In business communications, the courtesy of specifying the type of phone (for reasons of calling cost) is less important than in private communications, as calling both is a business expense. However if you … What is the difference between the following when referring to telephone calls?

You can reach me on this number. Please call me at this number. You can reach me at Here is wikipedia's definition: Phone tag is a phenomenon in which two parties attempt to contact each other by telephone, but neither is able to get a hold of the other for a conversation.

Phone tag is a phenomenon in which two parties attempt to contact each other by telephone, but neither is able to get a hold of the other for a conversation.