How to call to Japan (country code +81)

Calling to Japan

… to a mobile (cellular) phone or text (sms)

Use the same call sequence.

Mobile phone numbers begin with ‘070’, ‘0701’, ‘080’, or ‘090’. The leading ‘0’ is not dialed when called from outside Japan.

When calling a mobile phone user, call to the country where the mobile phone is registered, regardless of where the person being called is currently roaming.

… to a VoIP phone

Use the same call sequence.

IP Telephony Services (another name for VoIP) begin with ‘050’ (or ’50’ when dialed from outside Japan).

When calling a VoIP phone user, call to the country where the VoIP phone is registered, regardless of where the person being called is currently roaming.

… to a satellite phone

Japan does not have a country-specific satellite phone system.

Most satellite phones operate on their own country code – calls to these satellite phones follow their own call sequence.

… sending a fax

Use the same call sequence.

Calling within Japan (domestic dialing)

‘0’ is used as a trunk prefix to dial to a different area code when calling within Japan.

Local calling (within the same area code)

Dial only the local phone number. Do not dial the trunk prefix ‘0’ or the area code.

five to eight digits
local phone number

Long distance calling (to a different area code)

Dial the trunk prefix ‘0’, then the area code, then the local phone number.

0one to four digitsfive to eight digits
trunk prefixarea codelocal phone number

Mobile calling (to or from a mobile phone)

Dial the trunk prefix ‘0’, then the area code, then the local phone number.

0one to four digitsfive to eight digits
trunk prefixarea codelocal phone number

Japanese phone numbers explained

Number details

Japanese phone numbers are nine digits (ten including a leading ‘0’ that is not dialed when calling from outside the country).

The first one to five digits are an area code. It represents a geogrpahic part of the country. Japanese area codes are ordered from lower number in the North to higher numbers in the South.

Mobile numbers  are assigned to area codes ’70’, ‘701’, ’80’, and ’90’. There is a leading ‘0’ when the phone number is dialed from inside the country..

An example of a Japanese phone number

The National Museum of Modern Art lists its phone number in Tokyo as 03-5777-8600.

Number explanation
8135777 8600
country code for Japanarea (geographic) code for Tokyolocal
Local phone number – calling from another location in Tokyo

Dial only the local phone number. Do not dial the trunk prefix ‘0’ or the area code.

5777 8600
local phone number in Tokyo
Long distance example – calling from Sapporo, Japan (on the other side of the country)

Dial the trunk prefix ‘0’, then the area code, then the local phone number.

035777 8600
trunk prefixarea (geographic) code for Tokyolocal
Mobile example – calling from a mobile phone (including a foreign mobile phone roaming in Japan)

Dial the trunk prefix ‘0’, then the area code, then the local phone number.

035777 8600
trunk prefixarea (geographic) code for Tokyolocal
International example – calling from outside Japan

To call from outside Japan, dial the exit code of the country the call is dialed from, followed by Japan’s country code of ’81’, followed by the local phone number.

Do not include a leading ‘0’ in the call when calling from outside Japan.

exit code8135777 8600
exit code of the country the call is dialed fromcountry code for Japanarea (geographic) code for Tokyolocal

Calling from Japan

‘010’ is used as an exit code when dialing an international phone call from Japan.

Administrative and regulatory

Sources and more resources