Originally Posted by JSanders
yes it will... at least mine at the time on TMo would. It would count down the characters from 160 down as you typed, and show 1/6 on the first message, 2/6 for the second messages, etc.
That might vary carrier. You will need to test it yourself.
as I start typing I get a 918/1 minus what I type 917/1, 916/1 915/1 and so on but I could get to 0 cero without having the second page warning or message