The whole point of area codes is that the same prefix can exist in many different area codes, so there is no possible way to answer your question.
The country code and area code of Niari, Congo is 242, 25.
The country code and area code of Pool, Congo is 242, 23.
The country code and area code of Sangha, Congo is 242, 22.
Area code 941 is in Florida. The 941-359 prefix is in Sarasota.
The country code and area code of KukÌÇs, Albania is 355, (0)242.
The country code and area code of Calarasi, Romania is 40, (0)242.
The country code and area code of Antalya, Turkey is 90, (0)242.
The country code and area code of Giziletrek, Turkmenistan is 993, (8)242.
The country code and area code of Pointe-Noire, Congo is 242, 29.
Area code 613 (and overlay area code 343) is Ottawa, Ontario, Canada, and nearby areas. The 613-909 prefix is in Ottawa.
The country code and area code of Stefan Voda, Moldova is 373, (0)242.
The country code and area code of Naushero Feroze, Pakistan is 92, (0)242.