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 Russian Federation
Here are the instructions on how to call the country of Canada from the United Kingdom.
To call Russian Federation, dial 007 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 +7 omit the 7 and replace it with the UK international dialing code of 00. For example:
Phone Number in Russian Federation
Dialed from the United Kingdom
+7 xxxx xx xx xx
00 xxxx xx xx xx
3027 79 53 35
00 3027 79 53 35
How to call the UK from Russian Federation
To call a landline or mobile phone in the United Kingdon from Russian Federation, dial 8~10 44, then dial the UK phone number, minus the leading zero. For example: