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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
508-372 A Whitinsville MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
508-373 A Worcester MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
508-407 A Auburn MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
508-438 A Worcester MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
508-459 A Worcester MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
508-471 A Worcester MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
508-499 A Oxford MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
508-506 A Oxford MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
508-552 A Worcester MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
508-640 A Webster MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
508-719 A Shrewsbury MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
508-768 A Westboro MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
508-909 A Southbridge MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
508-917 A Millbury MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
508-980 A Charlton MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
774-221 A Auburn MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
774-246 A Whitinsville MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
774-354 A Leicester MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
774-449 A North Brookfield MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
774-490 A Sturbridge MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
774-495 A Webster MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
774-551 A Grafton MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
774-614 A Boylston MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
774-642 A Holden MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
774-760 A Westboro MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
774-799 A Shrewsbury MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
774-808 A Millbury MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-410 A Gardner MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
978-415 A Berlin MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
978-481 A Princeton MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
978-586 A Bolton MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-598 A Clinton MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-602 A Fitchburg MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-612 A Clinton MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
978-652 A Templeton MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-668 A Westminster MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-669 A Gardner MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
978-672 A Princeton MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-678 A Sterling MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-696 A Fitchburg MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-721 A Athol MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
978-728 A Leominster MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-756 A Petersham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
978-829 A Fitchburg MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
978-847 A Leominster MA 4673 CHOICE ONE COMMUNICATIONS - MA 128      
978-870 A Leominster MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-998 A Beverly MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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