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 Gambia
Here are the instructions on how to call the country of Canada from the United Kingdom.
To call Gambia, dial 00220 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 +220 omit the 220 and replace it with the UK international dialing code of 00. For example:
Phone Number in Gambia
Dialed from the United Kingdom
+220 xxx xxxx
00 xxx xxxx
00 441 6639
How to call the UK from Gambia
To call a landline or mobile phone in the United Kingdon from Gambia, dial 00 44, then dial the UK phone number, minus the leading zero. For example: