204-861-3775 MTS Wireless 215-597-7877 Verizon Communications 231-697-2683 Lucre 801-463-7900 CenturyLink 408-938-1404 AT&T California 850-292-9328 VoiceStream Wireless 331-209-1264 Level 3 310-492-4273 XO Communications 705-562-7084 Rogers Communications 317-541-8423 AT&T Indiana 802-441-2746 Level 3 763-560-8194 CenturyLink 954-685-7618 American Messaging 417-763-7821 Sprint 201-442-1676 AT&T 470-599-3060 Verizon Wireless 906-332-3100 315-390-6651 tw telecom 289-936-2231 Rogers Communications 479-203-4114 AT&T Arkansas 581-269-1137 Xittel 309-734-9334 Frontier 407-970-1005 T-Mobile 513-658-9734 AT&T Mobility 515-277-7743 CenturyLink 334-686-1262 Network Telephone Corporation 843-228-4001 CenturyLink 484-234-9817 Cavalier 208-846-1491 CenturyLink 573-717-7025 AT&T Southwest 620-230-8647 AT&T Southwest 239-274-3918 CenturyLink 678-981-7148 Level 3 915-544-3200 AT&T Southwest 602-576-4205 Sprint 772-785-8060 AT&T Southeast 732-946-6588 Verizon Communications 716-484-3889 Windstream 613-435-5752 2034156 Ontario 916-223-3794 Verizon Wireless 920-458-3151 AT&T Wisconsin 352-408-1771 AT&T Mobility 845-326-7072 Frontier 571-299-4737 US LEC 262-938-5321 AT&T Wisconsin 573-708-7883 AT&T 252-747-6559 CenturyLink 201-340-7206 Level 3 207-342-5055 FairPoint Communications 570-779-8678 Verizon Communications 781-615-4198 Verizon Business 808-661-7688 Hawaiian Telcom Communications 404-474-4531 Network Telephone Corporation 845-367-5059 Level 3 520-371-7162 Sprint 302-709-4160 Cavalier 641-582-5356 Windstream 802-302-6485 Global NAPS 925-500-6388 O1 Communications 438-478-3544 ISP Telecom 571-514-3728 Cavalier 225-347-2726 tw telecom 601-515-2660 Telepak Networks 516-807-9065 Sprint 402-448-4391 Windstream 218-359-8038 IdeaOne Telecom Group 410-256-5601 Verizon Communications 701-269-4324 Verizon Wireless 409-377-1069 Verizon Wireless 320-316-4539 Broadvox 585-338-6471 Frontier 806-520-1513 NTS Communications 803-867-1396 AT&T Southeast 229-514-6223 Level 3 801-798-6084 CenturyLink 910-891-8695 CenturyLink 541-226-9549 AT&T 715-876-5136 West Wisconsin Telcom Cooperative 215-971-4909 Sprint 502-612-4193 Verizon Wireless 813-279-3932 MetroPCS 732-447-9144 Verizon Business 573-351-4020 Windstream 423-979-8821 CenturyLink 707-408-7156 Onvoy 787-714-3231 America Movil 615-775-7197 tw telecom 231-642-4719 Sprint 909-242-9725 U.S. Telepacific Corporation 507-462-4140 BEVCOMM 870-827-2239 Windstream 715-360-7250 AT&T Mobility 541-206-4151 Sprint 762-243-5564 AT&T Southeast 250-328-7439 Bell Mobility 402-839-5619 Windstream 703-600-4523 Cavalier 951-363-3827 CenturyLink 507-383-1452 Verizon Wireless 856-842-1242 XO Communications 612-821-4211 CenturyLink 423-926-8068 CenturyLink 717-233-7966 Verizon Communications 303-368-9470 CenturyLink 905-927-3973 Bell Canada 262-942-1885 AT&T Wisconsin 810-721-1524 Frontier 302-357-8910 Verizon Wireless 702-382-2342 CenturyLink 917-646-1795 USA Mobility 785-985-7823 CenturyLink 941-308-3183 Level 3 334-592-6420 207-561-3032 FairPoint Communications 787-247-5796 AT&T Mobility 404-543-3561 T-Mobile 305-442-8421 AT&T Southeast 502-217-2845 AT&T Southeast 973-572-7760 Level 3 604-474-5580 Shaw Telecom 407-581-7868 US LEC 250-204-2023 Rogers Communications 404-924-5921 AT&T Southeast 713-608-7293 USA Mobility 765-683-1546 AT&T Indiana 850-268-6478 Deltacom 781-251-9834 Verizon Communications 858-832-7256 Cox 732-827-9814 Verizon Communications 937-380-2092 Sprint 404-215-4883 AT&T Southeast 530-888-2465 AT&T California 269-609-1764 Telnet Worldwide 562-925-2228 Verizon Communications 605-455-7230 Golden West Telecommunications Cooperative 660-722-7634 Level 3 818-883-1857 AT&T California 579-525-2775 Bell Mobility