Also make sure that the area code is included in all the numbers you text to, even if they are local numbers. I'm on Telus, and If I don't add the area code, Rogers users will never get my texts.
iPad 32GB w 3G / iPod Classic 160GB / iPod shuffle 2GB / iPod Touch 4 32GB.
Mac Pro 8-Core 2.8GHz , 23" Cinema HD Display, medium Intuos4. / 20" iMac 2.4GHz w. 22" LG matte side display and 15" Cintiq
HP Mini "hackbook"