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: 316

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-316 A Cliffside NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-316 0 Cliffside NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2021-04-30   
551-316 1 Cliffside NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2021-07-08   
551-316 2 Cliffside NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2021-07-15   
551-316 3 Cliffside NJ WAYNNJAWCMS  5562 METROPCS, INC. 224   2022-09-20   
551-316 4 Cliffside NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2021-03-11   
551-316 5 Cliffside NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2021-03-11   
551-316 6 Cliffside NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2021-07-15   
551-316 7 Cliffside NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2021-05-17   
551-316 8 Cliffside NJ HCKNNJHKX4X  624H ONVOY SPECTRUM, LLC 224   2021-05-03   
551-316 9 Cliffside NJ RCPKNJ02XJY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2021-05-21   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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