Area code 284 is the telephone area code in the North American Numbering Plan (NANP) for the British Virgin Islands (BVI). The numbering plan area (NPA) was created in a split of area code 809 on 1 October 1997, when a permissive dialing period existed until 30 September 1998.
Within the British Virgin Islands, the seven digits are dialed for local calls. For calls from other NANP countries to the British Virgin Islands, the dialing sequence is 1 NPA-XXX-XXXX, where 1 is the NANP trunk access code.