Area code and prefix number
If you want to dial to Zimbabwe from another country the international call prefix depends on the country you are calling from, e.g. 00 for most European countries, and 011 from North America. The Country calling code for Zimbabwe is 263. The Prefix number for Zimbabwe is 00 for example 00773605566 or +263773605566
Prefixes for cellular phones:
References
Telephone numbers in Zimbabwe Wikipedia(Text) CC BY-SA