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.

Naperville, IL

<< 1 2 3 4 5 6 7 8

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
630-848 4 NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358      
630-848 5 NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358      
630-848 6 NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358      
630-848 7 NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358      
630-848 8 NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358      
630-848 9 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2007-12-04   
630-853 A BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
630-854 A ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
630-864 A ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
630-864 0 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2006-05-22   
630-864 1 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2006-06-16   
630-864 2 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-07-11   
630-864 3 CHCGILDTKMD  5447 ACCESS ONE, INC. - IL 358   2006-01-22   
630-864 4 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-12-17   
630-864 5 CHCGIL24DS6  224C ONVOY, LLC 358   2020-10-15   
630-864 6 CHCGIL24DS6  224C ONVOY, LLC 358   2020-10-15   
630-864 7 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2006-05-08   
630-864 8 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2006-05-08   
630-864 9 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-10-23   
630-881 A BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
630-885 A ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
630-885 0 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2003-09-19   
630-885 1 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2003-09-19   
630-885 2 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2003-09-19   
630-885 3 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2003-09-19   
630-885 4 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2003-09-19   
630-885 5 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2003-09-19   
630-885 6 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2003-09-23   
630-885 7 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2003-09-24   
630-885 8 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2003-09-24   
630-885 9 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2003-09-19   
630-901 A ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
630-901 0 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-06-19   
630-901 1 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-06-19   
630-901 2 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-06-19   
630-901 3 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-06-19   
630-901 4 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-06-19   
630-901 5 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-06-19   
630-901 6 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-06-19   
630-901 7 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-06-19   
630-901 8 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-06-19   
630-901 9 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-06-19   
630-904 A NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358      
630-922 A NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358      
630-946 A CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2024-12-09   
630-946 0 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358      
630-946 1 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358      
630-946 2 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2010-11-14   
630-946 3 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2011-01-23   
630-946 4 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2003-05-21   
630-946 5 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2005-08-15   
630-946 6 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2006-09-10   
630-946 7 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2003-05-28   
630-946 8 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-05-07   
630-946 9 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2003-05-28   
630-961 A NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358      
630-983 A NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358      
630-995 A BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
630-995 0 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2004-10-25   
630-995 1 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2004-10-25   
630-995 2 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2004-10-26   
630-995 3 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2007-08-13   
630-995 4 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2005-08-15   
630-995 5 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2004-10-26   
630-995 6 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2004-10-26   
630-995 7 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2005-08-15   
630-995 8 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2004-11-07   
630-995 9 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2004-10-26   

<< 1 2 3 4 5 6 7 8

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.