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NPA: 815 [Rate centres in NPA 815] [Dial plan for NPA 815]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
815-717 6 New Lenox IL   318J COMCAST IP PHONE, LLC 358   2005-07-01   
815-717 7 New Lenox IL   224C ONVOY, LLC 358      
815-717 8 New Lenox IL   318J COMCAST IP PHONE, LLC 358   2008-04-01   
815-717 9 New Lenox IL   984E BANDWIDTH.COM CLEC, LLC - IL 358      
815-718 A Sterling IL DKLBILRS3MD  6265 UNITED STATES CELLULAR - IL 364      
815-718 0 Sterling IL   6265 UNITED STATES CELLULAR - IL 364   2002-12-13   
815-718 1 Sterling IL   6265 UNITED STATES CELLULAR - IL 364   2002-12-13   
815-718 2 Sterling IL   6265 UNITED STATES CELLULAR - IL 364   2003-05-20   
815-718 3 Sterling IL   6265 UNITED STATES CELLULAR - IL 364   2003-05-20   
815-718 4 Sterling IL   6265 UNITED STATES CELLULAR - IL 364   2003-05-20   
815-718 5 Sterling IL   6265 UNITED STATES CELLULAR - IL 364   2003-05-20   
815-718 6 Sterling IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 364   2013-07-05   
815-718 7 Sterling IL   508J CENTURYLINK COMMUNICATIONS, LLC 364   2014-07-29   
815-718 8 Sterling IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 364   2018-02-19   
815-718 9 Sterling IL   6265 UNITED STATES CELLULAR - IL 364   2003-10-05   
815-719 A Princeton IL PEORILPJX1Y  5562 METROPCS, INC. 368      
815-719 0 Princeton IL   5562 METROPCS, INC. 368      
815-719 1 Princeton IL   5562 METROPCS, INC. 368      
815-719 2 Princeton IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 368   2014-03-10   
815-719 3 Princeton IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 368   2011-02-26   
815-719 4 Princeton IL   5562 METROPCS, INC. 368      
815-719 5 Princeton IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 368   2011-04-25   
815-719 6 Princeton IL   318J COMCAST IP PHONE, LLC 368   2015-09-14   
815-719 7 Princeton IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 368   2014-12-08   
815-719 8 Princeton IL   7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 368   2012-02-01   
815-719 9 Princeton IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 368   2014-07-25   
815-720 A Rockford IL RCFRILRTDS1  9329 ILLINOIS BELL TEL CO 360      
815-721 A Rockford IL RCFRILRCX3X  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 360      
815-721 0 Rockford IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 360   2006-04-23   
815-721 1 Rockford IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 360   2006-03-09   
815-721 2 Rockford IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 360   2006-03-09   
815-721 3 Rockford IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 360   2005-11-04   
815-721 4 Rockford IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 360   2005-11-04   
815-721 5 Rockford IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 360   2005-11-04   
815-721 6 Rockford IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 360   2006-01-02   
815-721 7 Rockford IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 360   2006-01-02   
815-721 8 Rockford IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 360      
815-721 9 Rockford IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 360   2006-04-23   
815-722 A Joliet IL JOLTILJODS1  9329 ILLINOIS BELL TEL CO 358      
815-723 A Joliet IL JOLTILJODS1  9329 ILLINOIS BELL TEL CO 358      
815-724 A Joliet IL JOLTILJODS1  9329 ILLINOIS BELL TEL CO 358      
815-725 A Joliet West IL JOLTILJWDS0  9329 ILLINOIS BELL TEL CO 358      
815-726 A Joliet IL JOLTILJODS1  9329 ILLINOIS BELL TEL CO 358      
815-727 A Joliet IL JOLTILJODS1  9329 ILLINOIS BELL TEL CO 358      
815-728 A Wonder Lake IL WNLKILXADS0  1015 FRONTIER NORTH, INC. - IL 358      
815-728 0 Wonder Lake IL   1015 FRONTIER NORTH, INC. - IL 358      
815-728 1 Wonder Lake IL   1015 FRONTIER NORTH, INC. - IL 358      
815-728 2 Wonder Lake IL   1015 FRONTIER NORTH, INC. - IL 358      
815-728 3 Wonder Lake IL   593K MCC TELEPHONY LLC 358   2010-06-13   
815-728 4 Wonder Lake IL   1015 FRONTIER NORTH, INC. - IL 358      
815-728 7 Wonder Lake IL   318J COMCAST IP PHONE, LLC 358   2005-07-01   
815-728 8 Wonder Lake IL   1015 FRONTIER NORTH, INC. - IL 358      
815-728 9 Wonder Lake IL   1015 FRONTIER NORTH, INC. - IL 358      
815-729 A Joliet West IL JOLTILJWDS0  9329 ILLINOIS BELL TEL CO 358      
815-730 A Joliet West IL JOLTILJWDS0  9329 ILLINOIS BELL TEL CO 358      
815-731 A Plainfield IL PLFDILPLDS0  9329 ILLINOIS BELL TEL CO 358      
815-731 0 Plainfield IL   9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 1 Plainfield IL   9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 2 Plainfield IL   9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 3 Plainfield IL   9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 4 Plainfield IL   9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 5 Plainfield IL   9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 6 Plainfield IL   9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 7 Plainfield IL   9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 8 Plainfield IL   9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 9 Plainfield IL   9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-732 A Oregon IL ORGNILXARS1  1036 FRONTIER NORTH, INC. - IL 364      
815-732 0 Oregon IL   1036 FRONTIER NORTH, INC. - IL 364      
815-732 1 Oregon IL   1036 FRONTIER NORTH, INC. - IL 364      
815-732 2 Oregon IL   1036 FRONTIER NORTH, INC. - IL 364      
815-732 3 Oregon IL   1036 FRONTIER NORTH, INC. - IL 364      
815-732 4 Oregon IL   1036 FRONTIER NORTH, INC. - IL 364      
815-732 5 Oregon IL   1036 FRONTIER NORTH, INC. - IL 364      
815-732 6 Oregon IL   1036 FRONTIER NORTH, INC. - IL 364      
815-732 7 Oregon IL   1036 FRONTIER NORTH, INC. - IL 364      
815-732 8 Oregon IL   972C DIGITAL NETWORK ACCESS COMMUNICATIONS, INC. - IL 364   2006-09-13   
815-732 9 Oregon IL   1036 FRONTIER NORTH, INC. - IL 364      
815-733 A Plainfield IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
815-733 0 Plainfield IL   5562 METROPCS, INC. 358   2005-03-28   
815-733 1 Plainfield IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-04-26   
815-733 2 Plainfield IL   7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2010-10-05   
815-733 3 Plainfield IL   8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
815-733 4 Plainfield IL   508J CENTURYLINK COMMUNICATIONS, LLC 358   2013-06-28   
815-733 5 Plainfield IL   318J COMCAST IP PHONE, LLC 358   2008-07-10   
815-733 6 Plainfield IL   318J COMCAST IP PHONE, LLC 358   2011-03-08   
815-733 7 Plainfield IL   829J PAETEC ITEL, LLC 358   2008-06-04   
815-733 8 Plainfield IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-04-30   
815-733 9 Plainfield IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
815-734 A Mount Morris IL MTMRILXARS0  1036 FRONTIER NORTH, INC. - IL 364      
815-734 0 Mount Morris IL   1036 FRONTIER NORTH, INC. - IL 364      
815-734 1 Mount Morris IL   1036 FRONTIER NORTH, INC. - IL 364      
815-734 2 Mount Morris IL   318J COMCAST IP PHONE, LLC 364   2006-08-11   
815-734 3 Mount Morris IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 364   2002-11-29   
815-734 4 Mount Morris IL   1036 FRONTIER NORTH, INC. - IL 364      
815-734 5 Mount Morris IL   1036 FRONTIER NORTH, INC. - IL 364      
815-734 6 Mount Morris IL   1036 FRONTIER NORTH, INC. - IL 364      
815-734 7 Mount Morris IL   1036 FRONTIER NORTH, INC. - IL 364      
815-734 8 Mount Morris IL   1036 FRONTIER NORTH, INC. - IL 364      
815-734 9 Mount Morris IL   1036 FRONTIER NORTH, INC. - IL 364      
815-735 A Joliet IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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