Call up and Put a call through

Call up verb - Get or try to get into communication (with someone) by telephone.

Put a call through and call up are semantically related in telephone topic. In some cases you can use "Put a call through" instead a verb "Call up", when it comes to topics like communicate through telephone system.

Call up and put a call through are semantically related in telephone topic. You can use "Call up" instead a verb "Put a call through", if it concerns topics such as communicate through telephone system.