01635 area code — Hamatonbetsu
In Japan, the area code 01635 covers Hamatonbetsu. It falls within Hokkaido. Numbers are written internationally as +81 1635.
How to call Hamatonbetsu
- From abroad
- +81 1635 XXX XXXX
- Within Japan
- 01635 XXX XXXX
- Country calling code
- +81
About the 01635 area code
When you see a number beginning +81 1635, it belongs to Hamatonbetsu: the 81 is Japan's country calling code and 1635 is the area code.
Area codes like 01635 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 Hamatonbetsu?
Hamatonbetsu uses the area code 01635, written internationally as +81 1635.
How do I call Hamatonbetsu from another country?
Dial your international access code, then +81 1635, then the local number — dropping the national leading 0.
What time is it in Hamatonbetsu?
Hamatonbetsu is in the Asia/Tokyo time zone; the live clock above shows the current local time.
Is 01635 a mobile or a landline code?
01635 is a geographic (landline) area code for Hamatonbetsu. Mobile numbers in Japan use their own separate prefixes.