Instructions for calling from the UK to international locations requires special calling codes that allow you to connect to countries outside of the United Kingdom.
Calling out to British Indian Ocean Territory
Here are the instructions on how to call the country of Canada from the United Kingdom.
To call British Indian Ocean Territory, dial 00246 and then enter the phone number of the person or location you’re trying to reach. If the phone number is displayed with a leading +246 omit the 246 and replace it with the UK international dialing code of 00. For example:
Phone Number in British Indian Ocean Territory
Dialed from the United Kingdom
+246 xxx xxxx
00 xxx xxxx
373 8966
00 373 8966
How to call the UK from British Indian Ocean Territory
To call a landline or mobile phone in the United Kingdon from British Indian Ocean Territory, dial 00 44, then dial the UK phone number, minus the leading zero. For example: