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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
857-200 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-201 A Winthrop MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-202 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-203 A Jamaica Plain MA WRXBMABERP0  9102 VERIZON NEW ENGLAND INC. 128      
857-204 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-205 A Boston MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-206 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-207 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-208 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-209 A Cambridge MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
857-210 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-212 A Dorchester MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-213 A Boston MA   829J PAETEC ITEL, LLC 128      
857-214 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-215 A Brookline MA BKLIMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
857-216 A Newton MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128      
857-217 A Dorchester MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-218 A Brookline MA BKLIMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
857-219 A Newton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-220 A Dorchester MA   829J PAETEC ITEL, LLC 128      
857-221 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-222 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-223 A Boston MA   829J PAETEC ITEL, LLC 128      
857-224 A Boston MA BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
857-225 A Brookline MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-226 A Newton MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128      
857-227 A Somerville MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
857-228 A Watertown MA   829J PAETEC ITEL, LLC 128      
857-229 A Newton MA   829J PAETEC ITEL, LLC 128      
857-230 A Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-231 A Newton MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-232 A Newton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-233 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-234 A Brookline MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-235 A Cambridge MA CMBRMAWADS2  9102 VERIZON NEW ENGLAND INC. 128      
857-236 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-237 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-238 A Boston MA BSTNMABODS9  9102 VERIZON NEW ENGLAND INC. 128      
857-239 A Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-240 A Newton MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
857-241 A Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
857-242 A Cambridge MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128      
857-243 A Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-244 A Boston MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-245 A Brookline MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128      
857-246 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-247 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-248 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-249 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-250 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-251 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-252 A Quincy MA   829J PAETEC ITEL, LLC 128      
857-253 A Cambridge MA   829J PAETEC ITEL, LLC 128      
857-254 A Boston MA   829J PAETEC ITEL, LLC 128      
857-255 A Newton MA   829J PAETEC ITEL, LLC 128      
857-256 A East Boston MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
857-257 A South Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-258 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-259 A Cambridge MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-260 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-261 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-262 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-263 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-264 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-265 A Boston MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-266 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-267 A Milton MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
857-268 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-269 A Roxbury MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
857-270 A Cambridge MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-271 A Dorchester MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-272 A Boston MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-273 A Jamaica Plain MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
857-274 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-275 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-276 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-277 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-278 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-279 A Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-280 A Brighton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-281 A Quincy MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-282 A Boston MA BSTNMABODS9  9102 VERIZON NEW ENGLAND INC. 128      
857-283 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-284 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-285 A Cambridge MA   829J PAETEC ITEL, LLC 128      
857-286 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-287 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-288 A Boston MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
857-289 A Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-290 A Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-291 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-292 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-293 A East Boston MA   829J PAETEC ITEL, LLC 128      
857-294 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-295 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-296 A Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
857-297 A Newton MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
857-298 A Cambridge MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128      
857-299 A Belmont MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-300 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      

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

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