02551 area code — Joetsu
02551 is the local dialing code used in Joetsu, Japan. It falls within Niigata. Numbers are written internationally as +81 2551.
How to call Joetsu
- From abroad
- +81 2551 XXX XXXX
- Within Japan
- 02551 XXX XXXX
- Country calling code
- +81
About the 02551 area code
A full number here takes the form +81 2551 XXX XXXX — the 2551 identifies Joetsu within Japan's numbering plan.
Area codes like 02551 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 Joetsu?
Joetsu uses the area code 02551, written internationally as +81 2551.
How do I call Joetsu from another country?
Dial your international access code, then +81 2551, then the local number — dropping the national leading 0.
What time is it in Joetsu?
Joetsu is in the Asia/Tokyo time zone; the live clock above shows the current local time.
Is 02551 a mobile or a landline code?
02551 is a geographic (landline) area code for Joetsu. Mobile numbers in Japan use their own separate prefixes.