Calling Thailand from United Kingdom: 00 66 [local number].
Quick answer
To call Thailand from United Kingdom, dial 00, then 66, then the local number without leading zeros. Example: 00 66 81 234 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 Thailand.
Dialing format
00 66 81 234 5678
Exit code • Country code • Local number
Whether you’re calling family, friends, or business contacts, knowing how to call Thailand 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 Thailand - whether you’re calling Bangkok or anywhere else.
Follow these simple steps to make a call to Thailand from United Kingdom
Start by dialing 00 (or use + on mobile). This is the international dialing prefix for United Kingdom.
Dial the country code +66 for Thailand.
Dial the local phone number in Thailand (typically 8-10 digits, without any leading zeros).
Full format: 00 66 [local number] - For example: 00 66 612 345 678
International Dialing Format
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Calling Code
+66
Capital of Thailand
Bangkok
Region
Asia (South-Eastern Asia)
Currency of Thailand
Thai baht (฿)
Thailand Time Zones
UTC+07:00
Current time
Your time
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Thailand
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Thailand is --
Thailand, located in South-Eastern Asia, is a nation with a rich identity. Its capital city, Bangkok, serves as the administrative center for a population of approximately 66M.
The official currency is the Thai baht (฿). When calling Thailand, the country code is +66. The country observes the UTC+07:00 time zone(s), and the primary language(s) spoken include Thai.
Population
66M
Population Rank
#21 of 230
Language Footprint
Thai
Time Zone Footprint
UTC+07:00
City/Area Code Coverage
22 locations listed
Dial Code Status
Exclusive code in dataset
Thailand currently has a 9-digit local number pattern in this guide, with country code +66.
Exit Code in United Kingdom
00 (dial 00 (or + from mobile))
United Kingdom Country Code
+44
Route Dialing Pattern
00 66 81 234 5678
Capital Time Difference
15h destination ahead
Best Calling Window (Origin Time)
18:00-23:59 and 00:00-03:00
Currency Pair
British pound (£) -> Thai baht (฿)
Primary languages: United Kingdom (English) and Thailand (Thai).
Shared language overlap: No direct overlap in primary language list. Primary timezones: United Kingdom (UTC-08:00, UTC-05:00, UTC-04:00, UTC-03:00, UTC-02:00, UTC, UTC+01:00, UTC+02:00, UTC+06:00) and Thailand (UTC+07:00).
Use this route profile to plan a real call from United Kingdom to Thailand, including the exit code, destination country code, time difference, and local context.
From
United Kingdom
To
Thailand
For dialing this route, callers in United Kingdom usually start with 00 or the plus sign, then dial +66 before the local Thailand number.
United Kingdom's primary timezone in this dataset is UTC-08:00, while Thailand's is UTC+07:00. A practical origin-time calling window is 18:00-23:59 or 00:00-03:00.
United Kingdom callers are represented by GB/GBR, with London as a capital reference point, Northern Europe, 69M people, British pound (£), and primary language context of English.
Origin exit prefix: 00 or + from mobile. Origin country code: +44. Origin time zones: UTC-08:00, UTC-05:00, UTC-04:00, UTC-03:00 +5 more.
Thailand is represented here by TH/THA, Bangkok, South-Eastern Asia, about 66M people, Thai baht (฿), and primary language context of Thai.
Destination calling code: +66. Destination time zones: UTC+07:00. Rate check: check live price before dialing.
This route combines United Kingdom's outbound dialing rules with Thailand's destination numbering and local schedule. The primary timezone relationship is 15h destination ahead, and the recommended origin-time window is 18:00-23:59 or 00:00-03:00.
Dialing sequence: 00 66 local number. Business-hour window: 18:00-23:59 or 00:00-03:00. Time relationship: 15h destination ahead.
Destination market: Thailand is in South-Eastern Asia, with Bangkok as a main administrative center. Calls from United Kingdom may reach family, companies, banks, hotels, clinics, or public offices across a market of about 66M. Primary language context: Thai. Local billing and everyday prices use Thai baht (฿).
Route context: United Kingdom is listed in Northern Europe with a population of about 69M; Thailand is listed in South-Eastern Asia with about 66M. The main listed languages differ: United Kingdom (English) and Thailand (Thai). Currency context also changes across the route: British pound (£) in United Kingdom and Thai baht (฿) in Thailand.
| City / Region | Area Code | Full Dialing Pattern |
|---|---|---|
| Bangkok | 66-2 | +66-2 [local number] |
| Burirum | 66-44 | +66-44 [local number] |
| Chanthaburi | 66-39 | +66-39 [local number] |
| Chiang Mai | 66-53 | +66-53 [local number] |
| Chiang Rai | 66-54 | +66-54 [local number] |
| Chon Buri | 66-38 | +66-38 [local number] |
| Kanchanaburi | 66-34 | +66-34 [local number] |
| Lampang | 66-54 | +66-54 [local number] |
| Nakhon Ratchasima | 66-44 | +66-44 [local number] |
| Nakhon Sawan | 66-56 | +66-56 [local number] |
| Namphaengphet | 66-55 | +66-55 [local number] |
| Nong Khai | 66-42 | +66-42 [local number] |
| Pattani | 66-73 | +66-73 [local number] |
| Pattaya | 66-38 | +66-38 [local number] |
| Phitsanulok | 66-55 | +66-55 [local number] |
| Phuket | 66-76 | +66-76 [local number] |
| Ratchaburi | 66-32 | +66-32 [local number] |
| Saraburi | 66-36 | +66-36 [local number] |
| Songkhla | 66-74 | +66-74 [local number] |
| Surat Thani | 66-77 | +66-77 [local number] |
| Tak | 66-55 | +66-55 [local number] |
| Ubon Ratchathani | 66-45 | +66-45 [local number] |
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