I don't know if you can avail of a free fax number today. But there are internet fax providers who could provide you with a fax number. Although this may not be free but its very affordable.
Several companies are reviewed and provide free trials from the links below.
Answer
Local phone companies offer fax numbers. Also virtual PBX providers include internet fax number when you subscribe for the service.
There are many websites where you can send a fax for free. Some of those web sites are: Free Pop Fax, Fax Zero, My Fax, Go Free Fax. Top Free Fax, Fax-o-Rama.
You can fax things for free at efax. This allows you to use online fax services for free. Otherwise, you can go to a local library which often have free fax services.
A fax free machine means that you can send a fax for free on the machine. An example of a fax free machine would be a computer with specialized software to send faxes.
One can find instructions about sending an online fax from the following sources: Fax Zero, My Fax, Hello Fax, Web Search, eFax, Got Free Fax, Free Pop Fax, Faxorama.
HOW DO I GET A FREE CAR FAX?
One can use a free fax and email system from: Efax, Pop Fax, Fax Zero, My Fax, Fax Works, ScanR, Pam Fax, Max Email, Coza Host, Fax Better, K7 Unified Messaging.
I need to print free fax cover sheets at home
No, the post office doesn't provide a free fax.
You can find free national fax service online at www.efax.com
If you do not have a fax machine, or your printer does not come with a fax modem, here is a site offer free fax service online, http://savedelete.com/10-best-free-online-fax-services.html
You can get the fax app for free. You should be able to get it for your android phone.
how can I obtain a fax cover sheet, to print, for free