Cool SMS & Messaging Services (top 10 )

MessagingYou
Send a text message to virtually any cellular phone in the United States with MessagingYou! Freeware application for FREE SMS in the U.S. All major carriers supported.

Software download. There is a free version (to US cellphones) and a paid version which allows free sms to international Read more...

Boltblue
Boltblue gives you free PC to mobile text messages every month when you register your details online and agree to receive messages from Boltblue partners. You can also send free text messages if you add credit (not free in the strictest sense of the word).

As well as the UK, you can also send free text messages to cellphones in Ireland, Australia, Germany, Austria and Read more...

CBFSMS.com
Impressive free text messaging service available from the homepage. Service online since 2001. Claims to be world-leader in no-signup-no-login SMS sending. CBFSMS supports the United Kingdom networks Orange, Vodafone, O2, and T-Mobile. Virgin, Fresh and Tesco may work at times. Winner of the WebUser Silver Award for best free sms sites.

Some people are unable to use this free service. This is usually because they do not have JavaScript turned on Read more...

ICQ
Currently works for phones in Israel, Czech Republic, Singapore, Slovakia and Ukraine. Use ICQ to send mobile messages to your friends' & family's cell phones whether they have ICQ or not! Need to have an ICQ number which requires installation of ICQ software.

ICQ has been available since 2003 and is a popular free sms service. In July 09 this listing was moved Read more...

Adheeth's Sms
Send free SMS text messages to India. Offers Free Ringtones in local Indian languages

Not all networks included, apparently Read more...