"Please Call Me" service offered by Zain provides a convenient way for customers to send a request for a call to other Zain customers and local operators, even if they have insufficient credit. This service allows you to prompt someone to call you back when necessary.   To utilize "Please Call Me" service, follow these simple steps:   1. Dial *123* followed by the recipient's number (the person you want to call you) and then add the # symbol. Press the send button. For example: *123*0590000959#   2. The recipient will receive an SMS from you containing the message "Please call me" along with your number.   It's important to note that the "Please Call Me" service is provided to customers free of charge. You can utilize this service without incurring any additional costs or fees. However, there is a limit of three messages per day for each user.   This service is designed to facilitate communication and help you get in touch with others, even when you may not have enough credit to make a call. It's a convenient way to request a callback from someone without needing to initiate a conversation through a traditional call.   If you have further inquiries or require assistance, our customer service team is available to provide support and answer any questions you may have.