Calling Japan from Reunion: 00 81 [local number].
Quick answer
To call Japan from Reunion, dial 00, then 81, then the local number without leading zeros. Example: 00 81 90 1234 5678.
Plan before you dial with the international call cost calculator and the best time to call planner. Looking for a calling card alternative instead of the dialing instructions? Compare calling cards to Japan.
Dialing format
00 81 90 1234 5678
Exit code • Country code • Local number
Whether you’re calling family, friends, or business contacts, knowing how to call Japan correctly helps your conversation start smoothly. This guide covers the essential dialing steps, including country and area codes that are easy to miss. By the end, you’ll be ready to connect confidently with anyone in Japan - whether you’re calling Tokyo or anywhere else.
Follow these simple steps to make a call to Japan from Reunion
Start by dialing 00 (or use + on mobile). This is the international dialing prefix for Reunion.
Dial the country code +81 for Japan.
Dial the local phone number in Japan (typically 8-10 digits, without any leading zeros).
Full format: 00 81 [local number] - For example: 00 81 612 345 678
International Dialing Format
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Calling Code
+81
Capital of Japan
Tokyo
Region
Asia (Eastern Asia)
Currency of Japan
Japanese yen (¥)
Japan Time Zones
UTC+09:00
Current time
Your time
--:--
Japan
--:--
Japan is --
Japan, located in Eastern Asia, is a nation with a rich identity. Its capital city, Tokyo, serves as the administrative center for a population of approximately 123M.
The official currency is the Japanese yen (¥). When calling Japan, the country code is +81. The country observes the UTC+09:00 time zone(s), and the primary language(s) spoken include Japanese.
Population
123M
Population Rank
#10 of 230
Language Footprint
Japanese
Time Zone Footprint
UTC+09:00
City/Area Code Coverage
14 locations listed
Dial Code Status
Exclusive code in dataset
Japan currently has a 10-digit local number pattern in this guide, with country code +81.
Exit Code in Reunion
00 (dial 00 (or + from mobile))
Reunion Country Code
+262
Route Dialing Pattern
00 81 90 1234 5678
Capital Time Difference
5h destination ahead
Best Calling Window (Origin Time)
04:00-13:00
Currency Pair
Euro (€) -> Japanese yen (¥)
Primary languages: Reunion (French) and Japan (Japanese).
Shared language overlap: No direct overlap in primary language list. Primary timezones: Reunion (UTC+04:00) and Japan (UTC+09:00).
Use this route profile to plan a real call from Reunion to Japan, including the exit code, destination country code, time difference, and local context.
From
Reunion
To
Japan
For dialing this route, callers in Reunion usually start with 00 or the plus sign, then dial +81 before the local Japan number.
Reunion's primary timezone in this dataset is UTC+04:00, while Japan's is UTC+09:00. A practical origin-time calling window is 04:00-13:00.
Reunion callers are represented by RE/REU, with Saint-Denis as a capital reference point, Eastern Africa, 896K people, Euro (€), and primary language context of French.
Origin exit prefix: 00 or + from mobile. Origin country code: +262. Origin time zones: UTC+04:00.
Japan is represented here by JP/JPN, Tokyo, Eastern Asia, about 123M people, Japanese yen (¥), and primary language context of Japanese.
Destination calling code: +81. Destination time zones: UTC+09:00. Rate check: check live price before dialing.
This route combines Reunion's outbound dialing rules with Japan's destination numbering and local schedule. The primary timezone relationship is 5h destination ahead, and the recommended origin-time window is 04:00-13:00.
Dialing sequence: 00 81 local number. Business-hour window: 04:00-13:00. Time relationship: 5h destination ahead.
Destination market: Japan is in Eastern Asia, with Tokyo as a main administrative center. Calls from Reunion may reach family, companies, banks, hotels, clinics, or public offices across a market of about 123M. Primary language context: Japanese. Local billing and everyday prices use Japanese yen (¥).
Route context: Reunion is listed in Eastern Africa with a population of about 896K; Japan is listed in Eastern Asia with about 123M. The main listed languages differ: Reunion (French) and Japan (Japanese). Currency context also changes across the route: Euro (€) in Reunion and Japanese yen (¥) in Japan.
| City / Region | Area Code | Full Dialing Pattern |
|---|---|---|
| Cell Phones | 81-090 + eight digit num | +81-090 + eight digit num [local number] |
| Nagoya | 81-52 | +81-52 [local number] |
| Naha | 81-98 | +81-98 [local number] |
| Okinawa | 81-98 | +81-98 [local number] |
| Osaka | 81-66 | +81-66 [local number] |
| PHS phones | 81-070 + eight digit num | +81-070 + eight digit num [local number] |
| Sapporo | 81-11 | +81-11 [local number] |
| Sasebo | 81-956 | +81-956 [local number] |
| Seto | 81-561 | +81-561 [local number] |
| Tachikawa (Tokyo) | 81-425 | +81-425 [local number] |
| Tokyo | 81-3 | +81-3 [local number] |
| Urasoe | 81-98 | +81-98 [local number] |
| Yokohama | 81-45 | +81-45 [local number] |
| Yokosuka (Kanagawa) | 81-468 | +81-468 [local number] |
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