05398 area code — Hamamatsu
In Japan, the area code 05398 covers Hamamatsu. It falls within Shizuoka. Numbers are written internationally as +81 5398.
How to call Hamamatsu
- From abroad
- +81 5398 XXX XXXX
- Within Japan
- 05398 XXX XXXX
- Country calling code
- +81
About the 05398 area code
When you see a number beginning +81 5398, it belongs to Hamamatsu: the 81 is Japan's country calling code and 5398 is the area code.
Area codes like 05398 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 Hamamatsu?
Hamamatsu uses the area code 05398, written internationally as +81 5398.
How do I call Hamamatsu from another country?
Dial your international access code, then +81 5398, then the local number — dropping the national leading 0.
What time is it in Hamamatsu?
Hamamatsu is in the Asia/Tokyo time zone; the live clock above shows the current local time.
Is 05398 a mobile or a landline code?
05398 is a geographic (landline) area code for Hamamatsu. Mobile numbers in Japan use their own separate prefixes.