+599 is the country code for Curaçao and Caribbean Netherlands.
Every phone number in Curaçao starts with +599 when you call it from another country. From the US, dial 011 599, then the full number.
- Time there
- Curacao timeAtlantic Standard Time, UTC-4, no daylight saving
- From the US or Canada
- 011 599 9 518 1234
- From the UK and most of Europe
- 00 599 9 518 1234
- From Australia
- 0011 599 9 518 1234
- From any mobile phone
- +599 9 518 1234
- Inside Curaçao
- 9 518 1234
- Mobile numbers
- 8 digits after +599, starting 95 or 96
Check a +599 number to see whether it is a mobile, a landline or VoIP.
Pick the country, enter the number without the +599, and the free check shows whether it is valid and whether it is a mobile, a landline or VoIP.
Mobile numbers in Curaçao start with 9, and this table shows which networks first issued each start.
| At home | From abroad | First issued by |
|---|---|---|
| 95 | +599 95 | Chippie, Antelecom |
| 96 | +599 96 | Digicel |
People keep their number when they switch networks, so the start shows where a number began. Our free number portability lookup shows the network it is on today.
In Curaçao, the phone number format for apps and SMS gateways is +599 followed by the full number.
| Written | Example | Where you see it |
|---|---|---|
| At home | 9 518 1234 | Business cards, local ads |
| International | +599 9 518 1234 | Websites, email signatures |
| E.164 | +59995181234 | APIs, SMS gateways, CRMs |
2 places share +599, so the next digits tell them apart.
| Place | Numbers start with | Exit code |
|---|---|---|
| Curaçao | +599, all other numbers | 00 |
| Caribbean Netherlands | +599 3, +599 4, +599 7 | 00 |
A missed call from a +599 number you don't know can be a one-ring scam, so check it before calling back.
One-ring scams call once and hang up, hoping you call back a line that bills you international or premium rates.
- Don't call back an international number you don't know. A real caller leaves a message or sends a text.
- Check the number in the box above. A number that is not a working mobile or landline in Curaçao is a warning sign.
- Hang up on anyone who wants gift cards, crypto or a wire transfer, or asks you to read out a code that was just texted to you.
- Report it at reportfraud.ftc.gov, and see the FCC's guide to one-ring scams.
The codes next to +599 belong to other countries, so one wrong digit reaches a different place.
These are the questions people ask most about +599.
Which country uses the +599 country code?
Curaçao and Caribbean Netherlands both use +599.
How do I call Curaçao from the US?
Dial 011, then 599, then the full number. A mobile number written 9 518 1234 at home is dialed 011 599 9 518 1234 from the US, or +599 9 518 1234 from any mobile phone.
Is +599 the same as 00599?
Yes. 00 is the exit code used in Curaçao and most of the world, and the + on a mobile phone stands in for whatever exit code your network uses. From the US and Canada the exit code is 011 instead.
How many digits is a phone number in Curaçao?
A mobile number has 8 digits after +599, written 9 518 1234 at home.
What time is it in Curaçao?
Curaçao is on Atlantic Standard Time, UTC-4, all year. It does not use daylight saving time.
How do I check a +599 number that called me?
Enter it in the box above. The free check shows whether it is a valid number from Curaçao and whether it is a mobile, a landline or a VoIP line, which helps you spot a one-ring scam before you call back.
Sources: Google's libphonenumber numbering data for lengths, mobile starts, area code places, first-issuing networks and time zones, as of September 24, 2026; the ITU list of country codes.