Obscure Telephone numbers on webpages

How can I obscure a telephone number from harvesting bots (or whatever they're called) like one can with an email address? Or is it necessary?

  Forum Editor 08:06 14 Nov 09

into a graphic, and insert that into your page.

This thread is now locked and can not be replied to.

Samsung Galaxy S8 review

1995-2015: How technology has changed the world in 20 years

What’s happening in VR right now: From psychedelic art to combat therapy

Siri not working? Try these troubleshooting fixes