I'm not surprised.

38383

8 minutes ago

38383: Hi guys! My name's Marah from DoSomething.org & I send these weekly texts. What are you interested in hearing about? Txt SCHOLARSHIPS or VOLUNTEERING or QUOTES

Me: How can I be removed from the text mailing list?

38383: Thanks for letting us know! If you'd like to opt-out of our messaging please text STOP. Have a great week!

38383

6 minutes ago

Me: stop

38383: Error: this message was not successfully delivered.

Me: STOP

38383: Error: this message was not successfully delivered.

I finally did manage to get removed from their list - but it kind of gave me tired head to get there.