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: 224 [Rate centres in NPA 224] [Dial plan for NPA 224]

Block: A

<< 1 2 3 4 5 6 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-503 A Northbrook IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-504 A Libertyville IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-505 A Winnetka IL CHCGIL24DS6  224C ONVOY, LLC 358      
224-506 A Des Plaines IL CHCGIL24DS6  224C ONVOY, LLC 358      
224-507 A Deerfield IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-508 A Elgin IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-509 A Algonquin IL EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
224-510 A Wheeling IL RLMDILAGDS4  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
224-512 A Barrington South IL BNTOILAGDS0  9329 ILLINOIS BELL TEL CO 358      
224-513 A Libertyville IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2024-12-27   
224-514 A Algonquin IL CHCGIL24DS6  224C ONVOY, LLC 358      
224-515 A Deerfield IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-516 A Lake Forest IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-517 A Barrington IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-518 A Arlington Heights IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-519 A Des Plaines IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
224-520 A Roselle IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-521 A Glenview IL GLVWILGVDS0  9329 ILLINOIS BELL TEL CO 358      
224-522 A Northbrook IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-523 A Elgin IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-524 A Roselle IL CHCGIL24DS6  224C ONVOY, LLC 358      
224-525 A Northbrook IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-526 A Arlington Heights IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358      
224-527 A Elk Grove IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-528 A Roselle IL CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358      
224-529 A Glenview IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-530 A Plato Center IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
224-531 A Des Plaines IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
224-532 A Wheeling IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-533 A Deerfield IL CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358      
224-534 A Skokie IL CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2024-12-09   
224-535 A Elgin IL   318J COMCAST IP PHONE, LLC 358      
224-536 A Skokie IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358      
224-537 A Des Plaines IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2024-03-10   
224-538 A Waukegan IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-539 A Palatine IL RLMDILAGDS4  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
224-540 A Round Lake IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-541 A Grayslake IL GYLKILGLDS0  9329 ILLINOIS BELL TEL CO 358      
224-542 A Wheeling IL WLNGILWGDS0  9329 ILLINOIS BELL TEL CO 358      
224-543 A Wheeling IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-544 A Lake Forest IL LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
224-545 A Northbrook IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
224-546 A Palatine IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358      
224-547 A Evanston IL CHCGILWUKMD  939H COMMIO, LLC 358   2024-03-10   
224-548 A Northbrook IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-549 A Dundee IL CHCGILWUKMD  939H COMMIO, LLC 358   2024-03-10   
224-550 A Elk Grove IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-551 A Deerfield IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-552 A Lake Forest IL LKFRILLFRP0  9329 ILLINOIS BELL TEL CO 358      
224-553 A Elk Grove IL CHCGILWUKMD  939H COMMIO, LLC 358   2024-03-10   
224-554 A Deerfield IL RLMDILAGDS4  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
224-556 A Algonquin IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-03-11   
224-557 A Palatine IL CHCGILWUKMD  939H COMMIO, LLC 358   2024-03-14   
224-558 A Arlington Heights IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-559 A Northbrook IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-02-24   
224-560 A Libertyville IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-15   
224-561 A Palatine IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-15   
224-562 A Arlington Heights IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-29   
224-563 A Des Plaines IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
224-564 A Elk Grove IL OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
224-565 A Northbrook IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-566 A Algonquin IL CHCGILWURMD  965H FRACTEL, LLC 358      
224-567 A Des Plaines IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
224-568 A Wheeling IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
224-569 A Huntley IL HNTLILHODS0  9329 ILLINOIS BELL TEL CO 358      
224-570 A Waukegan IL CHCGILWUJMD  073H TELNYX LLC 358      
224-571 A Northbrook IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
224-572 A Waukegan IL NCHCILNCDS0  9329 ILLINOIS BELL TEL CO 358      
224-573 A Elgin IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-29   
224-574 A Skokie IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-29   
224-575 A Elgin IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
224-576 A Waukegan IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-29   
224-577 A Round Lake IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-578 A Palatine IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-579 A Huntley IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-06   
224-580 A Des Plaines IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
224-581 A Hampshire IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-07   
224-582 A Lake Villa IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-07   
224-583 A Schiller Park IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-07   
224-584 A Wheeling IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-07   
224-585 A Park Ridge IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-586 A Northbrook IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-04-08   
224-587 A Arlington Heights IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-588 A Wheeling IL ELGNILOTGT5  5562 METROPCS, INC. 358      
224-589 A Deerfield IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-22   
224-590 A Highland Park IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-22   
224-591 A Bensenville IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2024-04-21   
224-592 A Skokie IL SKOKILSKDS0  9329 ILLINOIS BELL TEL CO 358      
224-593 A Glenview IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-28   
224-594 A Barrington IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-28   
224-595 A Arlington Heights IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-596 A Libertyville IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-28   
224-597 A Lake Zurich IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-05-02   
224-598 A Des Plaines IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2024-05-16   
224-599 A Barrington IL CHCGILWURMD  965H FRACTEL, LLC 358      
224-600 A Algonquin IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-601 A Skokie IL CHCGILNEDS0  9329 ILLINOIS BELL TEL CO 358      
224-602 A Libertyville IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-603 A Antioch IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-604 A Elgin IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2024-05-16   

<< 1 2 3 4 5 6 >>

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.