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

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-737 A Watertown MA SOVLMAABCMD  516J TON80 COMMUNICATIONS, LLC 128      
857-746 A Brookline MA SOVLMAABCMD  516J TON80 COMMUNICATIONS, LLC 128      
857-753 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-754 A Quincy MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-755 A Quincy MA SOVLMAABAMD  965H FRACTEL, LLC 128      
857-756 A Cambridge MA CMBRMABEX9Y  0334 METROPOLITAN TELECOMMUNICATIONS OF MASS DBA METTEL 128      
857-757 A Cambridge MA   507J THE VOICE APPLICATION NETWORK, LLC 128   2025-04-21   
857-758 A Boston MA SOVLMAABAMD  965H FRACTEL, LLC 128      
857-760 A Watertown MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-762 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-763 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-766 A South Boston MA SOVLMAABAMD  965H FRACTEL, LLC 128      
857-767 A Boston MA SOVLMAABCMD  516J TON80 COMMUNICATIONS, LLC 128      
857-770 A Boston MA CMBRMABEEMD  116E INTRADO COMMUNICATIONS, LLC 128      
857-772 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-773 A Jamaica Plain MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-776 A Chelsea MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
857-777 A Cambridge MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
857-788 A Boston MA CMBRMABEXFX  622J SKYE TELECOM LLC DBA SKYETEL 128      
857-799 A Cambridge MA CMBRMABEQMD  321J HD CARRIER LLC 128      
857-800 A Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-810 A Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-814 A Boston MA   MULT 128      
857-816 A Winthrop MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
857-822 A Somerville MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2025-01-03   
857-829 A Cambridge MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-02-09   
857-832 A Brighton MA SOVLMAABCMD  516J TON80 COMMUNICATIONS, LLC 128      
857-833 A Winthrop MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2025-01-03   
857-837 A Charlestown MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-847 A Dorchester MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128      
857-855 A Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-856 A Cambridge MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-857 A Newton MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2025-01-03   
857-858 A Newton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-867 A Brookline MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128      
857-869 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-877 A Brighton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-880 A Boston MA SOVLMAAB5MD  732H BARR TELL USA, INC. - MA 128      
857-887 A Jamaica Plain MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128      
857-888 A Everett MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-891 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-895 A Boston MA CMBRMABE8MD  156J RCLEC, INC. 128      
857-919 A Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-920 A Cambridge MA XXXXXXXXXXX  9102 VERIZON NEW ENGLAND INC. 128      
857-928 A Cambridge MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-930 A Boston MA CMBRMABE8MD  156J RCLEC, INC. 128      
857-931 A Boston MA CMBRMABE02T  9102 VERIZON NEW ENGLAND INC. 128      
857-939 A Quincy MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-944 A Boston MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-27   
857-957 A Boston MA CMBRMABEZMD  756G WIDE VOICE, LLC - MA 128      
857-961 A Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-971 A Charlestown MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-972 A Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
857-989 A Newton MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-26   
857-990 A Boston MA BSTPMALLMMD  139F WORLDCALL INTERCONNECT INC. 128      
857-991 A Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
857-994 A Newton MA   490J DISH WIRELESS, LLC 128   2025-07-03   
857-995 A Somerville MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-996 A Boston MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
857-997 A Somerville MA CMBRMABEQMD  321J HD CARRIER LLC 128      
857-998 A Cambridge MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-999 A Cambridge MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      

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Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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