You can check your account balance here on your computer or mobile phone. Be sure to have your account number and follow the instructions to activate your account. If you have moved since the beginning of the school year, be sure to enter the zip code you used when registering your child for school this year. If you would prefer to check your account balance over the phone, please call the office at 314-622-4700 with your request. Credit union branch locations will NOT have access to your full account information and balance.