How To Stop Receiving SMS messages from Google+ Huddles For Non-Google+ Users?

If you have received a Huddle SMS invite, there are options that you can do to stop receiving any more sms messages. You can simply ignore the invitation and not join the huddle. If you have joined the huddle, you can still stop receiving any more additional SMS messages by replying back with the word “STOP”. This will stop any further SMS notifications from Google+ Huddles.