Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: CATNMAAKAMD

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
857-262 7 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-08-01   
857-262 9 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-08-01   
857-263 A Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-263 0 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-09-05   
857-268 A Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-268 0 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-11-06   
857-268 1 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-11-01   
857-268 2 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-11-01   
857-268 3 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-07-01   
857-268 6 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-07-01   
857-270 A Cambridge MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-270 0 Cambridge MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-11-14   
857-270 1 Cambridge MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-07-27   
857-270 3 Cambridge MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-07-27   
857-270 4 Cambridge MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-06-17   
857-270 8 Cambridge MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-06-17   
857-274 A Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-274 0 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-04-01   
857-274 1 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-04-01   
857-274 2 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-04-01   
857-274 3 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-04-01   
857-274 4 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-04-01   
857-274 5 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-05-01   
857-274 6 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-05-01   
857-274 7 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-05-01   
857-274 8 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-05-01   
857-274 9 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-05-01   
857-275 A Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-275 0 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-15   
857-275 1 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-15   
857-275 2 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-15   
857-275 3 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-15   
857-275 4 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-15   
857-275 5 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-15   
857-275 6 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-15   
857-275 7 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-15   
857-275 8 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-15   
857-275 9 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-15   
857-276 A Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-276 0 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-11-15   
857-276 1 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-06-15   
857-276 2 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-06-15   
857-276 3 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-06-15   
857-276 4 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-06-15   
857-276 5 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-06-15   
857-276 6 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-06-15   
857-276 7 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-06-15   
857-276 8 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-06-15   
857-276 9 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-06-15   
857-278 A Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-278 0 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-10-15   
857-278 1 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-10-15   
857-278 2 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-10-15   
857-278 3 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-10-15   
857-278 4 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-10-15   
857-278 5 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-10-15   
857-278 6 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-10-15   
857-278 7 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-10-15   
857-278 8 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-10-15   
857-278 9 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-10-15   
857-279 A Newton MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-279 0 Newton MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-04-01   
857-279 1 Newton MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-11-30   
857-279 2 Newton MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-12-14   
857-279 3 Newton MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-12-14   
857-279 4 Newton MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-11-30   
857-281 A Quincy MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-281 0 Quincy MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2020-10-03   
857-281 1 Quincy MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2020-10-03   
857-281 2 Quincy MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2020-10-03   
857-281 3 Quincy MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2020-10-03   
857-281 4 Quincy MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2020-10-03   
857-281 5 Quincy MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2020-10-03   
857-281 6 Quincy MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2020-10-03   
857-281 7 Quincy MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2020-10-03   
857-281 8 Quincy MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2020-10-03   
857-281 9 Quincy MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2020-10-03   
857-283 A Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-283 0 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-283 1 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-283 2 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-283 3 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-283 4 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-07-07   
857-283 5 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-07-07   
857-283 6 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-07-07   
857-283 7 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-07-14   
857-283 8 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-07-14   
857-283 9 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-07-14   
857-286 A Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-286 0 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 1 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 2 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 3 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 4 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 5 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 6 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 7 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 8 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 9 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-287 1 Boston MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-03-18   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 >>

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.