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: 370

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-370 A Ridgewood NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224      
551-370 0 Ridgewood NJ NWRKNJMDDSK  637C ONVOY, LLC NJ 224   2019-05-06   
551-370 1 Ridgewood NJ NWRKNJMDDSK  637C ONVOY, LLC NJ 224   2019-05-06   
551-370 2 Ridgewood NJ RCPKNJ02GT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2019-06-07   
551-370 3 Ridgewood NJ NWRKNJMDDMD  506J TWILIO INTERNATIONAL INC 224   2020-12-01   
551-370 4 Ridgewood NJ RCPKNJ02GT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2019-08-11   
551-370 5 Ridgewood NJ JRCYNJ658MD  197D VONAGE NETWORK INC. 224   2020-07-10   
551-370 6 Ridgewood NJ NBWKNJNBXLY  7142 TELEPORT COMMUNICATIONS GROUP - NEW YORK - NJ 224   2019-07-01   
551-370 7 Ridgewood NJ JRCYNJ658MD  197D VONAGE NETWORK INC. 224   2020-07-10   
551-370 8 Ridgewood NJ RCPKNJ02GT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2019-08-11   
551-370 9 Ridgewood NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2019-03-30   

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

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