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.

Arlington Heights, IL

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
847-483 5 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   1999-03-01   
847-483 6 ARLHILAHDS1  9329 ILLINOIS BELL TEL CO 358   2000-02-07   
847-483 7 ARLHILAHDS1  9329 ILLINOIS BELL TEL CO 358   2000-02-07   
847-483 8 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2003-05-28   
847-483 9 ARLHILAHDS1  9329 ILLINOIS BELL TEL CO 358   1999-09-20   
847-506 A ARLHILAHDS1  9329 ILLINOIS BELL TEL CO 358      
847-577 A ARLHILAHDS1  9329 ILLINOIS BELL TEL CO 358      
847-590 A ARLHILAHDS1  9329 ILLINOIS BELL TEL CO 358      
847-614 A LBRDILGOAMD  6630 SPOK, INC. 358      
847-618 A ARLHILAHDS1  9329 ILLINOIS BELL TEL CO 358      
847-630 A ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
847-632 A ARLHILAHDS1  9329 ILLINOIS BELL TEL CO 358      
847-637 A OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
847-637 0 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-05-07   
847-637 1 EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   1998-09-15   
847-637 2 EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   1998-09-15   
847-637 3 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2012-05-04   
847-637 4 OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
847-637 5 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-05-07   
847-637 6 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2006-09-16   
847-637 7 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2006-09-16   
847-637 8 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2007-05-12   
847-637 9 OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
847-660 A OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
847-660 0 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2006-11-20   
847-660 1 OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
847-660 2 EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2006-10-28   
847-660 3 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2006-07-31   
847-660 4 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2006-07-31   
847-660 5 OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
847-660 6 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-04-10   
847-660 7 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-09-16   
847-660 8 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2010-01-21   
847-660 9 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2006-11-20   
847-666 A CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358      
847-666 0 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
847-666 1 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
847-666 2 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
847-666 3 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
847-666 4 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2004-12-02   
847-666 5 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2004-12-14   
847-666 6 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
847-666 7 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2004-11-13   
847-666 8 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2004-11-13   
847-666 9 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
847-670 A ARLHILAHDS1  9329 ILLINOIS BELL TEL CO 358      
847-704 A CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
847-704 0 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-01-15   
847-704 1 CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
847-704 2 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-01-15   

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

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.