There is no 2-digit country code +25. It does not exist. With the exception of +20 (Egypt) and +27 (South Africa), all country codes beginning with +2 are 3-digit codes.
There are several 3-digit country codes that begin with +25.
The telephone country code for Zimbabwe is +263. The area codes for Rusape are 025 (4-digit local numbers) and 0225 (7-digit local numbers), or +263 25 and +263 225 in international format.
026 appears to be a telephone area code, written in domestic format. It is impossible to know where it is without knowing what country you're asking about.
The country code and area code of Niari, Congo is 242, 25.
The country code and area code of Baquba, Iraq is 964, 25.
The country code and area code of A Dakhliyah, Oman is 968, 25.
The country code and area code of Logar, Afghanistan is 93, (0)25.
The country code and area code of Harar, Ethiopia is 251, (0)25.
The country code and area code of Bogor, Indonesia is 62, (0)25.
The country code and area code of Zuara, Libya is 218, (0)25.
The country code and area code of Koshi, Nepal is 977, (0)25.
The country code and area code of Dadu, Pakistan is 92, (0)25.
The country code and area code of Villeta, Paraguay is 595, (0)25.