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
978-339 0 Littleton MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-339 1 Littleton MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-339 2 Littleton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-339 3 Littleton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-339 4 Littleton MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
978-339 5 Littleton MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-339 6 Littleton MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-339 7 Littleton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-339 8 Littleton MA FRMNMAUNX0X  3370 CTC COMMUNICATIONS CORP. - MA 128      
978-339 9 Littleton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-340 A Fitchburg MA FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-340 0 Fitchburg MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 1 Fitchburg MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 2 Fitchburg MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 3 Fitchburg MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 4 Fitchburg MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 5 Fitchburg MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 6 Fitchburg MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 7 Fitchburg MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 8 Fitchburg MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 9 Fitchburg MA FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-341 A Concord MA   145J TERRA NOVA TELECOM INC. 128      
978-341 0 Concord MA SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128      
978-341 1 Concord MA   145J TERRA NOVA TELECOM INC. 128      
978-341 2 Concord MA FRMNMAUNX0X  3370 CTC COMMUNICATIONS CORP. - MA 128      
978-341 3 Concord MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-341 4 Concord MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-341 5 Concord MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128      
978-341 6 Concord MA   145J TERRA NOVA TELECOM INC. 128      
978-341 8 Concord MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-341 9 Concord MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-342 A Fitchburg MA FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-343 A Fitchburg MA FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-344 A Maynard MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-344 0 Maynard MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-344 1 Maynard MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-344 2 Maynard MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-344 4 Maynard MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
978-344 5 Maynard MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128      
978-344 6 Maynard MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-344 7 Maynard MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128      
978-344 8 Maynard MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-344 9 Maynard MA   515J IP HORIZON LLC 128      
978-345 A Fitchburg MA FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-346 A Merrimac MA MRMCMACERS1  9102 VERIZON NEW ENGLAND INC. 128      
978-346 0 Merrimac MA MRMCMACERS1  9102 VERIZON NEW ENGLAND INC. 128      
978-346 1 Merrimac MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128      
978-346 2 Merrimac MA   145J TERRA NOVA TELECOM INC. 128      
978-346 3 Merrimac MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-346 4 Merrimac MA MRMCMACERS1  9102 VERIZON NEW ENGLAND INC. 128      
978-346 5 Merrimac MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-346 6 Merrimac MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
978-346 7 Merrimac MA MRMCMACERS1  9102 VERIZON NEW ENGLAND INC. 128      
978-346 8 Merrimac MA MRMCMACERS1  9102 VERIZON NEW ENGLAND INC. 128      
978-346 9 Merrimac MA MRMCMACERS1  9102 VERIZON NEW ENGLAND INC. 128      
978-347 A Hamilton MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
978-347 0 Hamilton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-347 1 Hamilton MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
978-347 2 Hamilton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-347 3 Hamilton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-347 4 Hamilton MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-347 5 Hamilton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-347 6 Hamilton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-347 7 Hamilton MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-347 8 Hamilton MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-347 9 Hamilton MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-348 A Fitchburg MA FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-349 A Lowell MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
978-349 0 Lowell MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
978-349 1 Lowell MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-349 2 Lowell MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
978-349 3 Lowell MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
978-349 4 Lowell MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
978-349 5 Lowell MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
978-349 6 Lowell MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
978-349 7 Lowell MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
978-349 8 Lowell MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-349 9 Lowell MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
978-350 A Templeton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-350 0 Templeton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-350 1 Templeton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-350 2 Templeton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-350 3 Templeton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-350 4 Templeton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-350 5 Templeton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-350 6 Templeton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-350 7 Templeton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-350 8 Templeton MA   515J IP HORIZON LLC 128      
978-350 9 Templeton MA BSTPMALLOMD  073H TELNYX LLC 128      
978-351 A Haverhill MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-351 0 Haverhill MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-351 1 Haverhill MA SOVLMAABIMD  229C IDT AMERICA, CORP. - MA 128      
978-351 6 Haverhill MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-351 7 Haverhill MA   892D ONVOY, LLC - MA 128      
978-351 8 Haverhill MA   892D ONVOY, LLC - MA 128      
978-351 9 Haverhill MA   892D ONVOY, LLC - MA 128      
978-352 A Georgetown MA GRTWMAWIRS1  9102 VERIZON NEW ENGLAND INC. 128      
978-352 0 Georgetown MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-352 1 Georgetown MA   145J TERRA NOVA TELECOM INC. 128      
978-352 2 Georgetown MA GRTWMAWIRS1  9102 VERIZON NEW ENGLAND 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.