VoIP Service Providers
| Organization | ||
|---|---|---|
| 5Linx Enterprises, Inc. | ||
| 8×8, Inc. | ||
| AccessLine Communications Corp. | ||
| ACN Digital | ||
| Consumer Cellular, Inc. | ||
| deltatree, Inc. | ||
| Level 3 Communications | ||
| Qwest Communications Co. | ||
| Red Road Telecom | ||
| Servpac Incorporated | ||
| TWC Digital Phone, LLC | ||
| Vonage |