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.

Fitchburg, MA

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
351-242 A BSTPMALLDS3  892D ONVOY, LLC - MA 128      
351-242 0   892D ONVOY, LLC - MA 128      
351-242 1   892D ONVOY, LLC - MA 128      
351-242 2 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
351-242 3 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
351-242 4   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
351-242 5 SOVLMAABDMD  490J DISH WIRELESS, LLC 128      
351-242 8   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
508-331 A CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 A FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-340 0 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 1 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 2 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 3 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 4 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 5 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 6 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 7 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 8 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-340 9 FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-342 A FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-343 A FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-345 A FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-348 A FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-353 A FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-353 0 FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-353 1 FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-353 2 FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-353 3 FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-353 4 FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-353 5 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-353 6 FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-353 7 FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-353 8 FTBGMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
978-353 9 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-400 A CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-400 0 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-400 1 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-400 2 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-400 3 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-400 4   515J IP HORIZON LLC 128      
978-400 5 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-400 6 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-400 7 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-400 8 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-400 9 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-407 A CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-424 A MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-424 0 MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-424 1 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-424 2 MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-424 3 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-424 4 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-424 5 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-424 6 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-424 7 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-424 8 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-424 9 MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-502 A CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-503 A BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
978-503 0 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-503 1 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-503 2 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-503 3 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
978-503 4 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-503 5 BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
978-503 6 BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
978-503 7 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-503 8 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-503 9 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-516 A BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-516 0 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-516 1 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-516 2 CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
978-516 3 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-516 4 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-516 5 CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128      
978-516 6 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-516 7 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-516 8 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-516 9 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
978-602 A WRCSMACEX1X  3370 CTC COMMUNICATIONS CORP. - MA 128      
978-602 0 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-602 1 WRCSMACEX1X  3370 CTC COMMUNICATIONS CORP. - MA 128      
978-602 2 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-602 3 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-602 4 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-602 5 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-602 6 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
978-602 7 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
978-602 8 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-602 9 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
978-627 A CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-627 0 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-627 1 SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
978-627 2 LWRNMACAX5X  8468 FREEDOM RING COMMUNICATIONS, LLC 128      
978-627 3 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-627 4 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-627 5   515J IP HORIZON LLC 128      
978-627 6 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      

1 2 >>

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.