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.

Northbrook, IL

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
224-503 1 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2014-12-20   
224-503 2 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2014-12-20   
224-503 3 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2014-12-20   
224-503 4 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2014-12-20   
224-503 5 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2014-12-20   
224-503 6 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2014-12-20   
224-503 7 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2014-12-20   
224-503 8 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2014-12-20   
224-503 9 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2014-12-20   
224-522 A ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-525 A BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-525 0 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-12-16   
224-525 1 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-12-16   
224-525 2 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-12-16   
224-525 3 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-12-16   
224-525 4 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-12-16   
224-525 5 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-12-16   
224-525 6 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-12-16   
224-525 7 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-12-16   
224-525 8 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-12-16   
224-525 9 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-12-16   
224-545 A RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
224-545 0 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-12-30   
224-545 1 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-12-30   
224-545 2 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-12-30   
224-545 3 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-12-30   
224-545 4 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-12-30   
224-545 5 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2008-05-08   
224-545 6 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-12-30   
224-545 7 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-12-30   
224-545 8 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-12-30   
224-545 9 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-12-30   
224-548 A ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-548 0 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2008-09-28   
224-548 1 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2008-09-28   
224-548 2 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2008-09-28   
224-548 3 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2008-09-28   
224-548 4 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2008-09-28   
224-548 5 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2008-09-28   
224-548 6 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-11-15   
224-548 7 CHCGIL24DS6  224C ONVOY, LLC 358   2008-08-29   
224-548 8 CHCGIL24DS6  224C ONVOY, LLC 358   2008-08-29   
224-548 9 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-11-15   
224-559 A BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-02-24   
224-559 0 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-03-04   
224-559 1 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-03-04   
224-559 2 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-03-04   
224-559 3 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-03-04   
224-559 4 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-02-24   
224-559 5 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-02-24   
224-559 6 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-02-24   
224-559 7 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-02-24   
224-559 8 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-02-24   
224-559 9 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-02-24   
224-565 A ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-565 0 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-10-05   
224-565 1 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-10-12   
224-565 2 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-10-12   
224-565 3 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-10-12   
224-565 4 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-10-12   
224-565 5 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-10-12   
224-565 6 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-10-05   
224-565 7 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-10-05   
224-565 8 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-10-05   
224-565 9 CHCGIL24DS6  224C ONVOY, LLC 358   2008-08-29   
224-571 A RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
224-571 0 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2015-10-31   
224-571 1 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2015-11-15   
224-571 2 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2016-01-09   
224-571 3 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2016-01-18   
224-571 4 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2016-01-28   
224-571 5 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2016-02-01   
224-571 6 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2016-02-08   
224-571 7 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2016-02-18   
224-571 8 RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2016-02-28   
224-571 9 CHCGIL24DS6  224C ONVOY, LLC 358   2016-02-15   
224-586 A BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-04-08   
224-586 0 CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-10   
224-586 1 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2024-04-12   
224-586 2 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-05-30   
224-586 3 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-04-08   
224-586 4 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-04-08   
224-586 5 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-04-08   
224-586 6 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-04-08   
224-586 7 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-04-08   
224-586 8 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-04-08   
224-586 9 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-04-08   
224-608 A BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-07-04   
224-608 0 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-08-03   
224-608 1 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-08-03   
224-608 2 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-08-03   
224-608 3 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-08-03   
224-608 4 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-08-03   
224-608 5 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-08-03   
224-608 6 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-08-03   
224-608 7 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-07-04   
224-608 8 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-07-04   
224-608 9 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-07-04   
224-620 A BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-11-08   
224-620 0 BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-11-17   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 >>

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.