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: 774 [Rate centres in NPA 774] [Dial plan for NPA 774]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-843 0 Marlboro MA   829J PAETEC ITEL, LLC 128   2017-11-20   
774-843 1 Marlboro MA   732H BARR TELL USA, INC. - MA 128   2016-01-01   
774-843 2 Marlboro MA   318J COMCAST IP PHONE, LLC 128   2014-05-20   
774-843 3 Marlboro MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2014-05-19   
774-843 4 Marlboro MA   829J PAETEC ITEL, LLC 128   2014-06-24   
774-843 5 Marlboro MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2014-12-25   
774-843 6 Marlboro MA   829J PAETEC ITEL, LLC 128   2014-07-07   
774-843 7 Marlboro MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2015-01-14   
774-843 8 Marlboro MA   829J PAETEC ITEL, LLC 128   2015-10-01   
774-843 9 Marlboro MA   829J PAETEC ITEL, LLC 128   2015-10-01   
774-844 A Westport MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
774-844 4 Westport MA   892D ONVOY, LLC - MA 128   2021-06-03   
774-844 5 Westport MA   892D ONVOY, LLC - MA 128   2021-06-13   
774-844 6 Westport MA   892D ONVOY, LLC - MA 128   2021-06-13   
774-844 8 Westport MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2025-03-30   
774-844 9 Westport MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2023-09-13   
774-847 A Wrentham MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
774-847 1 Wrentham MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
774-847 2 Wrentham MA   892D ONVOY, LLC - MA 128   2010-03-15   
774-847 3 Wrentham MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2009-02-01   
774-847 4 Wrentham MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-03-15   
774-847 5 Wrentham MA   318J COMCAST IP PHONE, LLC 128   2013-05-14   
774-847 6 Wrentham MA   892D ONVOY, LLC - MA 128   2016-04-06   
774-847 7 Wrentham MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-05   
774-847 8 Wrentham MA   515J IP HORIZON LLC 128   2015-10-24   
774-847 9 Wrentham MA   318J COMCAST IP PHONE, LLC 128   2002-08-08   
774-849 A Rochester MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
774-849 0 Rochester MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2004-11-07   
774-849 1 Rochester MA   5562 METROPCS, INC. 128   2016-01-16   
774-849 2 Rochester MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2019-06-26   
774-849 3 Rochester MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-07   
774-849 4 Rochester MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-08   
774-849 5 Rochester MA   318J COMCAST IP PHONE, LLC 128   2002-07-29   
774-849 6 Rochester MA   5562 METROPCS, INC. 128   2015-06-21   
774-849 7 Rochester MA   316E YMAX COMMUNICATIONS CORP. - MA 128   2008-03-08   
774-849 8 Rochester MA   5562 METROPCS, INC. 128   2014-12-15   
774-849 9 Rochester MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-11-19   
774-854 A Medway MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
774-854 0 Medway MA   829J PAETEC ITEL, LLC 128   2002-10-16   
774-854 1 Medway MA   829J PAETEC ITEL, LLC 128   2006-01-07   
774-854 2 Medway MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
774-854 3 Medway MA   892D ONVOY, LLC - MA 128   2012-03-18   
774-854 4 Medway MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2002-08-05   
774-854 5 Medway MA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2006-08-14   
774-854 6 Medway MA   145J TERRA NOVA TELECOM INC. 128   2025-07-04   
774-854 7 Medway MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-07   
774-854 8 Medway MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-06-17   
774-855 A Assonet MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
774-855 0 Assonet MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
774-855 1 Assonet MA   145J TERRA NOVA TELECOM INC. 128   2021-01-18   
774-855 3 Assonet MA   829J PAETEC ITEL, LLC 128   2006-07-21   
774-855 4 Assonet MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-07-29   
774-855 5 Assonet MA   892D ONVOY, LLC - MA 128   2010-04-07   
774-855 6 Assonet MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-27   
774-855 7 Assonet MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2013-05-31   
774-855 8 Assonet MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
774-855 9 Assonet MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
774-871 A Osterville MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
774-871 0 Osterville MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2023-10-10   
774-871 1 Osterville MA   892D ONVOY, LLC - MA 128   2020-08-15   
774-871 2 Osterville MA   892D ONVOY, LLC - MA 128   2020-08-15   
774-871 3 Osterville MA   624H ONVOY SPECTRUM, LLC 128   2021-04-11   
774-871 4 Osterville MA   145J TERRA NOVA TELECOM INC. 128   2023-12-06   
774-871 5 Osterville MA   624H ONVOY SPECTRUM, LLC 128   2022-01-28   
774-871 6 Osterville MA   318J COMCAST IP PHONE, LLC 128   2021-09-10   
774-871 7 Osterville MA   5562 METROPCS, INC. 128   2021-07-16   
774-871 8 Osterville MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-08-08   
774-871 9 Osterville MA   318J COMCAST IP PHONE, LLC 128   2021-09-10   
774-872 A Dighton MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
774-872 0 Dighton MA   318J COMCAST IP PHONE, LLC 128      
774-872 1 Dighton MA   318J COMCAST IP PHONE, LLC 128   2006-04-09   
774-872 2 Dighton MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-25   
774-872 3 Dighton MA   892D ONVOY, LLC - MA 128   2012-03-15   
774-872 4 Dighton MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2002-01-29   
774-872 5 Dighton MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-08-22   
774-872 6 Dighton MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-04-10   
774-872 7 Dighton MA   508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-04-25   
774-872 8 Dighton MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
774-874 A Wayland MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
774-874 2 Wayland MA   892D ONVOY, LLC - MA 128   2021-07-10   
774-874 3 Wayland MA   892D ONVOY, LLC - MA 128   2021-07-10   
774-874 4 Wayland MA   892D ONVOY, LLC - MA 128   2021-06-04   
774-874 5 Wayland MA   892D ONVOY, LLC - MA 128   2021-06-04   
774-874 6 Wayland MA   516J TON80 COMMUNICATIONS, LLC 128   2022-03-08   
774-874 7 Wayland MA   892D ONVOY, LLC - MA 128   2021-06-03   
774-874 8 Wayland MA   624H ONVOY SPECTRUM, LLC 128   2021-08-28   
774-885 A Natick MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
774-888 A Fall River MA   829J PAETEC ITEL, LLC 128      
774-888 0 Fall River MA   829J PAETEC ITEL, LLC 128      
774-888 1 Fall River MA   829J PAETEC ITEL, LLC 128      
774-888 2 Fall River MA   829J PAETEC ITEL, LLC 128      
774-888 3 Fall River MA   829J PAETEC ITEL, LLC 128      
774-888 4 Fall River MA   829J PAETEC ITEL, LLC 128      
774-888 5 Fall River MA   829J PAETEC ITEL, LLC 128      
774-888 6 Fall River MA   829J PAETEC ITEL, LLC 128   2001-11-05   
774-888 7 Fall River MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-07-07   
774-888 8 Fall River MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-02-03   
774-888 9 Fall River MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-11-06   
774-893 A Dover MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
774-893 0 Dover MA   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 >>

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.