02556 area code — Itoigawa
In Japan, the area code 02556 covers Itoigawa. It falls within Niigata. Numbers are written internationally as +81 2556.
How to call Itoigawa
- From abroad
- +81 2556 XXX XXXX
- Within Japan
- 02556 XXX XXXX
- Country calling code
- +81
About the 02556 area code
When you see a number beginning +81 2556, it belongs to Itoigawa: the 81 is Japan's country calling code and 2556 is the area code.
Area codes like 02556 tie a phone number to a place — useful for knowing where a call or message originates, and for signing up to services that expect a local Japan number. To actually receive an SMS on a Japan number, a temporary or virtual line does the job without exposing your own SIM.
Frequently asked questions
What area code is Itoigawa?
Itoigawa uses the area code 02556, written internationally as +81 2556.
How do I call Itoigawa from another country?
Dial your international access code, then +81 2556, then the local number — dropping the national leading 0.
What time is it in Itoigawa?
Itoigawa is in the Asia/Tokyo time zone; the live clock above shows the current local time.
Is 02556 a mobile or a landline code?
02556 is a geographic (landline) area code for Itoigawa. Mobile numbers in Japan use their own separate prefixes.