Telephone numbers in the British Indian Ocean Territory

Country Code: +246
International Call Prefix: 00

National Significant Numbers (NSN): seven digits.

The group of islands forming the British Indian Ocean Territory has no area codes.

This region includes the Chagos Archipelago, the main island of which is Diego Garcia.

Allocations

ALLOCATIONS[1]
Service Number Range
Fixed +246 37X XXXX
Mobile (new) +246 38X XXXX

References