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.

Macomb, IL

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
309-837 4 MCMBILXDDS0  1015 FRONTIER NORTH, INC. - IL 977      
309-837 5 MCMBILXDDS0  1015 FRONTIER NORTH, INC. - IL 977      
309-837 6 MCMBILXDDS0  1015 FRONTIER NORTH, INC. - IL 977      
309-837 7 MCMBILXDDS0  1015 FRONTIER NORTH, INC. - IL 977      
309-837 9 MCMBILXDDS0  1015 FRONTIER NORTH, INC. - IL 977      
309-864 A MCMBILXDHMD  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 977      
309-864 6 MCMBILXDHMD  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 977   2009-08-10   
309-947 A MCMBIL361MD  475J CALLWORKS CORPORATION 977      
309-947 1 MCMBIL361MD  475J CALLWORKS CORPORATION 977   2023-12-11   
309-954 A MCMBILXDUMD  6529 T-MOBILE USA, INC. 977      
309-954 0 MCMBILXDX9X  224C ONVOY, LLC 977   2023-10-16   
309-954 1 MCMBILXDX9X  224C ONVOY, LLC 977   2023-10-16   
309-954 2 MCMBILXDX9X  224C ONVOY, LLC 977   2023-10-16   
309-954 3 MCMBILXDX9X  224C ONVOY, LLC 977   2023-10-16   
309-954 4 MCMBILXDX9X  224C ONVOY, LLC 977   2023-10-16   
309-954 8 MCMBILXDUMD  6529 T-MOBILE USA, INC. 977   2016-09-05   
309-954 9 MCMBILXDUMD  6529 T-MOBILE USA, INC. 977   2016-09-05   

<< 1 2

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.