Area code 31 is used for the following cities:
Click on any city to see time zone and surise sunset time.
- Afghanistan - Ghazni (+93-31)
- Bangladesh - Chittagong (+880-31)
- Botswana - Gaborone (+267-31)
- Brazil - Minas Gerais - Belo Horizonte (+55-31)
- Indonesia - Java - Surabaya (+62-31)
- Iran - Esfahan (+98-31)
- South Africa - Amanzimtoti (+27-31)
- South Africa - Camperdown (+27-31)
- South Africa - Cato Ridge (+27-31)
- South Africa - Doonside (+27-31)
- South Africa - Durban (+27-31)
- South Africa - Inanda (+27-31)
- South Africa - Kingsburgh (+27-31)
- South Africa - Kloof (+27-31)
- South Africa - Magabeni (+27-31)
- South Africa - New Germany (+27-31)
- South Africa - Pinetown (+27-31)
- South Africa - Queensburgh (+27-31)
- South Africa - Umdloti (+27-31)
- South Africa - Umgababa (+27-31)
- South Africa - Warner Beach (+27-31)
- South Africa - Winklespruit (+27-31)
- Sweden - Gothenburg (+46-31)
- Switzerland - Bern (+41-31)