You can post via SMS

https://support.twitter.com/groups/54-mo...ia-text-message

Or, you can send an SMS to multiple phones and emails. Just like and old school list serve group. Just be sure that you're cell number is also on the send to list so you can track time-to-delivery.

Or, there is the out-of-town-emergency contact to handle it.
_________________________
Hope for the best and prepare for the worst.

The object in life is not to be on the side of the majority, but to escape finding oneself in the ranks of the insane