Freefone is a common term used to describe a telephone number that is free for the caller to use. However, there are several other synonyms for this term that have the same meaning. One such synonym is toll-free number, which is often used in the United States. Other synonyms include freephone, which is commonly used in the United Kingdom, and 1-800 numbers, which are used in North America. Additionally, there are variations of these terms, such as 0800 numbers, which are used in New Zealand and Australia. No matter which term is used, they all refer to phone numbers that can be called for free by the caller.