850-339-9141 T-Mobile 417-930-2137 979-207-1065 Verizon Communications 337-684-9472 CenturyLink 440-352-1832 AT&T Ohio 289-626-6133 FiberNet 813-317-5057 tw telecom 850-375-7541 Verizon Wireless 619-772-4603 Sprint 301-529-9170 AT&T Mobility 213-248-4225 Verizon Wireless 416-333-2714 TELUS Mobility 204-716-7386 Provincial Tel 903-273-4933 Level 3 860-813-6501 Verizon Business 912-220-7087 Sprint 214-534-5571 AT&T Mobility 978-398-3787 CTC Communications 269-852-8629 Telnet Worldwide 609-353-5576 AT&T 217-474-9292 Verizon Wireless 678-266-3919 Global Crossing 903-895-7146 CenturyLink 510-981-3552 AT&T California 336-776-2948 AT&T Southeast 508-224-2651 Verizon Communications 949-614-2067 Verizon Business 914-282-4333 AT&T Mobility 240-483-3387 Comcast 763-420-1164 CenturyLink 218-343-2227 Verizon Wireless 778-945-3357 Shaw Telecom 716-286-7893 Verizon Communications 616-784-7861 AT&T Michigan 941-882-9587 Daystar Communications 949-743-1747 Global Crossing 229-287-3099 Verizon Wireless 405-605-1696 Cox 937-355-1116 CenturyLink 603-782-3396 Level 3 781-302-8429 AT&T 708-304-4481 Comcast 315-609-2763 Northland Networks Ltd 515-864-7908 Onvoy 936-852-8226 Windstream 956-744-3647 AT&T Mobility 403-615-8707 Rogers Communications 207-850-6109 IDT America 613-795-9775 Bell Mobility 848-206-4297 Level 3 732-322-6369 T-Mobile 905-203-1482 CallNet Communications 760-693-2016 Sprint 585-497-3586 Level 3 626-454-7008 AT&T California 562-691-2215 Verizon Communications 253-685-1749 414-566-9453 AT&T Wisconsin 832-221-8986 AT&T Mobility 706-223-4156 Windstream 712-746-8853 CenturyLink 240-268-4178 XO Communications 530-243-5102 AT&T California 503-279-5646 CenturyLink 785-422-7078 YMax Communications 210-223-7972 AT&T Southwest 318-843-9128 AT&T Southeast 337-636-2674 Verizon Wireless 819-792-9871 Sogetel 862-240-8726 Verizon Wireless 507-509-9326 Bandwidth.com 779-218-7409 Peerless Network 606-747-8535 Windstream 570-945-2334 Commonwealth Telephone Company 408-568-8548 Verizon Wireless 740-263-4251 Verizon Wireless 734-680-6771 MetroPCS 478-530-4887 808-939-1861 Hawaiian Telcom Communications 908-936-1674 XO Communications 778-643-3749 CITY WEST 870-445-3410 Northern Arkansas Telephone Company 260-570-3545 Sprint 817-580-5105 AT&T Southwest 347-457-8361 tw telecom 360-294-4229 AT&T 919-303-3124 AT&T Southeast 956-241-9263 T-Mobile 705-726-5214 Bell Canada 360-428-1126 Frontier 256-858-5000 AT&T Southeast 717-412-9440 AT&T 415-677-3733 AT&T California 949-635-8957 AT&T California 254-378-1118 Globalstar 817-715-3136 T-Mobile 415-729-9236 Sprint 330-673-3725 AT&T Ohio 570-663-2287 Frontier 732-615-5536 Verizon Communications 410-822-9366 Verizon Communications 260-346-6550 CenturyLink 443-788-5547 XO Communications 419-363-9590 CenturyLink 434-983-1790 CenturyLink 709-938-8977 Newfoundland Telephone Company Ltd 832-206-1481 AT&T Mobility 678-941-8883 Cbeyond 409-723-7456 AT&T Southwest 310-861-4148 Pac-West Telecomm 412-218-5033 T-Mobile 410-643-5106 Verizon Communications 602-647-3135 Verizon Wireless 786-204-7636 Peerless Network 361-625-7678 626-905-7848 T-Mobile 651-714-5426 CenturyLink 832-444-2735 AT&T Mobility 765-366-8235 AT&T Mobility 912-651-4426 AT&T Southeast 201-413-6658 Verizon Communications 713-305-9660 AT&T Mobility 740-896-6745 Frontier 931-645-4684 AT&T Southeast 318-796-9227 CP-Tel 406-332-1957 Blackfoot Telephone Cooperative 661-307-6151 American Messaging 228-691-4125 Communitronics 605-415-3062 Level 3 847-277-7724 AT&T Illinois 250-569-3644 TELUS 425-953-3057 Global Crossing 610-684-5523 Broadview Networks 304-426-2709 Frontier 450-227-5689 Bell Canada 202-752-5450 Verizon Communications 281-569-4143 tw telecom 240-846-7868 XO Communications