 224      
551-321 6 Park Ridge NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-321 7 Park Ridge NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-321 8 Park Ridge NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-321 9 Park Ridge NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      

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

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