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.

OCN: 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
309-884 7 Hanna City IL PEORILPJXLY  368   2007-08-06   
309-885 5 Pekin IL PEORILPJXLY  368   2015-08-28   
309-921 3 Roanoke IL PEORILPJXLY  368   2017-10-02   
309-932 5 Galva IL PEORILPJXLY  368   2019-08-12   
309-941 A Towanda IL BLTNILXDX0X  366      
309-941 6 Towanda IL BLTNILXDX0X  366   2023-08-20   
309-948 7 Rock Island IL RCISILRIXMD  634   2008-07-15   
312-216 3 Chicago Zone 01-Calumet IL OKBRILOAXEX  358   2012-04-28   
312-219 7 Chicago Zone 01-Calumet IL CHCGILCLDS7  358   2012-08-01   
312-238 1 Chicago Zone 01-Calumet IL OKBRILOAXEX  358      
312-238 2 Chicago Zone 01-Calumet IL OKBRILOAXEX  358      
312-238 4 Chicago Zone 01-Calumet IL OKBRILOAXEX  358      
312-238 5 Chicago Zone 01-Calumet IL OKBRILOAXEX  358      
312-242 A Chicago Zone 01-Wabash IL CHCGILCGDS1  358      
312-242 0 Chicago Zone 01-Wabash IL CHCGILCGDS1  358      
312-253 5 Chicago Zone 01-Calumet IL CHCGILCLDS7  358   2010-06-10   
312-253 6 Chicago Zone 01-Calumet IL CHCGILCLDS7  358   2010-06-10   
312-291 5 Chicago Zone 01-Wabash IL CHCGILCGDS1  358   2006-01-20   
312-319 6 Chicago Zone 01-Calumet IL OKBRILOAXEX  358   2017-06-20   
312-340 2 Chicago Zone 01-Calumet IL CHCGILCLDS7  358   2011-11-23   
312-340 3 Chicago Zone 01-Calumet IL CHCGILCLDS7  358   2011-11-23   
312-351 6 Chicago Zone 01-Wabash IL CHCGILCLDS7  358   2010-04-12   
312-351 7 Chicago Zone 01-Wabash IL CHCGILCLDS7  358   2010-04-12   
312-351 8 Chicago Zone 01-Wabash IL CHCGILCLDS7  358   2010-04-12   
312-373 5 Chicago Zone 01-Calumet IL OKBRILOAXEX  358      
312-383 A Chicago Zone 01-Calumet IL CHCGILCGDS1  358      
312-383 5 Chicago Zone 01-Calumet IL CHCGILCGDS1  358   2016-03-02   
312-383 6 Chicago Zone 01-Calumet IL CHCGILCGDS1  358   2016-03-02   
312-392 3 Chicago Zone 01-Calumet IL OKBRILOAXEX  358   2017-12-21   
312-392 9 Chicago Zone 01-Calumet IL OKBRILOAXEX  358   2017-12-21   
312-423 0 Chicago Zone 01-Calumet IL OKBRILOAXEX  358   2022-06-16   
312-469 1 Chicago Zone 01-Superior IL CHCGILCLDS7  358   2001-08-16   
312-469 5 Chicago Zone 01-Superior IL CHCGILCLDS7  358   2001-08-16   
312-469 6 Chicago Zone 01-Superior IL CHCGILCLDS7  358   2001-08-16   
312-503 A Chicago Zone 01-Calumet IL CHCGILCGDS1  358      
312-503 0 Chicago Zone 01-Calumet IL CHCGILCGDS1  358      
312-503 1 Chicago Zone 01-Calumet IL CHCGILCGDS1  358      
312-503 2 Chicago Zone 01-Calumet IL CHCGILCGDS1  358      
312-503 3 Chicago Zone 01-Calumet IL CHCGILCGDS1  358      
312-503 4 Chicago Zone 01-Calumet IL CHCGILCGDS1  358      
312-503 5 Chicago Zone 01-Calumet IL CHCGILCGDS1  358      
312-503 6 Chicago Zone 01-Calumet IL CHCGILCGDS1  358      
312-503 7 Chicago Zone 01-Calumet IL CHCGILCGDS1  358      
312-503 8 Chicago Zone 01-Calumet IL CHCGILCGDS1  358      
312-503 9 Chicago Zone 01-Calumet IL CHCGILCGDS1  358      
312-533 3 Chicago Zone 01-Wabash IL CHCGILCLDS7  358   2010-10-01   
312-547 2 Chicago Zone 01-Wabash IL CHCGIL24DS0  358   2008-11-01   
312-547 3 Chicago Zone 01-Wabash IL CHCGIL24DS0  358   2008-11-01   
312-547 4 Chicago Zone 01-Wabash IL CHCGIL24DS0  358   2008-11-01   
312-547 5 Chicago Zone 01-Wabash IL CHCGIL24DS0  358   2008-11-01   

<< 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 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.