Quote Originally Posted by boybi View Post
yung message center number is stored in the sim, afaik. so everytime you change the sim to another telco, automatic ng magpapalit yung message center number to that of the sim's telco.

When I put my Smart SIM from another Nokia phone (6260) to my new Nokia N73, nawala yung number dun sa Message Center. Kaya hindi ako nakaka-send ng messages. Both phones are locked sa Smart. I had to call pa Smart's hotline to know the number