| 312-645 | Chicago | Ameritech Illinois |
| 312-646 | Arlington Heights | Broadwing Communications, Llc - Il |
| 312-647 | Chicago | T-mobile Usa, Inc. |
| 312-648 | Chicago | Ameritech Illinois |
| 312-649 | Chicago | Ameritech Illinois |
| 312-650 | Chicago | Rcn Telecom Services Of Illinois, Inc. - Il |
| 312-651 | Chicago | Ameritech Illinois |
| 312-653 | Chicago | Ameritech Illinois |
| 312-654 | Chicago | Ameritech Illinois |
| 312-655 | Chicago | Ameritech Illinois |
| 312-656 | Arlington Heights | Sprint Spectrum L.p. |
| 312-657 | Naperville | Usa Mobility Wireless, Inc. |
| 312-658 | Chicago | Ameritech Illinois |
| 312-659 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 312-660 | Chicago | Teleport Communications America, Llc - Il |
| 312-661 | Chicago | Ameritech Illinois |
| 312-662 | Chicago | Ameritech Illinois |
| 312-663 | Chicago | Ameritech Illinois |
| 312-664 | Chicago | Ameritech Illinois |
| 312-665 | Chicago | Teleport Communications America, Llc - Il |
| 312-666 | Chicago | Ameritech Illinois |
| 312-667 | Chicago | Peerless Network Of Illinois, Llc - Il |
| 312-669 | Chicago | Ameritech Illinois |
| 312-670 | Chicago | Ameritech Illinois |
| 312-671 | Arlington Heights | Sprint Spectrum L.p. |
| 312-672 | Chicago | Ameritech Illinois |
| 312-673 | Chicago | First Communications Llc - Il |
| 312-674 | Chicago | Ameritech Illinois |
| 312-675 | Arlington Heights | Ameritech Illinois |
| 312-676 | Chicago | First Communications Llc - Il |
| 312-677 | Naperville | Usa Mobility Wireless, Inc. |
| 312-678 | Chicago | T-mobile Usa, Inc. |
| 312-679 | Chicago | American Messaging Services, Llc |
| 312-680 | Naperville | Usa Mobility Wireless, Inc. |
| 312-681 | Chicago | Ameritech Illinois |
| 312-682 | Naperville | Usa Mobility Wireless, Inc. |
| 312-683 | Chicago | Ameritech Illinois |
| 312-685 | Arlington Heights | Sprint Spectrum L.p. |
| 312-688 | Naperville | Usa Mobility Wireless, Inc. |
| 312-689 | Chicago | American Messaging Services, Llc |
| 312-690 | Chicago | Rclec, Inc. - Il |
| 312-691 | Hammond | Indiana Paging Ntwk |
| 312-692 | Chicago | Ameritech Illinois |
| 312-694 | Chicago | Ameritech Illinois |
| 312-696 | Chicago | Ameritech Illinois |
| 312-697 | Chicago | Ameritech Illinois |
| 312-698 | Arlington Heights | Broadwing Communications, Llc - Il |
| 312-699 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 312-701 | Chicago | Ameritech Illinois |
| 312-702 | Chicago | Mcimetro Access Transmission Services Llc |
| 312-703 | Chicago | Ameritech Illinois |
| 312-704 | Chicago | Ameritech Illinois |
| 312-705 | Chicago | Teleport Communications America, Llc - Il |
| 312-706 | Chicago | Teleport Communications America, Llc - Il |
| 312-707 | Chicago | Ameritech Illinois |
| 312-709 | Chicago | T-mobile Usa, Inc. |
| 312-710 | Chicago | Ameritech Illinois |
| 312-712 | Chicago | Ameritech Illinois |
| 312-713 | Chicago | American Messaging Services, Llc |
| 312-714 | Chicago | Ameritech Illinois |
| 312-715 | Chicago | Ameritech Illinois |
| 312-716 | Chicago | Ameritech Illinois |
| 312-717 | Naperville | Usa Mobility Wireless, Inc. |
| 312-718 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 312-719 | Arlington Heights | Sprint Spectrum L.p. |
| 312-720 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 312-721 | Chicago | T-mobile Usa, Inc. |
| 312-724 | Chicago | Bandwidth.com Clec, Llc - Il |
| 312-725 | Chicago | Bandwidth.com Clec, Llc - Il |
| 312-726 | Chicago | Ameritech Illinois |
| 312-729 | Chicago | Ameritech Illinois |
| 312-730 | Chicago | At&t Local |
| 312-731 | Chicago | T-mobile Usa, Inc. |
| 312-732 | Chicago | Ameritech Illinois |
| 312-733 | Chicago | Ameritech Illinois |
| 312-735 | Arlington Heights | Sprint Spectrum L.p. |
| 312-737 | Chicago | Ameritech Illinois |
| 312-738 | Chicago | Ameritech Illinois |
| 312-739 | Chicago | Ameritech Illinois |
| 312-740 | Chicago | American Messaging Services, Llc |
| 312-742 | Chicago | Ameritech Illinois |
| 312-743 | Chicago | Ameritech Illinois |
| 312-744 | Chicago | Ameritech Illinois |
| 312-745 | Chicago | Ameritech Illinois |
| 312-746 | Chicago | Ameritech Illinois |
| 312-747 | Chicago | Ameritech Illinois |
| 312-748 | Naperville | Usa Mobility Wireless, Inc. |
| 312-749 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 312-750 | Chicago | Ameritech Illinois |
| 312-751 | Chicago | Ameritech Illinois |
| 312-752 | Arlington Heights | Broadwing Communications, Llc - Il |
| 312-753 | Chicago | Rcn Telecom Services Of Illinois, Inc. - Il |
| 312-754 | Chicago | Level 3 Telecom Of Illinois, Llc - Il |
| 312-755 | Chicago | Ameritech Illinois |
| 312-756 | Chicago | Ameritech Illinois |
| 312-757 | Chicago | Getgo Communications Llc - Il |
| 312-758 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 312-759 | Chicago | Ameritech Illinois |
| 312-760 | Chicago | American Messaging Services, Llc |
| 312-762 | Chicago | Ameritech Illinois |
| 312-763 | Chicago | Comcast Phone Of Illinois, Llc Dba Comco - Il |
| 312-765 | Chicago | Ameritech Illinois |
| 312-768 | Arlington Heights | At&t Local |
| 312-769 | Hammond | Indiana Paging Ntwk |
| 312-770 | Chicago | Ameritech Illinois |
| 312-771 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 312-772 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 312-774 | Chicago | T-mobile Usa, Inc. |
| 312-775 | Chicago | Ameritech Illinois |
| 312-777 | Chicago | Teleport Communications America, Llc - Il |
| 312-780 | Elk Grove Village | Mci Worldcom Communications, Inc. - Il |
| 312-781 | Chicago | Ameritech Illinois |
| 312-782 | Chicago | Ameritech Illinois |
| 312-784 | Chicago | First Communications Llc - Il |
| 312-786 | Chicago | Ameritech Illinois |
| 312-787 | Chicago | Ameritech Illinois |
| 312-788 | Chicago | Ameritech Illinois |
| 312-789 | Chicago | Ameritech Illinois |
| 312-790 | Chicago | Ameritech Illinois |
| 312-791 | Chicago | Ameritech Illinois |
| 312-793 | Chicago | Ameritech Illinois |
| 312-794 | Chicago | Rcn Telecom Services Of Illinois, Inc. - Il |
| 312-795 | Chicago | Ameritech Illinois |
| 312-797 | Chicago | Ameritech Illinois |
| 312-798 | Chicago | Ameritech Illinois |
| 312-799 | Chicago | Ameritech Illinois |
| 312-800 | Chicago | Peerless Network Of Illinois, Llc - Il |
| 312-801 | Chicago | 365 Wireless, Llc |
| 312-802 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 312-803 | Elk Grove Village | Mci Worldcom Communications, Inc. - Il |
| 312-804 | Chicago | T-mobile Usa, Inc. |
| 312-805 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 312-806 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 312-807 | Chicago | Ameritech Illinois |
| 312-808 | Chicago | Ameritech Illinois |
| 312-809 | Chicago | Mcimetro Access Transmission Services Llc |
| 312-810 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 312-812 | Chicago | Ameritech Illinois |
| 312-813 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 312-816 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 312-817 | Chicago | Ameritech Illinois |
| 312-818 | Chicago | T-mobile Usa, Inc. |
| 312-819 | Chicago | Ameritech Illinois |
| 312-820 | Naperville | Usa Mobility Wireless, Inc. |
| 312-821 | Bensenville | Mci Worldcom Communications, Inc. - Il |
| 312-822 | Chicago | Ameritech Illinois |
| 312-823 | Chicago | Ameritech Illinois |
| 312-828 | Chicago | Ameritech Illinois |
| 312-829 | Chicago | Ameritech Illinois |
| 312-830 | Naperville | Usa Mobility Wireless, Inc. |
| 312-831 | Chicago | Ameritech Illinois |
| 312-832 | Chicago | Ameritech Illinois |
| 312-833 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 312-834 | Willowbrook | Ameritech Illinois |
| 312-835 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 312-836 | Chicago | Ameritech Illinois |
| 312-839 | Chicago | American Messaging Services, Llc |
| 312-840 | Chicago | Ameritech Illinois |
| 312-841 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 312-842 | Chicago | Ameritech Illinois |
| 312-843 | Chicago | Teleport Communications America, Llc - Il |
| 312-844 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 312-845 | Chicago | Ameritech Illinois |
| 312-846 | Chicago | Ameritech Illinois |
| 312-848 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 312-849 | Chicago | Ameritech Illinois |
| 312-850 | Chicago | Ameritech Illinois |
| 312-851 | Naperville | Usa Mobility Wireless, Inc. |
| 312-852 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 312-853 | Chicago | Ameritech Illinois |
| 312-854 | Chicago | Rcn Telecom Services Of Illinois, Inc. - Il |
| 312-855 | Chicago | Ameritech Illinois |
| 312-856 | Willowbrook | Ameritech Illinois |
| 312-857 | Chicago | Ameritech Illinois |
| 312-859 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 312-860 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 312-861 | Chicago | Ameritech Illinois |
| 312-862 | Chicago | Ameritech Illinois |
| 312-863 | Chicago | Ovation Communications Of Illinois, Inc. |
| 312-864 | Chicago | Ameritech Illinois |
| 312-865 | Schaumburg | New Cingular Wireless Pcs, Llc - Il |
| 312-867 | Chicago | Ameritech Illinois |
| 312-869 | Chicago | Ameritech Illinois |
| 312-870 | Chicago | First Communications Llc - Il |
| 312-873 | Elk Grove Village | Mci Worldcom Communications, Inc. - Il |
| 312-875 | Chicago | Ameritech Illinois |
| 312-876 | Chicago | Ameritech Illinois |
| 312-878 | Chicago | Peerless Network Of Illinois, Llc - Il |
| 312-879 | Chicago | Ameritech Illinois |
| 312-880 | Chicago | Ameritech Illinois |
| 312-881 | Chicago | Ovation Communications Of Illinois, Inc. |
| 312-882 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 312-884 | Chicago | Ovation Communications Of Illinois, Inc. |
| 312-886 | Chicago | Ameritech Illinois |
| 312-887 | Chicago | Ameritech Illinois |
| 312-888 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 312-890 | Arlington Heights | Sprint Spectrum L.p. |
| 312-891 | Naperville | Usa Mobility Wireless, Inc. |
| 312-892 | Chicago | Broadwing Comms |
| 312-893 | Arlington Heights | Broadwing Communications, Llc - Il |