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Free tools · Powered by SingleFax

One place for the next step.

These tools live on SingleFax. Open the one you need, prepare your packet and send when you’re ready. Sending is paid separately.

Check a number here

Country, international format, toll-free status and known public contacts.

Number lookup

Prepare a fax PDF

Rotate and reorder pages, then check a black-and-white preview.

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Make a cover sheet

Create a cover sheet or download a printable PDF or Word template.

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Test your fax machine

Find the test line and check a harmless test page.

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Get a free receiving number

A 24-hour number with a free allowance. Verified email required.

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Find fax services nearby

Search researched US locations and compare published sending charges.

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Find government fax contacts

Office directories and routing guides for IRS, SSA, DMV and more.

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Looking for a form and its submission instructions? Visit FormsByFax, powered by SingleFax. Government numbers can depend on your procedure or case; always verify the receiving office’s current instructions.