Area code 844 is primarily located in 20 North American countries, including the United States and its territories, Canada and a number of Caribbean countries. The area code is part of the North American Numbering Plan, which is an integrated telephone-numbering system where numbering resources are shared among participating countries.
Area code 844 is used for toll-free numbers in a number of countries covered under the NANP. Toll-free numbers allow callers to contact people and businesses without being charged for the call, and the cost for using the number is paid for by the toll-free subscriber. Other area codes covered by the NANP include 800, 855, 866, 877 and 888.