UK Area Code Finder
Quick and easy telephone dialling code information
Tanzania uses the country code +255.
From the United Kingdom you need to dial:
then the full national number minus any leading 0
Dialled from the UK as: 00 255 22 2345678
Sometimes, the number you want to call may already be written out including the +255 country code. For example:
In such cases, you just replace the '+' with the UK international access code of 00 and ignore any reference to '(0)'. Both the examples above would be dialled as: 00 255 22 2345678.
To call a United Kingdom landline or mobile phone from Tanzania, dial 000 44, then the UK number without its leading zero.
For example, the UK number