Check whether a Macao SAR China number is valid, detect its line type, and convert it to E.164, international, or national format — instantly and free. Powered by Google's libphonenumber.
| Country | Macao SAR China (MO) |
| Country calling code | +853 |
| Example number (international) | +853 6612 3456 |
| National format | 6612 3456 |
| E.164 format | +85366123456 |
| RFC 3966 (tel: URI) | tel:+85366123456 |
| Example line type | mobile |
To dial a Macao SAR China number from abroad, start with the country code +853 followed by the national subscriber number. In E.164 — the format every SMS gateway, CRM, and payment provider expects — the same number is stored as +85366123456: a leading +, the country code, and the national number with no spaces or separators.
The interactive tool above runs entirely in your browser. For server-side validation at scale — sign-up forms, lead cleaning, SMS routing — call the API. One GET request, no SDK, works in any language.
# Validate a Macao SAR China number via the API curl "https://phone-validation-and-formatting.p.rapidapi.com/v1/validate?number=%2B85366123456" \ -H "X-RapidAPI-Key: YOUR_KEY" \ -H "X-RapidAPI-Host: phone-validation-and-formatting.p.rapidapi.com"
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The country calling code for Macao SAR China is +853. A full number in international (E.164) form looks like +85366123456.
A typical Macao SAR China mobile number is written +853 6612 3456 internationally, 6612 3456 nationally, or +85366123456 in E.164 format.
Send one GET request to the Phone Validation API with the number and country code "MO". The response tells you whether it is valid, the line type, and every standard format. A free tier is available.
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