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.

NPA: 630 [Rate centres in NPA 630] [Dial plan for NPA 630]

<< 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 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-308 A La Grange IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
630-309 A Northbrook West IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
630-310 A Downers Grove IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
630-310 0 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2004-01-28   
630-310 1 Downers Grove IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2006-12-21   
630-310 2 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2004-01-28   
630-310 3 Downers Grove IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
630-310 4 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2004-09-22   
630-310 5 Downers Grove IL CHCGIL24DS3  4604 FIRST COMMUNICATIONS LLC - IL 358   2004-03-10   
630-310 6 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2004-07-16   
630-310 7 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2004-07-16   
630-310 8 Downers Grove IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2004-05-01   
630-310 9 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2004-09-22   
630-312 A Lemont IL BGBKILBKDS0  9329 ILLINOIS BELL TEL CO 358      
630-312 0 Lemont IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2007-09-12   
630-312 1 Lemont IL   8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358   2008-04-18   
630-312 2 Lemont IL BGBKILBKDS0  9329 ILLINOIS BELL TEL CO 358   2007-03-17   
630-312 3 Lemont IL BGBKILBKDS0  9329 ILLINOIS BELL TEL CO 358   2007-03-17   
630-312 4 Lemont IL BGBKILBKDS0  9329 ILLINOIS BELL TEL CO 358   2007-03-17   
630-312 5 Lemont IL BGBKILBKDS0  9329 ILLINOIS BELL TEL CO 358   2007-03-17   
630-312 6 Lemont IL BGBKILBKDS0  9329 ILLINOIS BELL TEL CO 358   2007-03-17   
630-312 7 Lemont IL BGBKILBKDS0  9329 ILLINOIS BELL TEL CO 358   2007-03-17   
630-312 8 Lemont IL CHCGILNEXJX  318J COMCAST IP PHONE LLC 358   2007-05-03   
630-312 9 Lemont IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2008-05-08   
630-313 A Geneva IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
630-313 0 Geneva IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2006-06-06   
630-313 1 Geneva IL CHCGIL24DS3  4604 FIRST COMMUNICATIONS LLC - IL 358   2005-02-24   
630-313 2 Geneva IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-01-06   
630-313 3 Geneva IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
630-313 4 Geneva IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2011-03-19   
630-313 5 Geneva IL CHCGIL24DS6  224C ONVOY, LLC 358   2004-09-21   
630-313 6 Geneva IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-01-06   
630-313 7 Geneva IL GENVILGNDS0  9329 ILLINOIS BELL TEL CO 358   2002-05-29   
630-313 8 Geneva IL CHCGILDTDS3  5447 ACCESS ONE, INC. - IL 358   2006-01-22   
630-313 9 Geneva IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2006-01-09   
630-314 A Roselle IL RSLLILRZDS0  9329 ILLINOIS BELL TEL CO 358      
630-315 A Wheaton IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-315 0 Wheaton IL CHCGIL24DS6  224C ONVOY, LLC 358   2012-09-30   
630-315 1 Wheaton IL CHCGIL24DS7  5917 FIRST COMMUNICATIONS, LLC 358   2011-11-11   
630-315 2 Wheaton IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-315 3 Wheaton IL CHCGIL24DS3  4604 FIRST COMMUNICATIONS LLC - IL 358   2000-11-02   
630-315 4 Wheaton IL   8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358   2007-08-02   
630-315 5 Wheaton IL CHCGIL24DS3  4604 FIRST COMMUNICATIONS LLC - IL 358   2004-11-07   
630-315 6 Wheaton IL CHCGIL24DS7  5917 FIRST COMMUNICATIONS, LLC 358   2011-11-03   
630-315 7 Wheaton IL CHCGILCPDS5  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2001-05-01   
630-315 8 Wheaton IL CHCGIL24DS7  5917 FIRST COMMUNICATIONS, LLC 358   2007-09-07   
630-315 9 Wheaton IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-316 A La Grange IL CHCGILWBXDZ  9748 AMERICAN MESSAGING SERVICES, LLC 358      
630-317 A Lombard IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-317 0 Lombard IL CHCGILWUDS0  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358   2006-09-07   

<< 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 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 >>

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.