In both personal & professional life, we need to talk to people surrounding us in person or through phone calls for different purposes. In many cases, we may need to ask for permission to call them later or politely request them to call us. This video gives you some polite expressions, including some tips that you can use to ask someone to call you.   

This topic is also available as an article. Read it here: https://esladvice.com/how-to-ask-someone-to-call-you-in-english/