| Company | Now Known As | Street Address | Customer Contact No. |
|---|---|---|---|
| 321 Communications, Inc. | 4600 Touchton Rd Ste 1150 Jacksonville, FL 32246 | 904-945-9600 | |
| 365 CLEC, LLC | 200 Connecticut Avenue Suite 5A Norwalk, CT 06854 | 561-869-3355 | |
| 800 Response Information Services LLC | 38 Eastwood Drive Suite 401 South Burlington, VT 05403 | 800-639-1650 | |
| Access One, Inc. d/b/a Access One of New York | 820 W. Jackson Blvd. 6th Floor Chicago, IL 60607 | 800-804-8333 | |
| AccessLine Communications Corporation d/b/a Voice Telco Services | 1050 Enterprise Way Suite 200 Sunnyvale, CA 94089 | 877-357-0750 | |
| ACN Communication Services, LLC | 10150 Mallard Creek Road Suite 400 Charlotte, NC 28262 | 704-260-3000 | |
| Adams CATV Inc. | 19 North Main St Carbondale, PA 18407 | 570-282-6121 | |
| Affinity Network Incorporated d/b/a Horizonone Communications d/b/a Quantumlink Communications d/b/a Voip Communications d/b/a Optic Communications d/b/a ANI Networks | 250 Pilot Road Suite 220 Las Vegas, NV 89119 | 800-569-4667 | |
| Airespring, Inc. | 600 Cleveland Street Suite 226 Clearwater, FL 33755 | 888-389-2899 | |
| Airus, Inc. d/b/a Airus of New York | 433 W Van Buren Suite 410S Chicago, IL 60607 | 800-440-9440 | |
| Alliance Global Networks LLC | 48 Norfield Road Weston, CT 06883 | 800-756-2236 | |
| Allied Telecom Group, LLC | 1400 Crystal Drive Suite 700 Arlington, VA 22202 | 866-595-9915 | |
| Allvoi Communications, Inc. | 20Pine Street , Apt 1707 New York, NY 10005 | 800-816-7907 | |
| Alteva of Warwick LLC | 47 Main Street Warwick, NY 10990 | 845-986-8080 | |
| American Telephone Company LLC | 4005 North Rodney Parham Road Little Rock, AR 72212 | 855-352-2731 | |
| Amerivision Communications, Inc. d/b/a Lifeline Communications d/b/a Affinity 4 | 2037 Laskin Road Virginia Beach, VA 23454 | 800-800-7550 | |
| ANEW Broadband, Inc. | 1728 SW 22nd Street Floor 7 Miami, FL 33145 | 305-261-7778 ext. 135 | |
| ANPI Business, LLC | One North Wacker Suite 2500 Chicago, IL 60606 | 773-693-2637 | |
| ANPI, LLC | One North Wacker Drive Suite 2500 Chicago, IL 60606 | 312-384-8000 | |
| Archtop Fiber LLC | 300 Enterprise Dr Kingston, NY 12401 | 914-329-7182 | |
| Armstrong Telecommunications, Inc. | One Armstrong Place Butler, PA 16001 | 607-359-2211 | |
| Armstrong Telephone Company | One Armstrong Place Butler, PA 16001 | 607-359-2211 | |
| Astound Networks New York, LLC | 650 College Road East Suite 3100 Princeton, NJ 08540 | 800-427-8686 | |
| ATC Outdoor DAS, LLC | 116 Huntington Ave 11th Floor Boston, MA 02116 | 877-282-7483 | |
| Atlantic Broadband (Penn), LLC | 3 Batterymarch Park Suite 200 Quincy, MA 02169 | 888-536-9600 | |
| AT&T Communications of New York, Inc. | 208 S. Akard Street Dallas, TX 75202 | 800-331-0500 | |
| AXO Communications LLC | 212 N 2nd Street, Suite 100 Richmond, KY 40475 | 606-650-0650 | |
| Backbone Communications, Inc. | 510 W 6th Street Suite 930 Los Angeles, CA 90014 | 213-489-2156 | |
| Baka Computers, Inc | 200 Pleasant Grove Rd Ithaca, NY 14850 | 607-216-7171 | |
| Baltimore-Washington Telephone Company | 200 Continental Drive Suite 401 Newark, DE 19713 | 949-942-6500 | |
| Bandwidth.com CLEC, LLC | 2230 Bandmate Way Raleigh, NC 27607 | 855-513-9666 | |
| Barr Tell USA, Inc. | 218 East Park Ave. Suite 522 Long Beach, NY 11561 | 212-226-4420 | |
| BCE Nexxia Corporation | 1821 Walden Office Square Suit 400 Schaumburg, IL 60173 | 855-848-7155 | |
| BCM One, Inc. | 295 Madison Avenue 5th Floor New York, NY 10017 | 888-543-2000 | |
| BCN Telecom, Inc. | 1200 Mount Kemble Avenue 3rd Floor Morristown, NJ 07960 | 866-462-9259 | |
| Berkshire Cable Corporation d/b/a Consolidated Communications Long Distance | 2116 S. 17th Street Mattoon, IL 61938 | 844-968-7224 | |
| Berkshire Telephone Corporation d/b/a Consolidated Communications | 2116 S 17th Street Mattoon, IL 61938 | 844-968-7224 | |
| BIF IV Intrepid OpCo LLC | 11001 W 120th Avenue Suite 305 Broomfield, CO 80021 | 866-371-1860 | |
| Billing Services of America, Inc. | 10161 Park Run Drive Suite 231 Las Vegas, NV 89145 | 952-401-0681 | |
| Blink Communications Corp | 70 Charles Lindbergh Boulevard Unit# 1 Uniondale, NY 11553 | 877-891-2332 | |
| Block Line Systems, LLC | 2700 Oregon Road Northwood, OH 43619 | 888-808-6111 | |
| BlueBird Communications LLC | 447 Broadway 2nd Floor, #155 New York, NY 10013 | 469-513-0000 | |
| Boldyn Networks Fiber US LLC | 121 Innovation Dr Ste 200 Irvine, CA 92617-3094 | 866-265-3961 | |
| Boldyn Networks Infrastructure US LLC | 121 Innovation Dr Ste 200 Irvine, CA 92617-3094 | 866-265-3961 | |
| Boldyn Networks US LLC | 121 Innovation Dr Ste 200 Irvine, CA 92617-3094 | 949-515-1500 | |
| BRIGHT PACKET, INC. | 11756 Artesia Blvd. Suite A Artesia, CA 90701 | 866-375-6032 | |
| Broadband Dynamics, L.L.C. | 8457 E. Via De Commercio First Floor Scottsdale, AZ 85258 | 800-277-1580 | |
| Broadview Networks, Inc. | 4005 North Rodney Parham Road Little Rock, AR 72212 | 855-352-2731 | |
| Broadvox-CLEC, LLC | One North Wacker Suite 2500 Chicago, IL 60606 | 773-693-2637 | |
| Broadwing Communications, LLC. | 100 CenturyLink Dr Monroe, LA 71203 | 800-244-1111 | |
| BT Communications Sales LLC | 11130 Sunrise Valley Drive Suite 325 Reston, VA 20191 | 833-556-6406 | |
| BTI Communications, Inc. d/b/a TELZEQ Communications | 4203 13th Ave Top Floor Brooklyn, NY 11219 | 718-887-9881 | |
| Buehner-Fry Inc. dba Resort Operator Services | 543 NW York Drive Suite 120 Bend, OR 97703 | 800-777-9511 | |
| Buehner-Fry, Inc. dba Directdial USA | 543 NW York Drive Suite 120 Bend, OR 97703 | 800-777-9511 | |
| Business Automation Technologies, Inc. d/b/a Data Network Solutions of New Jersey | 116 Oceanport Avenue Building 1 Little Silver, NJ 07739 | 732-741-5889 | |
| Business Telecom, LLC | 4005 North Rodney Parham Road Little Rock, AR 72212 | 855-352-2731 | |
| Cablevision Lightpath, LLC | 1111 Stewart Avenue Bethpage, NY 11714 | 866-611-3434 | |
| Cablevision of Brookhaven, Inc. | 1 Court Square West 49th Floor Long Island City, NY 11101 | 631-393-0637 | |
| Cablevision of Ossining, L.P. | 1 Court Square West 49th Floor Long Island City, NY 11101 | 718-860-3514 | |
| Cablevision of Rockland/Ramapo, LLC | 1 Court Square West 49th Floor Long Island City, NY 11101 | 877-694-9474 | |
| Cablevision of Southern Westchester, Inc. | 1 Court Square West 49th Floor Long Island City, NY 11101 | 718-860-3514 | |
| Cablevision of Wappingers Falls, Inc. | 1 Court Square West 49th Floor Long Island City, NY 11101 | 877-694-9474 | |
| Cablevision of Warwick, LLC | 1 Court Square West 49th Floor Long Island City, NY 11101 | 877-694-9474 | |
| Cablevision Systems Dutchess Corporation | 1 Court Square West 49th Floor Long Island City, NY 11101 | 877-694-9474 | |
| Cablevision Systems East Hampton Corporation | 1 Court Square West 49th Floor Long Island City, NY 11101 | 631-393-0637 | |
| Cablevision Systems Great Neck Corporation | 1 Court Square West 49th Floor Long Island City, NY 11101 | 631-393-0637 | |
| Cablevision Systems Huntington Corporation | 1 Court Square West 49th Floor Long Island City, NY 11101 | 631-393-0637 | |
| Cablevision Systems Islip Corporation | 1 Court Square West 49th Floor Long Island City, NY 11101 | 631-393-0637 | |
| Cablevision Systems Long Island Corporation | 1 Court Square West 49th Floor Long Island City, NY 11101 | 631-393-0637 | |
| Cablevision Systems New York City Corporation | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | |
| Cablevision Systems Suffolk Corporation | 1 Court Square West 49th Floor Long Island City, NY 11101 | 631-393-0637 | |
| Cablevision Systems Westchester Corporation | 1 Court Square West 49th Floor Long Island City, NY 11101 | 718-860-3514 | |
| Cassadaga Telephone Corporation | 40 Temple St Fredonia, NY 14063-0209 | 716-673-3000 | |
| Castle Cable TV, Inc. | PO Box 339 26 South Main Street Hammond, NY 13646 | 315-482-9975 | |
| Catskill Mountain Cablevision, Inc. | 200 Jefferson Hts PO Box 399 Catskill, NY 12414 | 518-943-6600 | |
| Catskills Communications, Inc. | PO Box 260 50 Swart Street Margaretville, NY 12455 | 845-586-1500 | |
| Catskills Communications, Inc. dba MTC Long Distance | PO Box 260 50 Swart Street Margaretville, NY 12455 | 845-586-1500 | |
| Cause Based Commerce Incorporated d/b/a The Sienna Group | 237 Beaver Road Suite A Walton, KY 41094 | 877-474-3662 | |
| CBTS Technology Solutions LLC | 25 Merchant Street Cincinnati, OH 45246 | 888-783-2506 | |
| Central Telecom Long Distance, Inc. | 102 S Tejohn Street 11th Floor Colorado Springs, CO 80903 | 888-988-9818 | |
| CenturyLink Communications, LLC d/b/a Lumen Technologies Group | 100 CenturyLink Dr Monroe, LA 71203 | 800-244-1111 | |
| Certain Communications Corporation | 4155 East Jewell Avenue Suite 200 Denver, CO 80222 | NA | |
| Champlain Telephone Company | 11118 Rte 9 Champlain, NY 12919 | 518-298-2411 | |
| Charter Fiberlink NY - CCO, LLC | 12405 Powerscourt Drive St. Louis, MO 63131 | 833-694-9259 | |
| Chautauqua & Erie Telephone Corporation d/b/a Consolidated Communications | 2116 S. 17th Street Mattoon, IL 61938 | 844-968-7224 | |
| Chazy and Westport Telephone Corporation | 2 Champlain Ave. PO Box 249 Westport, NY 12993 | 518-962-8211 | |
| Choice One Communications of New York, Inc. | 4005 North Rodney Parham Road Little Rock, AR 72212 | 855-352-2731 | |
| Cincinnati Bell Extended Territories LLC d/b/a altafiber connected services | 221 E. Fourth Street 103-1000 Cincinnati, OH 45202 | 888-246-2355 | |
| Citizens Cablevision, Inc. | PO BOX 217 26 South Main Street Hammond, NY 13646 | 315-324-5911 | |
| Citizens Long Distance, Inc. | PO BOX 217 26 South Main Street Hammond, NY 13646 | 315-324-5911 | |
| Citizens Telecommunications Company of New York, Inc. d/b/a Frontier Communications of New York | 1919 McKinney Ave. Dallas, TX 75201 | 800-921-8101 | |
| Citizens Telephone Company of Hammond New York, Inc. | PO BOX 217 26 South Main Street Hammond, NY 13646 | 315-324-5911 | |
| Clarity Fiber Solutions, LLC | 2901 Society Hill Road Opelika, AL 36804 | 850-527-1180 | |
| Clear Rate Communications, LLC | 2600 West Big Beaver Road, Suite 450 Troy, MI 48084 | 248-556-9525 | |
| Cleareon Fiber Networks, LLC | Annex Fiber Inc. | 100 William St. 3rd Floor New York, NY 10038 | 877-472-6444 |
| Cogeco US Enterprise, LLC d/b/a Breezeline | 3 Batterymarch Park Suite 200 Quincy, MA 02169 | 617-786-8800 | |
| Community Cable Corporation d/b/a North Penn Video | 34 S. Main Street Prattsburgh, NY 14873 | 800-338-3300 | |
| Comtech 21, LLC | 10 Research Parkway Suite 100 Wallingford, CT 06492 | 877-312-5564 | |
| Constructure Technologies, LLC | 425 Broadhollow Rd STE 425 Melville, NY 11747-4701 | 631-396-7777 | |
| Consumer Telcom, Inc. | 170 S Green Valley Pkwy Suite 300 Henderson, NV 89012 | 800-872-3811 | |