Occasionally you may need to contact the product manufacturer for additional support or warranty exchanges.  We have compiled a list of manufacturer contacts for our main brands here for your convenience.  Please feel free to contact us to leave a comment if the manufacturer for a product you ordered from us is not here, we will be happy to assist you.

Manufacturer Support/Warranty Contact
3CX Manuals, configurations:   http://www.3cx.com/support/     Support portal:   http://support.3cx.com/   Paid Support: 469-206-9039
AASTRA / Mitel 1-800-722-1301 or http://www.mitel.com/content/technical-support-ticket-request-form
ALGO http://www.algosolutions.com/support/support.html   or   support@algosolutions.com   or 604-454-3792
AUDIOCODES Paid support: 1-800-735-4588 or support@audiocodes.com
AVAYA Contact us to determine support needed
BOGEN 1-800-999-2809 option 2 or support@bogen.com
CISCO Contact us to determine support needed
CLEARONE 1-800-283-5936 or tech.support@clearone.com
CYBERDATA http://www.cyberdata.net/support/contactsupportvoip.php
DIGIUM 1-877-344-4861 or http://www.digium.com/en/support/contact   (May need to provide product registration code)
DRAYTEK http://draytekusa.com/open-tech-support-request
EDGEWATER NETWORKS 1-408-351-7255 or support@edgewaternetworks.com or   http://edgewaternetworks.com/support/
FORTINET 1-866-648-4638 or Fortinet Knowledgebase http://kb.fortinet.com/kb/microsites/microsite.do
GRANDSTREAM https://helpdesk.grandstream.com/
JABRA 1-866-697-8757 or jabrasupport.us@jabra.om or http://www.jabra.com/ServiceMenu/contact/ContactJabraSupport/ContactJabraSupportBusiness
KONFTEL 1-866-606-4728 or http://www.konftel.com/Support/Contact-Support
NEC Contact us to determine support needed
NETGEAR http://support.netgear.com/general/contact/default.aspx
NORTEL Contact us to determine support needed
OPENVOX support@openvox.cn
PANASONIC 1-800-528-6747 option 1 to obtain a Panasonic HEAT# for replacement within 30 days of purchase.  After 30 days, contact the same number for warranty ticket# to be repaired directly by Panasonic.  (Repair Center information:  Panasonic National Repair Center.  1615 Dundee Ave, Dock G.  Elgin, IL 60120 / Phone: 847-888-7000 / Include copy of purchase invoice, description of issue, return address information, and reference Panasonic ticket#.  Repairs typically takes 7-10 days)
PATTON ELECTRONICS 301-975-1007 or support@patton.com
PHOENIX AUDIO 818-937-4779 or support@phnxaudio.com or http://www.phnxaudio.com/support
PLANTRONICS 1-855-765-7878 or http://www.plantronics.com/us/support/index.jsp
POLYCOM http://support.polycom.com/PolycomService/home/home.htm or 1-888-248-4143 (Support fee may apply)
REVOLABS 1-800-326-1088 or support@revolabs.com or http://www.revolabs.com/support/
RHINO EQUIPMENT helpdesk@rhinoequipment.com or 1-877-744-6681 or http://support.rhinoequipment.com/
SANGOMA http://support.sangoma.com/
SNOM https://support.snom.com/ or 781-569-2044 option 4
SPECTRALINK technicalsupport@spectralink.com or 1-800-775-5330 (option 7 for DECT), RMA: nalarma@spectralink.com
UNIDATA / INCOM Email support only, please contact us.
VIKING ELECTRONICS https://www.vikingelectronics.com/registration.php
VXI 1-800-742-8588 or technicalsupport@vxicorp.com
XORCOM http://www.xorcom.com/Support-Center/
YEALINK http://www.yealink.com/Support.aspx or support@yealink.com
YEASTAR support@yeastar.com