- Start a new text message. Open your iMessage app, Messages app or any messaging app you use to text.
- Enter the short code in the same area you'd enter a regular phone number. You can enter the 5-digit phone number or 6-digit phone number here.
- Write your text.
- Send the text.
OpenTextingOnline is a texting website that lets you send free SMS messages online without creating an account. It's a feature that is quite rare among free SMS services. Because you do not need to make an account, you cannot receive replies to your messages. The maximum number of characters per message is 140.