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 Thailand
Here are the instructions on how to call the country of Canada from the United Kingdom.
To call Thailand, dial 0066 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 +66 omit the 66 and replace it with the UK international dialing code of 00. For example:
Phone Number in Thailand
Dialed from the United Kingdom
+66 x xxx xxxx
00 x xxx xxxx
1 055 8549
00 1 055 8549
How to call the UK from Thailand
To call a landline or mobile phone in the United Kingdon from Thailand, dial 00x 44, then dial the UK phone number, minus the leading zero. For example: