You should double check the data that you are using to log in (i.e. last name + My WU^® number, or last name + email) and make sure it matches the latest information that you have provided to Western Union. If you can’t validate or are unsure of the information provided to Western Union, you can call our Customer Care at 22-022-533 to retrieve or update the relevant data points, including your My WU^® number, email address, and phone number. Using your My WU^® number or email address (together with your last name) is the most reliable way to check your balance and/or redeem rewards.