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.

NPA: 978 [Rate centres in NPA 978] [Dial plan for NPA 978]

<< 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 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-313 A Billerica MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-313 0 Billerica MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-313 1 Billerica MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-313 2 Billerica MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-313 3 Billerica MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-313 4 Billerica MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-313 5 Billerica MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-313 6 Billerica MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-313 7 Billerica MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-313 8 Billerica MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-313 9 Billerica MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-314 A Lawrence MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-315 A Wilmington MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-315 0 Wilmington MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-315 1 Wilmington MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-315 2 Wilmington MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-315 3 Wilmington MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-315 4 Wilmington MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-315 5 Wilmington MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-315 6 Wilmington MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-315 7 Wilmington MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128      
978-315 9 Wilmington MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-316 A Concord MA BSTNMABLOMD  9748 AMERICAN MESSAGING SERVICES, LLC 128      
978-317 A Peabody MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-318 A Concord MA CNCRMAWADS0  9102 VERIZON NEW ENGLAND INC. 128      
978-319 A Lowell MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-319 0 Lowell MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-319 1 Lowell MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-319 2 Lowell MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-319 3 Lowell MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-319 4 Lowell MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-319 5 Lowell MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-319 6 Lowell MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-319 7 Lowell MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-319 8 Lowell MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-319 9 Lowell MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-320 A Westford MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-320 0 Westford MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-320 1 Westford MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-320 2 Westford MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-320 3 Westford MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-320 4 Westford MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-320 5 Westford MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-320 6 Westford MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-320 7 Westford MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-320 8 Westford MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-320 9 Westford MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-321 A Winchendon MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-321 0 Winchendon MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-321 1 Winchendon MA   515J IP HORIZON LLC 128      
978-321 2 Winchendon MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-321 3 Winchendon MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-321 4 Winchendon MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
978-321 5 Winchendon MA WSBOMAGO0MD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-321 6 Winchendon MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-321 7 Winchendon MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128      
978-321 8 Winchendon MA   515J IP HORIZON LLC 128      
978-321 9 Winchendon MA BSTPMALLOMD  073H TELNYX LLC 128      
978-322 A Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-322 0 Lowell MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128      
978-322 1 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-322 2 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-322 3 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-322 4 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-322 5 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-322 6 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-322 7 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-322 8 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-322 9 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-323 A Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-323 0 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-323 1 Lowell MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-323 2 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-323 3 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-323 4 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-323 5 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-323 6 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-323 7 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-323 8 Lowell MA LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-323 9 Lowell MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-324 A Orange MA FKLNMACNDS0  6083 NORFOLK COUNTY INTERNET, INC. 128      
978-325 A Gloucester MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-325 0 Gloucester MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-325 1 Gloucester MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-325 2 Gloucester MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-325 3 Gloucester MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128      
978-325 4 Gloucester MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128      
978-325 5 Gloucester MA WSBOMAGOAMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-325 6 Gloucester MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-325 7 Gloucester MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-325 8 Gloucester MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-325 9 Gloucester MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-326 A Peabody MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-326 0 Peabody MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-326 1 Peabody MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-326 2 Peabody MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-326 3 Peabody MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-326 4 Peabody MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-326 5 Peabody MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-326 6 Peabody MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      

<< 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 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.