| Company | Now Known As | Street Address | Customer Contact No. |
|---|---|---|---|
| National Directory Assistance, LLC | 12700 Shelbyville Road The Danville Building Louisville, KY 40243 | 866-873-3411 | |
| NEKO International Computers Inc. | 117 Kent Road Valley Stream, NY 11580 | 917-545-4193 | |
| Netcom Systems Group, LLC | 2431 Aloma Avenue Suite 124 Winter Park, FL 32792 | 844-663-8266 | |
| NetWolves Network Services, LLC | 4710 Eisenhower Boulevard Suite E8 Tampa, FL 33634 | 800-676-8870 | |
| Network Communications International Corp. d/b/a NCIC Inmate Communications | 607 East Whaley Street Longview, TX 75601 | 888-230-4523 | |
| Neutral Tandem - New York, LLC | One North Wacker, Suite 2500 Chicago, IL 60606, IL 60606 | 773-693-2637 | |
| New Horizons Communications Corp. | 200 Baker Avenue Suite 300 Concord, MA 01742 | 855-600-4642 | |
| New York State Telecommunications Association, Inc. | 4 Tower Place, 2nd Floor Albany, NY 12203 | 518-443-2703 | |
| Newport Telephone Company, Inc. | 3077 Bridge St Newport, NY 13416 | 315-845-8112 | |
| NextGen Communications, Inc. DBA Maryland NextGen Communications | 2401 Elliott Ave Ste 100 Seattle, WA 98121 | 800-959-3749 | |
| NGA 911, L.L.C. | 8383 Wilshire Blvd Suite 800 Beverly Hills, CA 90211 | 877-899-8337 | |
| Nicholville Telco LLC d/b/a Nicholville Telephone Company | 3330 State Highway 11B Nicholville, NY 12965 | 877-754-2266 | |
| North Medical Building Corporation | 6333 Route 298 Suite 101 East Syracue, NY 13057 | 315-671-6330 ext. 5997 | |
| Northland Networks, Ltd. | 9560 Main Street Holland Patent, NY 13354 | 315-671-6200 | |
| Northland Telephone Systems, Limited | 9560 Main Street Holland Patent, NY 13354 | 315-671-6200 | |
| NOS Communications, Inc. d/b/a 011 Communications d/b/a International Plus d/b/a The Internet Business Association d/b/a Ivantage Network Solutions d/b/a Blueridge Telecom Systems | 250 Pilot Road Suite 220 Las Vegas, NV 89119 | 800-569-4667 | |
| NOSVA Limited Partnership | 250 Pilot Road Suite 220 Las Vegas, NV 89119 | 800-569-4667 | |
| NTC Net Long Distance Inc. | 3077 Bridge St Newport, NY 13416 | 315-845-2000 | |
| NTCNet Telecom, Inc. | 3077 Bridge St Newport, NY 13416 | 315-845-2000 | |