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.

Lowell, MA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
978-427 2   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-10-01   
978-427 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-11-28   
978-427 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-11-28   
978-427 5   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2012-10-22   
978-427 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2012-11-27   
978-427 7   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-07-15   
978-427 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2012-12-17   
978-427 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2012-12-17   
978-441 A LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-441 0   9102 VERIZON NEW ENGLAND INC. 128      
978-441 1   9102 VERIZON NEW ENGLAND INC. 128      
978-441 2   9102 VERIZON NEW ENGLAND INC. 128      
978-441 3   9102 VERIZON NEW ENGLAND INC. 128      
978-441 4   9102 VERIZON NEW ENGLAND INC. 128      
978-441 5   9102 VERIZON NEW ENGLAND INC. 128      
978-441 6   9102 VERIZON NEW ENGLAND INC. 128      
978-441 7   9102 VERIZON NEW ENGLAND INC. 128      
978-441 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2023-04-15   
978-441 9   9102 VERIZON NEW ENGLAND INC. 128      
978-442 A LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-442 0   9102 VERIZON NEW ENGLAND INC. 128      
978-442 1   9102 VERIZON NEW ENGLAND INC. 128      
978-442 2   9102 VERIZON NEW ENGLAND INC. 128      
978-442 3   9102 VERIZON NEW ENGLAND INC. 128      
978-442 4   9102 VERIZON NEW ENGLAND INC. 128      
978-442 5   9102 VERIZON NEW ENGLAND INC. 128      
978-442 6   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2023-05-01   
978-442 7   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2023-05-01   
978-442 8   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2023-05-01   
978-442 9   939H COMMIO, LLC 128   2024-03-04   
978-446 A LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-446 0   9102 VERIZON NEW ENGLAND INC. 128      
978-446 1   9102 VERIZON NEW ENGLAND INC. 128      
978-446 2   9102 VERIZON NEW ENGLAND INC. 128      
978-446 3   9102 VERIZON NEW ENGLAND INC. 128      
978-446 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2023-09-08   
978-446 5   9102 VERIZON NEW ENGLAND INC. 128      
978-446 6   515J IP HORIZON LLC 128   2013-04-08   
978-446 7   9102 VERIZON NEW ENGLAND INC. 128      
978-446 8   9102 VERIZON NEW ENGLAND INC. 128      
978-446 9   9102 VERIZON NEW ENGLAND INC. 128      
978-452 A LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-453 A LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-454 A LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-455 A NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-458 A LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-459 A LWLLMAAPPSA  9102 VERIZON NEW ENGLAND INC. 128      
978-479 A NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-02-09   
978-479 0   6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
978-479 1   6889 OMNIPOINT MIAMI E LICENSE, LLC 128      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.