0484 area code — Kawaguchi
0484 is the local dialing code used in Kawaguchi, Japan. It falls within Saitama. Numbers are written internationally as +81 484.
How to call Kawaguchi
- From abroad
- +81 484 XXX XXXX
- Within Japan
- 0484 XXX XXXX
- Country calling code
- +81
About the 0484 area code
A full number here takes the form +81 484 XXX XXXX — the 484 identifies Kawaguchi within Japan's numbering plan.
Area codes like 0484 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 Kawaguchi?
Kawaguchi uses the area code 0484, written internationally as +81 484.
How do I call Kawaguchi from another country?
Dial your international access code, then +81 484, then the local number — dropping the national leading 0.
What time is it in Kawaguchi?
Kawaguchi is in the Asia/Tokyo time zone; the live clock above shows the current local time.
Is 0484 a mobile or a landline code?
0484 is a geographic (landline) area code for Kawaguchi. Mobile numbers in Japan use their own separate prefixes.