Contact us


If you have a support question, try our help desks. If you have a general inquiry, please use the form below or call us at 888.447.3707.  If you have received an inadvertent fax, please use this online form instead.

San Diego Office

2468 Historic Decatur Road #100
San Diego, CA 92106

Headquarters

9050 N. Capital of TX Hwy Ste. 3-250
Austin, TX 78759

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Sfax. Cloud faxing that works

Send, receive, annotate, digitally sign and manage faxes beautifully.

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Stak.
Document platform

Safely store, send, enhance and collaborate anywhere.

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HIPAA-secure text messaging

Send HIPAA-secure messages from any iOS, Android or web device.

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Simplify with XDOC

Lenders rely on XDOC to simplify the mortgage lending process.

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FaxAgent. FoIP redefined

FoIP technology combined with decades of fax experience.

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