| Company | Status | Now Known As | Street Address | Customer Contact No. | |
|---|---|---|---|---|---|
| M5 Networks, Inc. | Ceased Operations | ||||
| MaBell Associates, Inc. d/b/a Ma BELL MARKETING | Ceased Operations | ||||
| Magellan Hill Technologies, LLC | Ceased Operations | 1645 West Chester Pike Suite 200 West Chester, PA 19382 | |||
| Magna5 LLC | Inactive | RingSquared Telecom LLC | 3001 Dallas Parkway Suite 610 Frisco, TX 75034 | ||
| Magnum Networks, LLC | Ceased Operations | 771 E. US Highway 80 Suite 201 Forney, TX 75126 | |||
| Main Street Telephone Company | Ceased Operations | N/A | 470 Norristown Rd Suite 201 Blue Bell, PA 19422 | ||
| Main Street Virtual Learning LLC | Ceased Operations | 650 James St Syracuse, NY 13203 | |||
| Manhattan Cable Television, Inc | Ceased Operations | ||||
| Manhattan Telecommunications Corporation LLC d/b/a Metropolitan Communications Solutions, LLC | Active | 55 Water Street 32nd Floor New York, NY 10041 | 877-963-8663 | ||
| Manhattan Telecommunications Corp. | Ceased Operations | 44 Wall Street 6th Floor New York, NY 10005 | |||
| Marathon Communications Corporation d/b/a Marathon USA | Ceased Operations | 8014 Cumming Hwy Suite 403-357 Canton, GA 30115 | |||
| Marathon Metro, Inc. | Ceased Operations | ||||
| Margaretville Tel-Viz | Ceased Operations | ||||
| Margaretville Telephone Company, Inc. | Active | PO Box 260 50 Swart Street Margaretville, NY 12455 | 845-586-3311 | ||
| Mary Imogene Bassett Hospital | Ceased Operations | ||||
| Mary Jerabeck & Debra Nowak | Ceased Operations | ||||
| Masergy Communications, Inc. | Ceased Operations | ||||
| Maskina Communications, Inc. | Ceased Operations | 8445 Freeport Parkway N/A Suite# 650 Irving, TX 75063 | |||
| MassComm Inc. d/b/a MASS Communications | Ceased Operations | MassComm, LLC | 4001 N Rodney Parham Rd Little Rock, AR 72212 | ||
| MassComm, LLC | Active | 4005 North Rodney Parham Road Little Rock, AR 72212 | 855-352-2731 | ||
| Master Call Connections, LLC | Ceased Operations | Allvoi Communications, Inc. | 39 Broadway Rm 1850 New York, NY 10006 | ||
| Master Call Corporation | Ceased Operations | Master Call Connections LLC. | Master Call Corporation 39 Broadway Rm 1850 New York, NY 10006-3012 | ||
| Master Call Corporation | Ceased Operations | Master Call Connections LLC. | 39 BROADWAY RM 1850 18 NEW YORK, NY 10006 | ||
| MasterTel Communications Corp. | Ceased Operations | ||||
| Mastic Development Corporation | Ceased Operations | ||||
| Matrix Industries, Inc. | Ceased Operations | ||||
| Matrix Telecom, Inc. | Ceased Operations | 7171 Forest Lane, Suite 700 Dallas, Texas 75230 | |||
| Matrix Telecom, Inc. dba Matrix Business Technologies also dba Trinsic Communications | Ceased Operations | NA | 601 South Harbour Island Blvd. Suite 220 Tampa, FL 33602 | ||
| Matrix Telecom, Inc. d/b/a Americatel d/b/a Startec | Ceased Operations | 9330 LBJ Freeway Suite 944 Dallas, TX 75243 | |||
| Matrix Telecom, Inc. d/b/a Excel Telecommunications | Ceased Operations | 433 E. Las Colinas Blvd, Suite 500, Irving, TX 75039 433 E. Las Colinas Blvd Suite 500 Irving, TX 75039 | |||
| Matrix Telecom, Inc. d/b/a Impact Telecom | Ceased Operations | Matrix Telecom, LLC d/b/a Impact Telecom | 433 E. Las Colinas Blvd, Suite 500, Irving, TX 75039 433 E. Las Colinas Blvd Suite 500 Irving, TX 75039 | ||
| Matrix Telecom, Inc. d/b/a Trinsic Communications | Ceased Operations | 433 E. Las Colinas Blvd, Suite 500 Irving, TX 75039 | |||
| Matrix Telecom, Inc. d/b/a VarTec Telecom | Ceased Operations | 433 E. Las Colinas Blvd, Suite 500, Irving, TX 75039 433 E. Las Colinas Blvd Suite 500 Irving, TX 75039 | |||
| Matrix Telecom, Inc. d/b/a VarTec Telecom d/b/a Excel Telecommunications | Ceased Operations | Matrix Telecom, Inc. d/b/a VarTec Telecom d/b/a Clear Choice Communications. | |||
| Matrix Telecom, Inc. d/b/a VarTec Telecom d/b/a Clear Choice Communications | Ceased Operations | 433 E. Las Colinas Blvd, Suite 500, Irving, TX 75039 433 E. Las Colinas Blvd Suite 500 Irving, TX 75039 | |||
| Matrix Telecom, LLC d/b/a Americatel d/b/a Startec | Ceased Operations | 9330 LBJ Freeway Suite 944 Dallas, TX 75243 | |||
| Matrix Telecom, LLC d/b/a Excel Telecommunications | Ceased Operations | 9330 LBJ Freeway Suite 944 Dallas, TX 75243 | |||
| Matrix Telecom, LLC d/b/a Impact Telecom | Ceased Operations | Matrix Telecom, LLC d/b/a Impact Telecom d/b/a Lingo | 400 E. Las Colinas Blvd. Suite 500 Irving, TX 75039 | ||
| Matrix Telecom, LLC d/b/a Impact Telecom d/b/a Lingo | Ceased Operations | Lingo Telecom, LLC d/b/a Lingo | 9330 LBJ Freeway Suite 944 Dallas, TX 75243 | ||
| Matrix Telecom, LLC d/b/a Trinsic Communications | Ceased Operations | 400 E. Las Colinas Blvd. Suite 500 Irving, TX 75039 | |||
| Matrix Telecom, LLC d/b/a VarTec Telecom | Ceased Operations | 9330 LBJ Freeway Suite 944 Dallas, TX 75243 | |||
| Matrix Telecom, LLC d/b/a VarTec Telecom d/b/a Clear Choice Communications | Ceased Operations | 9330 LBJ Freeway Suite 944 Dallas, TX 75243 | |||
| Matt Edwards dba Personal Communications Systems* | Ceased Operations | ||||
| Max Telecom, LLC | Ceased Operations | ||||
| Maxcess, Inc. | Ceased Operations | ||||
| Maxim Communications Corp. | Ceased Operations | ||||
| Maxsip Tel LLC | Active | 181 South Franklin Avenue Suite 304 Valley Stream, NY 11581 | 866-629-7471 | ||
| Maxsip Telecom Corporation | Ceased Operations | Maxsip Tel LLC | 708 Central Avenue Woodmere, NY 11598 | ||
| MaxTel Communication, Inc. | Ceased Operations | ||||
| Maxtel Corporation | Ceased Operations | ||||
| Maxtel USA, Inc. | Ceased Operations | ||||
| Maxxis Communications, Inc. | Ceased Operations | ||||
| McBlue Telecom, Inc. | Ceased Operations | 28720 Roadside Dr Ste 335 Agoura Hills, CA 91301 | |||
| McGraw Communications, Inc. | Ceased Operations | BCM One, Inc 521 5th Avenue 14th Floor New York, NY 10175 | |||
| MCI Communications Services, Inc. d/b/a Verizon Business Services | Ceased Operations | MCI Communications Services LLC d/b/a Verizon Business Services | One Verizon Way Basking Ridge, NJ 07920 | ||
| MCI Communications Services, LLC d/b/a Verizon Business Services | Active | One Verizon Way Basking Ridge, NJ 07920 | 888-624-5622 | ||
| MCI Telecommunications Corporation | Ceased Operations | ||||
| MCI WorldCom Communications, Inc.* | Ceased Operations | 22001 Loudoun County Parkway Ashburn, VA 20147 | |||
| MCI Worldcom Network Services, Inc. | Ceased Operations | 22001 Loudoun County Parkway Ashburn, VA 20147 | |||
| MCI WorldCom, Inc.* | Ceased Operations | ||||
| MCImetro Access Transmission Services Corp. d/b/a Verizon Access Transmission Services | Ceased Operations | MCImetro Access Transmission Services LLC d/b/a Verizon Access Transmission Services | One Verizon Way Basking Ridge, NJ 07920 | ||
| MCImetro Access Transmission Services LLC d/b/a Verizon Access Transmission Services | Active | One Verizon Way Basking Ridge, NJ 07920 | 888-624-5622 | ||
| MCImetro Access Transmission Services, Inc.* | Ceased Operations | ||||
| MCImetro Access Transmission Services, LLC | Ceased Operations | 22001 Loudoun County Parkway Ashburn, VA 20147 | |||
| McLeodUSA Telecommunications Services, LLC | Active | 4005 North Rodney Parham Road Little Rock, AR 72212 | 855-352-2731 | ||
| Media Log, Inc. | Ceased Operations | ||||
| Media One | Ceased Operations | ||||
| Media Solutions Corporation | Ceased Operations | ||||
| Media Three Corporation, Inc. | Ceased Operations | 254 36th Street Suite C-304 Brooklyn, NY 11232 | |||
| MediaOne Group, Inc. | Ceased Operations | ||||
| MediaTel Corporation | Ceased Operations | Florida Media Tel | |||
| Meg Radio, Inc. | Ceased Operations | N/A | 786 BROAD STREET NEWARK, NJ 07102 | ||
| MegaPath Corporation | Ceased Operations | 6800 Koll Center Parkway Suite 200 Pleasanton, CA 94566 | |||
| Megatel Corporation | Ceased Operations | ||||
| Megsinet-CLEC, Inc. | Ceased Operations | ||||
| Mercury Long Distance, Inc. | Ceased Operations | ||||
| Mercury Marketing Company Ltd. | Ceased Operations | ||||
| Mercury Networks Inc. | Ceased Operations | ||||
| Mercury Telecom (USA), Inc. | Ceased Operations | ||||
| Meridian Telecom Corporation | Ceased Operations | ||||
| Merit Tel, Inc. | Ceased Operations | ||||
| Metcom Access, Inc. | Ceased Operations | ||||
| MetComm.Net, LLC | Ceased Operations | N/A | 100 South Van Brunt Street Ste. 3 Englewood, NJ 07631 | ||
| Metracom Corporation | Ceased Operations | ||||
| Metro Connection Inc. dba TransAmerican Telephone, Inc.* | Ceased Operations | TransAmerican Telephone; Inc. | |||
| Metro Fiber Co., LLC d/b/a Axiom Fiber Networks | Ceased Operations | Axiom Fiber Networks 525 Washington Boulevard Ste. 2210 Jersey City, NJ 07302 | |||
| Metro Teleconnect Companies, Inc. | Ceased Operations | 2150 Herr Street Harrisburg, PA 17103 | |||
| Metro Teleconnect, Inc. | Ceased Operations | ||||
| MetroLink Communications, Inc. | Ceased Operations | ||||
| Metromedia Communications Corporation* | Ceased Operations | ||||
| Metromedia Connections Inc. | Ceased Operations | ||||
| Metromedia Fiber Network Services, Inc. | Ceased Operations | ||||
| Metromedia Hotelnet, Inc. | Ceased Operations | ||||
| Metromedia Long Distance, Inc. | Ceased Operations | ||||
| Metropage, Inc. | Ceased Operations | ||||
| Metropol Access Deutschland GmbH | Ceased Operations | ||||
| Metropolitan Fiber Systems of New York, Inc. | Active | One Verizon Way Basking Ridge, NJ 07920 | 800-424-0583 | ||
| Metropolitan Fiber Systems of Westchester, Inc.* | Ceased Operations | ||||
| Metropolitan Telecommunications | Ceased Operations | ||||
| Metropolitan Telecommunications dba MetTel | Ceased Operations | Manhattan Telecommunications Corporation LLC d/b/a Metropolitan Communications Solutions, LLC | 55 Water Street 32nd Floor New York, NY 10041 | ||
| MFS Intelenet of New York, Inc. | Ceased Operations | ||||
| MFS Telephone of New York, Inc.* | Ceased Operations | ||||
| MG LLC d/b/a SearsConnect | Ceased Operations | ||||
| MGC Communications, Inc. | Ceased Operations | ||||
| MGEN Services Corp. | Ceased Operations | 2510 Redhill Avnue Sant Ana, CA 92705 | |||
| MGMG Corporation | Ceased Operations | ||||
| Micomm Holdings, Inc | Ceased Operations | Advancenet Telecommunications | |||
| Microtel Communications Corporation | Ceased Operations | ||||
| MicroVoice Applications, Inc. | Ceased Operations | ||||
| Microwave Satellite Technologies, Inc. | Ceased Operations | 259-263 Goffle Road Hawthorne, NJ 07506 | |||
| Mid-Com Communications Corporation | Ceased Operations | ||||
| Mid-Hudson Broadband LLC | Inactive | 200 Jefferson Heights Catskill, NY 12414 | |||
| Mid-Hudson Cablevision, Inc. | Active | 200 Jefferson Hts Catskill, NY 12414 | 518-943-6600 | ||
| Mid-Hudson Communications, Inc. | Ceased Operations | TVC Albany, Inc. d/b/a Tech Valley Communications | 87 State Street Albany, NY 12207 | ||
| Mid-Tel Cable TV, Inc. | Ceased Operations | 103 Cliff St PO Box 191 Middleburgh, NY 12122 | |||
| Mid Atlantic Telecom, Inc. | Ceased Operations | ||||
| Midcom Communications, Inc. | Ceased Operations | ||||
| Middleburgh Telephone Company | Active | PO Box 191 103 Cliff Street Middleburgh, NY 12122 | 518-827-5211 | ||
| Midtel Cable TV, Inc. | Active | PO Box 191 103 Cliff Street Middleburgh, NY 12122 | 518-827-5211 | ||
| Midwest Fibernet, Inc. | Ceased Operations | ||||
| Midwestern Telecommunications, Inc. | Ceased Operations | ||||
| Miko Telephone Communications, Inc. | Ceased Operations | ||||
| Milestone Communications | Ceased Operations | ||||
| Military Communications Center, Inc. | Ceased Operations | ||||
| Millennium Optical Networks, Inc. | Ceased Operations | ||||
| Millicom Telecommunications Services, Inc. | Ceased Operations | ||||
| Milliwave limited Partnership | Ceased Operations | ||||
| Minimum Rate Pricing, Inc. | Ceased Operations | ||||
| Mintel Corp. | Ceased Operations | ||||
| Miracle Communications, Inc. | Ceased Operations | 725 Lakefield Road Suite G Westlake Village, CA 91361 | |||
| Mission Networks, LLC | Ceased Operations | ||||
| Mitel Cloud Services, Inc. | Ceased Operations | 1146 N ALMA SCHOOL RD MESA, AZ 85201 | |||
| Mitel Netsolutions, inc. | Ceased Operations | 1146 N. Alma School Rd. N/A N/A Mesa, AZ 85201-3000 | |||
| Mitex International, Inc. | Ceased Operations | ||||
| MJD TeleChoice Corp. | Ceased Operations | ||||
| MMG Holdings, Inc. d/b/a M8X Technologies | Ceased Operations | 33 Union Street Suite 10 Weymouth, MA 02190 | |||
| Mobilitie Management, LLC | Ceased Operations | 660 Newport Center Drive Suite 200 Newport Beach, CA 92660 | |||
| Mobilitie, LLC | Ceased Operations | Boldyn Networks US LLC | 121 Innovation Drive Suite 200 Irvine, CA 92617-3094 | ||
| Momentum Telecom, Inc. | Ceased Operations | Momentum Telecom, Inc. 880 Montclair Road Suite 400 Birmingham, AL 35213 | |||
| Momentum Telecom, (Inc.) | Ceased Operations | ||||
| Monkry Productions, Inc. | Ceased Operations | NA | c/o Jimmy Perez 1966 Crotona Avenue Bronx, NY 10457 | ||
| Monmouth Telephone & Telegraph, Inc. | Ceased Operations | ||||
| Monroe Security & Safety Systems Local Development Corporation | Ceased Operations | ||||
| Morris Pacific Telecommunications, Corp. | Ceased Operations | 7501 East Treasure Drive Suite # 9A North Bay Village, Florida 33141 | |||
| Mosaic Networx, LLC | Ceased Operations | 700 Larkspur Landing Circle Suite 214 Larkspur, CA 94939 | |||
| Motion Telecom, Inc. | Ceased Operations | ||||
| Motorola Solutions Connectivity, Inc. | Active | 500 West Monroe St 44th Floor Chicago, IL 60661 | 844-291-6988 | ||
| Mountain Cable Company | Ceased Operations | ||||
| Mountainview Cable | Ceased Operations | ||||
| Mountainview Cablevision | Ceased Operations | ||||
| Moving Bytes, Inc. | Ceased Operations | ||||
| Mpower Communications Corp. | Ceased Operations | 175 Sully's Trail Suite 300 Pittsford, NY 14534 | |||
| MSN Communications, Inc. | Ceased Operations | ||||
| MTC Cable | Ceased Operations | Heart of the Catskills Communications, Inc. dba MTC Cable | PO Box 260 50 Swart St Margaretville, NY 12455 | ||
| MTC Telemanagement Corporation | Ceased Operations | ||||
| MTX Communications Corp.* | Ceased Operations | ||||
| MU21C.COM Inc. | Ceased Operations | ||||
| Multa Communications Corp. | Ceased Operations | Multacom | |||
| Multi-Channel TV Cable Company | Ceased Operations | ||||
| Multiline Long Distance, Inc. | Ceased Operations | 2000 Town Center Suite 1900 Southfield, MI 48075-1152 | |||
| MultiMedia Telephone Service, Inc. | Ceased Operations | ||||
| MultiPhone Latin America, Inc. | Ceased Operations | ||||
| Munde Tel Communications, Inc. | Ceased Operations | TriTel | |||
| Municipality | Ceased Operations | ||||
| Murdock, Remmers & Associates | Ceased Operations | ||||
| MVX Communications, Inc. | Ceased Operations | ||||
| MVX Communications, LLC | Ceased Operations | ||||
| My Tel Co, Inc. | Ceased Operations | 2900 Westchester Ave. Suite 103 Purchase, NY 10577 | |||
| M&A Communications, Inc. | Ceased Operations | ||||