Check whether a Caribbean Netherlands 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 | Caribbean Netherlands (BQ) |
| Country calling code | +599 |
| Example number (international) | +599 318 1234 |
| National format | 318 1234 |
| E.164 format | +5993181234 |
| RFC 3966 (tel: URI) | tel:+5993181234 |
| Example line type | mobile |
To dial a Caribbean Netherlands number from abroad, start with the country code +599 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 +5993181234: 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 Caribbean Netherlands number via the API curl "https://phone-validation-and-formatting.p.rapidapi.com/v1/validate?number=%2B5993181234" \ -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 Caribbean Netherlands is +599. A full number in international (E.164) form looks like +5993181234.
A typical Caribbean Netherlands mobile number is written +599 318 1234 internationally, 318 1234 nationally, or +5993181234 in E.164 format.
Send one GET request to the Phone Validation API with the number and country code "BQ". The response tells you whether it is valid, the line type, and every standard format. A free tier is available.
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