How do I look up a Thailand phone number?

Enter the Thailand phone number (without the +66 prefix) into the input field above and click Lookup. We will identify the caller name and operator for you.

What is the country code for Thailand?

The international dialling code for Thailand is +66. Its ISO country code is TH.

Is the Thailand lookup free?

Yes, our service is completely free with no registration required for normal browser usage.

AsiaISO: THDial: +66

Free Thailand Phone Number Lookup

Instantly identify the caller name, operator, and location for any +66 phone number from Thailand. Free, private, no signup required.

International Number Lookup

Find operator and caller name for phone numbers from 59+ countries worldwide.

Tip: share this page with a specific country pre-selected, e.g. /international/thailand

About Thailand Phone Numbers

Thailand uses the international dialling code +66. When dialling a number from abroad, prefix it with this country code after dropping the local trunk prefix (usually a leading zero).

Example format: a typical Thailand mobile number looks like +66812345678.

Our free lookup tool identifies the caller name and operator when available. It does not expose private information such as addresses or national IDs — our goal is to help you quickly decide whether to answer or return an unknown call.

Developer API

Lookup any Thailand number programmatically:

GET /api/lookup-international?dialCode=66&number=812345678

Or pass an E.164 string directly:

GET /api/lookup-international?e164=%2B66812345678

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