Area Code 2576 – Tokamachi, Niigata
The phone area code for Tokamachi, Niigata is 2576 (international format +812576). Browse local exchange codes (NXX) and carrier assignments below.
📍 Geographic Location of Tokamachi, Niigata
Overview of Area Code 2576
Area code 2576 is a geographic numbering plan area (NPA) within the Japanese telecommunications network, specifically allocated to the city of Tokamachi and its surrounding administrative district in Niigata Prefecture. This code is part of the national numbering plan administered by the Ministry of Internal Affairs and Communications (MIC) and follows the ITU-T E.164 international standard. When dialing from abroad, the full international format is +81 2576 XXX XXX, where +81 is the country calling code for Japan.
Geographic Coverage and Administrative Jurisdiction
The 2576 area code covers the city of Tokamachi, located in the southern part of Niigata Prefecture on Honshu Island. Tokamachi is known for its heavy snowfall and traditional craft industries. The code also serves nearby towns and villages that were merged into Tokamachi during the Heisei municipal consolidations, including Matsunoyama, Matsudai, and Nakasato. As a geographic code, it is tied to a physical exchange area, and calls to numbers within this code are routed based on the subscriber's location.
Dialing Formats and Caller Instructions
Within Japan, calls to Tokamachi numbers require dialing the area code (including the leading 0) followed by the subscriber number. The local number length varies, but a typical example is 0257 6X XXXX. For domestic long-distance calls from other parts of Japan, dial 0257 6X XXXX. For international callers, the format is +81 2576 6X XXXX (drop the leading 0 of the area code when adding the country code). Note that the area code 2576 is a subset of the larger 0257 area code, which also covers other parts of Niigata Prefecture. No overlay codes have been introduced for this region, so 10-digit dialing is not required within the same area code.
Numbering and Routing Considerations
Subscriber numbers in the 2576 area code are typically 5 to 6 digits long, with the entire national significant number (NSN) being 10 digits (including the area code). Calls from mobile phones or VoIP services to Tokamachi numbers are treated as geographic calls and may incur standard domestic rates. For businesses or residents in Tokamachi, the area code is an essential part of their public switched telephone network (PSTN) identity. When calling from abroad, ensure you use the correct international prefix (e.g., 011 from the US, 00 from most European countries) before the country code and area code.