Find any 721- phone number in Sint Maarten
The 721 area code is designated as the area code for the Caribbean island of Sint Maarten. The North American Numbering Plan (NANP) assigns three-digit area codes to individual countries in the NANP area, which includes the United States and its possessions, Canada, and many Caribbean nations. This plan is a uniform way to format telephone numbers in the region.
The 721 area code for Sint Maarten was assigned in 1995. This area code is used primarily for landlines on the island, though it can also be used for cellphone numbers. Telephone numbers in Sint Maarten are eight digits long, with the first three digits assigned according to the geographic area code, the next four numbers going in numerical order from the lowest to highest for a given area, and the last digit is used for services such as fax numbers. The 721 area code is just one of many telephone area codes assigned by the NANP across the region.