The country code and area code of Arai- Niigata, Japan is 81, (0)255.
The country code and area code of Gosen- Niigata, Japan is 81, (0)250.
The country code and area code of Kamo- Niigata, Japan is 81, (0)256.
The country code and area code of Higashikanbara District- Niigata, Japan is 81, (0)2549.
The country code and area code of Higashikubiki District- Niigata, Japan is 81, (0)2559.
The country code and area code of Iwafune District- Niigata, Japan is 81, (0)254.
The country code and area code of Kariwa District- Niigata, Japan is 81, (0)257.
The country code and area code of Kitauonuma District- Niigata, Japan is 81, (0)2579.
The country code and area code of Igu District- Miyagi, Japan is 81, (0)224.
The area of Roman Catholic Diocese of Niigata is 33,517 square kilometers.
The country code and area code of Aichi, Japan is 81, (0)52.
The country code and area code of Daito- Osaka, Japan is 81, (0)72.