I am having the same issue.
WT9U-I've send you a private message so that I can work on your issue and get it resolved for you.
I am having the same issue
I am going to send you an private message.
Great, please send to number ending in 5450
You should get the message through the communities forum.
I have unblocked at this time.
I am having the same issue - unable to text to shortcode - Msg 1051.
I have the same issue. Can't figure out the problem
DMOCK1966 and 3145686416,
Please send me a private message and once I get your message, I will reply back to get more information from you.