66 Country Code: Thailand (+66)
+66 is the country code for Thailand. If you searched "66 country code", "country code 66", "0066 country code", or "+66 country code" — they all refer to Thailand. The code is also called the 66 dialing code, 66 phone code, or 66 ISD code, and is assigned by the International Telecommunication Union (ITU) under the E.164 standard.
Below you will find the number format, trunk prefix, major city area codes, and dialing facts specific to Thailand (+66).
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Thailand Phone Number Format
International Format Example
Domestic vs International
Drop 0 and prepend +66.
Calling Thailand from Your Browser
To place a call to Thailand, dial +66 followed by the local number in the Kinvo browser dialer. Pay-as-you-go, no app required.
Call Thailand from Your Browser
Call any Thailand number (+66) directly from Chrome, Firefox, Safari, or Edge. No install required. Use it in under 2 minutes.
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Frequently Asked Questions: Thailand Country Code
Which country is country code 66?
Country code 66 belongs to Thailand. The full international dialing code is +66, also written as 0066 when dialing from countries that use 00 as an international access code, or +66 when dialing from a mobile phone.
What is the country code for Thailand?
+66 is the international dialing code for Thailand, assigned by the ITU under E.164. The ISO 3166-1 alpha-2 code is TH.
Do I drop the 0 when calling Thailand from abroad?
Yes. Thailand uses 0 as its domestic trunk prefix. When dialing from another country, remove it and replace with +66. The trunk prefix is only needed for long-distance calls within Thailand.
Can I call Thailand from my browser?
Yes. Kinvo connects calls to Thailand via WebRTC directly from Chrome, Firefox, Safari, or Edge. No app download. Sign up, add credits from $5, and dial +66 followed by the local number.