012399 area code — Kuriyama
In Japan, the area code 012399 covers Kuriyama. It falls within Hokkaido. Numbers are written internationally as +81 12399.
How to call Kuriyama
- From abroad
- +81 12399 XXX XXXX
- Within Japan
- 012399 XXX XXXX
- Country calling code
- +81
About the 012399 area code
When you see a number beginning +81 12399, it belongs to Kuriyama: the 81 is Japan's country calling code and 12399 is the area code.
Area codes like 012399 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 Kuriyama?
Kuriyama uses the area code 012399, written internationally as +81 12399.
How do I call Kuriyama from another country?
Dial your international access code, then +81 12399, then the local number — dropping the national leading 0.
What time is it in Kuriyama?
Kuriyama is in the Asia/Tokyo time zone; the live clock above shows the current local time.
Is 012399 a mobile or a landline code?
012399 is a geographic (landline) area code for Kuriyama. Mobile numbers in Japan use their own separate prefixes.