Local Calling Guide

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NPA: 857 [Rate centres in NPA 857] [Dial plan for NPA 857]

NXX: 776

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-776 A Chelsea MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
857-776 0 Chelsea MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-776 1 Chelsea MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-776 2 Chelsea MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-776 3 Chelsea MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
857-776 4 Chelsea MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-776 6 Chelsea MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
857-776 7 Chelsea MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
857-776 8 Chelsea MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-776 9 Chelsea MA   515J IP HORIZON LLC 128      

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

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