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: CMBRMABEQMD

<< 1 2 3 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
781-720 6 Melrose MA 321J HD CARRIER LLC 128   2016-09-03   
781-720 7 Melrose MA 321J HD CARRIER LLC 128   2015-06-19   
781-732 2 Lynn MA 321J HD CARRIER LLC 128   2016-05-12   
781-732 3 Lynn MA 321J HD CARRIER LLC 128   2016-05-12   
781-763 3 Rockland MA 321J HD CARRIER LLC 128   2016-05-12   
781-763 5 Rockland MA 321J HD CARRIER LLC 128   2016-05-12   
781-763 6 Rockland MA 321J HD CARRIER LLC 128   2016-05-12   
781-763 8 Rockland MA 321J HD CARRIER LLC 128   2016-05-12   
781-832 8 Stoneham MA 321J HD CARRIER LLC 128   2016-04-16   
781-838 3 Winchester MA 321J HD CARRIER LLC 128   2016-09-03   
781-838 4 Winchester MA 321J HD CARRIER LLC 128   2016-09-03   
781-838 5 Winchester MA 321J HD CARRIER LLC 128   2016-09-03   
781-838 7 Winchester MA 321J HD CARRIER LLC 128   2016-09-03   
781-838 9 Winchester MA 321J HD CARRIER LLC 128   2016-09-03   
781-850 9 Stoneham MA 321J HD CARRIER LLC 128   2016-09-03   
781-922 7 Revere MA 321J HD CARRIER LLC 128   2016-02-19   
781-954 1 Stoneham MA 321J HD CARRIER LLC 128   2016-04-16   
781-954 6 Stoneham MA 321J HD CARRIER LLC 128   2016-04-16   
781-954 7 Stoneham MA 321J HD CARRIER LLC 128   2016-04-16   
781-954 9 Stoneham MA 321J HD CARRIER LLC 128   2016-09-03   
781-977 1 Winchester MA 321J HD CARRIER LLC 128   2016-09-03   
857-226 7 Newton MA 321J HD CARRIER LLC 128   2016-02-19   
857-227 2 Somerville MA 321J HD CARRIER LLC 128   2016-04-11   
857-227 6 Somerville MA 321J HD CARRIER LLC 128   2016-04-11   
857-227 8 Somerville MA 321J HD CARRIER LLC 128   2016-04-11   
857-256 6 East Boston MA 321J HD CARRIER LLC 128   2016-04-11   
857-279 9 Newton MA 321J HD CARRIER LLC 128   2016-09-03   
857-280 2 Brighton MA 321J HD CARRIER LLC 128   2016-04-29   
857-280 3 Brighton MA 321J HD CARRIER LLC 128   2016-04-29   
857-280 4 Brighton MA 321J HD CARRIER LLC 128   2016-04-29   
857-280 5 Brighton MA 321J HD CARRIER LLC 128   2016-04-29   
857-280 6 Brighton MA 321J HD CARRIER LLC 128   2016-04-29   
857-280 7 Brighton MA 321J HD CARRIER LLC 128   2016-04-29   
857-280 8 Brighton MA 321J HD CARRIER LLC 128   2016-04-29   
857-280 9 Brighton MA 321J HD CARRIER LLC 128   2016-04-29   
857-308 5 Roxbury MA 321J HD CARRIER LLC 128   2015-06-19   
857-309 9 Dorchester MA 321J HD CARRIER LLC 128   2015-06-19   
857-314 5 Milton MA 321J HD CARRIER LLC 128   2016-04-11   
857-314 9 Milton MA 321J HD CARRIER LLC 128   2016-04-11   
857-325 5 Newton MA 321J HD CARRIER LLC 128   2015-06-19   
857-325 8 Newton MA 321J HD CARRIER LLC 128   2016-09-03   
857-325 9 Newton MA 321J HD CARRIER LLC 128   2016-09-03   
857-336 2 Winthrop MA 321J HD CARRIER LLC 128   2016-05-01   
857-336 3 Winthrop MA 321J HD CARRIER LLC 128   2016-05-01   
857-336 4 Winthrop MA 321J HD CARRIER LLC 128   2016-05-01   
857-336 5 Winthrop MA 321J HD CARRIER LLC 128   2016-05-01   
857-336 9 Winthrop MA 321J HD CARRIER LLC 128   2016-09-03   
857-363 4 Everett MA 321J HD CARRIER LLC 128   2016-09-03   
857-385 0 Dorchester MA 321J HD CARRIER LLC 128   2016-09-03   
857-385 1 Dorchester MA 321J HD CARRIER LLC 128   2016-09-03   
857-385 4 Dorchester MA 321J HD CARRIER LLC 128   2016-09-03   
857-385 5 Dorchester MA 321J HD CARRIER LLC 128   2016-09-03   
857-385 7 Dorchester MA 321J HD CARRIER LLC 128   2016-09-03   
857-402 A East Boston MA 321J HD CARRIER LLC 128      
857-402 0 East Boston MA 321J HD CARRIER LLC 128   2016-04-11   
857-402 1 East Boston MA 321J HD CARRIER LLC 128   2016-04-11   
857-402 3 East Boston MA 321J HD CARRIER LLC 128   2016-04-11   
857-402 4 East Boston MA 321J HD CARRIER LLC 128   2016-04-11   
857-402 5 East Boston MA 321J HD CARRIER LLC 128   2016-04-11   
857-402 7 East Boston MA 321J HD CARRIER LLC 128   2016-04-11   
857-402 9 East Boston MA 321J HD CARRIER LLC 128   2016-04-11   
857-403 5 Quincy MA 321J HD CARRIER LLC 128   2016-09-03   
857-407 2 Roxbury MA 321J HD CARRIER LLC 128   2016-02-19   
857-414 A Brighton MA 321J HD CARRIER LLC 128      
857-414 0 Brighton MA 321J HD CARRIER LLC 128   2016-09-03   
857-414 2 Brighton MA 321J HD CARRIER LLC 128   2016-09-03   
857-414 3 Brighton MA 321J HD CARRIER LLC 128   2016-09-03   
857-414 4 Brighton MA 321J HD CARRIER LLC 128   2016-09-03   
857-414 5 Brighton MA 321J HD CARRIER LLC 128   2016-09-03   
857-414 6 Brighton MA 321J HD CARRIER LLC 128   2016-09-03   
857-414 8 Brighton MA 321J HD CARRIER LLC 128   2016-09-03   
857-414 9 Brighton MA 321J HD CARRIER LLC 128   2016-09-03   
857-477 0 Jamaica Plain MA 321J HD CARRIER LLC 128   2016-04-12   
857-477 1 Jamaica Plain MA 321J HD CARRIER LLC 128   2016-04-12   
857-477 2 Jamaica Plain MA 321J HD CARRIER LLC 128   2016-04-12   
857-477 3 Jamaica Plain MA 321J HD CARRIER LLC 128   2016-04-12   
857-477 4 Jamaica Plain MA 321J HD CARRIER LLC 128   2016-04-12   
857-477 5 Jamaica Plain MA 321J HD CARRIER LLC 128   2016-04-16   
857-477 6 Jamaica Plain MA 321J HD CARRIER LLC 128   2016-04-12   
857-477 9 Jamaica Plain MA 321J HD CARRIER LLC 128   2016-04-12   
857-523 4 Somerville MA 321J HD CARRIER LLC 128   2016-09-03   
857-577 0 Charlestown MA 321J HD CARRIER LLC 128   2016-04-12   
857-577 1 Charlestown MA 321J HD CARRIER LLC 128   2016-04-12   
857-577 2 Charlestown MA 321J HD CARRIER LLC 128   2016-04-12   
857-577 3 Charlestown MA 321J HD CARRIER LLC 128   2016-04-12   
857-577 4 Charlestown MA 321J HD CARRIER LLC 128   2016-04-12   
857-577 5 Charlestown MA 321J HD CARRIER LLC 128   2016-04-12   
857-577 6 Charlestown MA 321J HD CARRIER LLC 128   2016-04-12   
857-577 9 Charlestown MA 321J HD CARRIER LLC 128   2016-04-12   
857-587 A Dorchester MA 321J HD CARRIER LLC 128      
857-587 2 Dorchester MA 321J HD CARRIER LLC 128   2016-05-12   
857-587 3 Dorchester MA 321J HD CARRIER LLC 128   2016-05-12   
857-587 4 Dorchester MA 321J HD CARRIER LLC 128   2016-05-12   
857-587 5 Dorchester MA 321J HD CARRIER LLC 128   2016-05-12   
857-587 6 Dorchester MA 321J HD CARRIER LLC 128   2016-05-12   
857-587 7 Dorchester MA 321J HD CARRIER LLC 128   2016-03-21   
857-587 8 Dorchester MA 321J HD CARRIER LLC 128   2016-05-12   
857-587 9 Dorchester MA 321J HD CARRIER LLC 128   2016-05-12   
857-799 A Cambridge MA 321J HD CARRIER LLC 128      
857-799 9 Cambridge MA 321J HD CARRIER LLC 128   2018-12-29   

<< 1 2 3 >>

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.