Calling Japan from Thailand: 001 81 [local number].
Quick answer
To call Japan from Thailand, dial 001, then 81, then the local number without leading zeros. Example: 001 81 90 1234 5678.
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Dialing format
001 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 Thailand
Start by dialing 001 (or use + on mobile). This is the international dialing prefix for Thailand.
Dial the country code +81 for Japan.
Dial the local phone number in Japan (typically 8-10 digits, without any leading zeros).
Full format: 001 81 [local number] - For example: 001 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 Thailand
001 (dial 001 (or + from mobile))
Thailand Country Code
+66
Route Dialing Pattern
001 81 90 1234 5678
Capital Time Difference
2h destination ahead
Best Calling Window (Origin Time)
07:00-16:00
Currency Pair
Thai baht (฿) -> Japanese yen (¥)
Primary languages: Thailand (Thai) and Japan (Japanese).
Shared language overlap: No direct overlap in primary language list. Primary timezones: Thailand (UTC+07:00) and Japan (UTC+09:00).
Use this route profile to plan a real call from Thailand to Japan, including the exit code, destination country code, time difference, and local context.
From
Thailand
To
Japan
For dialing this route, callers in Thailand usually start with 001 or the plus sign, then dial +81 before the local Japan number.
Thailand's primary timezone in this dataset is UTC+07:00, while Japan's is UTC+09:00. A practical origin-time calling window is 07:00-16:00.
Thailand callers are represented by TH/THA, with Bangkok as a capital reference point, South-Eastern Asia, 66M people, Thai baht (฿), and primary language context of Thai.
Origin exit prefix: 001 or + from mobile. Origin country code: +66. Origin time zones: UTC+07:00.
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 Thailand's outbound dialing rules with Japan's destination numbering and local schedule. The primary timezone relationship is 2h destination ahead, and the recommended origin-time window is 07:00-16:00.
Dialing sequence: 001 81 local number. Business-hour window: 07:00-16:00. Time relationship: 2h destination ahead.
Destination market: Japan is in Eastern Asia, with Tokyo as a main administrative center. Calls from Thailand 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: Thailand is listed in South-Eastern Asia with a population of about 66M; Japan is listed in Eastern Asia with about 123M. The main listed languages differ: Thailand (Thai) and Japan (Japanese). Currency context also changes across the route: Thai baht (฿) in Thailand 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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