International dialling codes
Thailand dialling code: +66
Thailand: everything needed to dial a local number from abroad — code +66, trunk prefix and accepted number lengths.
Short answer
Thailand has the dialling code +66. The country uses the trunk prefix 0, which is dropped when dialling internationally: dial +66 then the number without that prefix. A valid national number has 8, 9, 10, 13 digits.
Numbering data
| International dialling code | +66 |
|---|---|
| ISO code | TH |
| Trunk prefix | 0 |
| National number length | 8, 9, 10, 13 digits |
| Outgoing international prefix | 00[1-9] |
| Sending from this service | not open |
Frequently asked questions
- Thailand: what is the telephone dialling code?
- Thailand has the international dialling code +66. It is dialled after the calling country's outgoing prefix — 00 from France and most of Europe. A national number there has 8, 9, 10, 13 digits.
- Thailand: should the leading zero be dropped?
- Yes. Thailand uses the trunk prefix 0, reserved for domestic calls. When dialling internationally it is dropped: +66 followed by the number without that prefix.