Treasuremytext is a free online service that allows you to forward any SMS to them for archiving. They have numbers setup in several countries for the service where you can forward your SMS. Forward any text and the message immediately shows up on their site. You can save memorable tweets, jokes and other messages you want to keep. There are no limits and Treasuremytext don't make any additional charges on the messages you send. Archived messages can be public or private. Treasuremytext also gives you your own URL and an RSS feed for your archived messages.