Yes, *67 is a feature that allows you to hide your caller ID when making phone calls. However, it does not work when sending text messages. When sending a text message, your phone number or other identifying information will be displayed to the recipient unless you have a separate option within your messaging app to hide your identity. Utilizing *67 only affects voice calls and not text messages.
To summarize, *67 does not work for hiding your identity when sending text messages.