Aastra
Airespring
Airspan.
AITech
Aksys Networks Inc
Allworx
American Internet Services
APEX Voice Communications
ARCHER
AVST
Award Solutions, Inc.
Bandwidth.com
BCI Communications, Inc.
BrightCom Telepresence
Broadvox
California ISP Association
CallFire
Capstone Enterprises, LLC
Cbeyond
Color Broadband Communications
COMPTEL
Conferencing Advisors Inc.
CyberData
Dialexia Communications
Dialogic
DIDFORSALE
DIGITALK Ltd
Digium
Direct Access Systems Inc (DAS)
Duxoft
Ecessa
Ecocarrier Inc.
ELGATO Communications
Endstream Communications
Excel
FaxCore Inc.
FaxSIPit Services Inc.
Fontel, Inc.
Freeside Billing
G-TEK
Grandstream Networks
Gridborg America
Hanyang Digitech Co., Ltd.
HD Communications Corp.
Helein & Marashlian, LLC - The CommLaw Group
iFront End Technologies
Infradapt
Ingate
InVox
IPiFony Systems, Inc.
IR Link Corp.
Juniper Networks
KnoahSoft, Inc.
Matrix Telecom
MegaPath
MERA Systems
MultiTech Systems
OAISYS
Octasic Inc.
Ooma
OrecX
PAETEC
Pangea Communications Corp
PhoenixSoft, Inc.
PortaOne Inc.
Profitec Billing Services, Inc.
PULSE
Purple Heart Services
Qwest Communications
RingPlus
RNK Communications
Seawolf Technologies, Inc.
SIP PRINT LLC
Sipera Systems
snom technology AG
Stratus Telecommunications
Super Technologies and DIDX
Taqua
Telcentris
Telcombrokers
Telecom Brokerage Inc.
Telecom Reseller/VOIP NETWORKS
TeleMatrix
TELES USA
TMCnet
Towerstream
Vitelity Communications - Wholesale VoIP and Fax
Voiceserve/ Voipswitch
VoIP Innovations
VoIPConsultants.biz
VoIPStreet
WISPA
XCast Labs Inc.
Xconnect
Xorcom
Zultys, Inc.