What Types of Files Can I Send with eFax?

With eFax®, you can send faxes by simply adding your fax documents as attachments — including virtually all standard file types — to a new email message.
The standard file transfer format for faxes is TIFF, but eFax offers many more options. Below is a list of the more than 170 standard file formats that eFax supports.
Document TypeVersionsExtensionsExt
Adobe Portable Document Format (PDF)All VersionsPDF
Adobe PostscriptAdobe PostscriptPS
Adobe PhotoshopAdobe PhotoshopPSD
Amiga Interchange File Format (IFF)Raster Bitmap onlyIFF
CAD Drawing Exchange Format (DXF)All AutoCad compatible versionsDFX
Comma Separated Values formatAll VersionsCSV
CompuServe Graphics Interchange FormatGIF87a, GIF89aGIF
Corel Presentations SlideshowV. 96 and aboveSHW
Corel Word Perfectv 5.x.6, 7, 8, 9WPD, P5, WP6
eFax Messenger Document FormateFax MessengerEFX
eFax Messenger Document FormatConsensus MessengerJFX
Encapsulated PostscriptEncapsulated PostscriptEPS
Hypertext Markup LanguageHTML only, with base href tag requiredHTML
JPEG (Joint Photography Experts Group)All VersionsJPG, JPEG
Microsoft Excelv 5, 95, 97, 2000XLS, XLSX
Microsoft PowerPointv. 4 and abovePPT, PPTX
Microsoft Publisherv. 98, 2000, 2002, 2003,2007; Mac: v. 4, 5.x, 95, 98PUB
Microsoft WordWin: v. 97, 2000,2003, 2007DOC, DOCX
Microsoft Word TemplateWin: v. 97, 2000, 2003,2007; Mac: v. 4, 5.x, 95, 98DOT, DOTX
Microsoft Works Word ProcessorMicrosoft Works Word ProcessorWPS
OpenDocument DrawingAll VersionsODG
OpenDocument PresentationAll VersionsODP
OpenDocument SpreadsheetAll VersionsODS
OpenDocument TextAll VersionsODT
PC Paintbrush Graphics (PCX)All VersionsPCX
Plain TextAll VersionsTXT, DOC, LOG, ERR
Portable Network Graphics (PNG)All VersionsPNG
Quattro Prov. 6 and aboveQPW, WB1, WB2, WB3
Rich Text FormatAll VersionsRTF
StarOffice Drawingv. 8SXD
StarOffice Presentationv. 8SXI
StarOffice Spreadsheetsv. 8SXC
StarOffice Text Documentsv. 8SXW
Tagged Image file format (TIFF)All VersionsTIF, TIFF
Truevision Targa FormatAll VersionsTGA
Visio DrawingVisio DrawingVSD
Windows BitmapAll VersionsBMP
Word Perfect Graphicsv. 2.0 and aboveWPG