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.

Switch: CHCGILGMDS7

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
312-638 6 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-638 7 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-638 8 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-638 9 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-646 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-646 1 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-646 2 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-646 3 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-646 4 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-646 5 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-647 2 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-651 3 Chicago Zone 01-Canal IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-651 4 Chicago Zone 01-Canal IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-651 6 Chicago Zone 01-Canal IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-668 6 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-668 7 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-668 8 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-668 9 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-674 6 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-675 3 Chicago Zone 01-Wabash IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-675 4 Chicago Zone 01-Wabash IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-675 5 Chicago Zone 01-Wabash IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-675 6 Chicago Zone 01-Wabash IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-675 7 Chicago Zone 01-Wabash IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-682 8 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-690 5 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-690 6 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-690 7 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-697 1 Chicago Zone 01-Wabash IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 0 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 1 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 2 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 3 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 4 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 5 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 6 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 7 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 8 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 9 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-728 9 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-736 9 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-741 8 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-752 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-752 1 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-752 3 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-752 4 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-754 4 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-756 0 Chicago Zone 01-Canal IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-756 7 Chicago Zone 01-Canal IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-756 8 Chicago Zone 01-Canal IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-776 2 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-776 3 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-779 2 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-789 4 Chicago Zone 01-Wabash IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-789 5 Chicago Zone 01-Wabash IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-799 7 Chicago Zone 01-Superior IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-800 1 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-800 2 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-818 4 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-818 5 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-824 0 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-854 0 Chicago Zone 01-Franklin IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-854 1 Chicago Zone 01-Franklin IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-854 2 Chicago Zone 01-Franklin IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-871 3 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-872 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-872 5 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-878 1 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-878 2 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-878 7 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-878 8 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-881 6 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-881 7 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-881 8 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-884 2 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-884 7 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-889 9 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-893 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-893 0 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-893 1 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-893 2 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-893 3 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-893 4 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-893 5 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-893 6 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-893 7 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-893 8 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-895 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-896 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-932 5 Chicago Zone 01-Superior IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-932 6 Chicago Zone 01-Superior IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-948 3 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-948 4 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-948 6 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-948 7 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-948 9 Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-957 4 Chicago Zone 01-Wabash IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-957 5 Chicago Zone 01-Wabash IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-957 6 Chicago Zone 01-Wabash IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 >>

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.