Japan Phone Numbers
Phone number lookup for Japan — carrier, location and timezone
Phone number formats in Japan
| Format | Example |
|---|---|
| International | +81 90 1234 5678 |
| National | 090-1234-5678 |
| E.164 | +819012345678 |
| Dial code | +81 |
Mobile carriers in Japan
NTT Docomo
Major
SoftBank
Major
au KDDI
Major
Rakuten Mobile
Emerging
Timezones in Japan
JST
Asia/Tokyo
UTC +9:00
Tokyo, Osaka, Kyoto, Yokohama
Recently looked up Japan numbers
No numbers from Japan have been looked up yet.
Enter a Japan number above to be the first.
About phone numbers in Japan
Japan uses the international dialing code +81. With approximately 195 million mobile subscribers and a mobile penetration rate of 156%,Japan has a robust telecommunications infrastructure.
The major mobile carriers in Japan include NTT Docomo, SoftBank, au KDDI, Rakuten Mobile. These operators provide 5G coverage across major cities and regions. Each carrier has specific number prefixes that can be used to identify the network operator of a phone number.
To look up a Japan phone number, enter it in the search box above. Our system uses Google's libphonenumber library to validate the number and determine the carrier, geographic location, and timezone. You can enter numbers with or without the +81 country code.