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 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-828 A Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-828 0 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-828 1 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-828 2 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-828 3 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-828 4 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-828 5 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-828 6 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-828 7 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-828 8 Lawrence MA NRTNMAAACM4  5562 METROPCS, INC. 128      
978-828 9 Lawrence MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-829 A Fitchburg MA   829J PAETEC ITEL, LLC 128      
978-829 0 Fitchburg MA   829J PAETEC ITEL, LLC 128      
978-829 1 Fitchburg MA   829J PAETEC ITEL, LLC 128      
978-829 2 Fitchburg MA   829J PAETEC ITEL, LLC 128      
978-829 3 Fitchburg MA   829J PAETEC ITEL, LLC 128      
978-829 4 Fitchburg MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-11   
978-829 5 Fitchburg MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-11   
978-829 6 Fitchburg MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-05-22   
978-829 7 Fitchburg MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128   2013-09-30   
978-829 8 Fitchburg MA   829J PAETEC ITEL, LLC 128      
978-829 9 Fitchburg MA   829J PAETEC ITEL, LLC 128      
978-830 A Athol MA WRCSMACEX0Y  793K TWC IP ENABLED SERVICES, LLC 128      
978-830 0 Athol MA WRCSMACEX0Y  793K TWC IP ENABLED SERVICES, LLC 128   2015-07-27   
978-830 1 Athol MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-02-23   
978-830 3 Athol MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2012-03-15   
978-830 4 Athol MA WRCSMACEX0Y  793K TWC IP ENABLED SERVICES, LLC 128   2010-11-14   
978-830 8 Athol MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-11-27   
978-830 9 Athol MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-11-27   
978-831 A Concord MA   829J PAETEC ITEL, LLC 128      
978-831 0 Concord MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2016-01-12   
978-831 1 Concord MA   829J PAETEC ITEL, LLC 128      
978-831 2 Concord MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2008-09-01   
978-831 3 Concord MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2006-11-02   
978-831 4 Concord MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2010-02-16   
978-831 5 Concord MA   829J PAETEC ITEL, LLC 128   2010-07-07   
978-831 6 Concord MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-11-03   
978-831 7 Concord MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2013-12-04   
978-831 8 Concord MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2013-12-04   
978-831 9 Concord MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2016-01-12   
978-832 A Salem MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-832 0 Salem MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-832 1 Salem MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-832 2 Salem MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-832 3 Salem MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
978-832 4 Salem MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-832 5 Salem MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
978-832 6 Salem MA SOVLMAABCMD  516J TON80 COMMUNICATIONS, LLC 128   2022-02-06   
978-832 7 Salem MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-832 9 Salem MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 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 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 >>

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.