+239 is the country code for São Tomé & Príncipe.
Every phone number in São Tomé & Príncipe starts with +239 when you call it from another country. From the US, dial 011 239, then the full number.
- Time there
- Sao Tome timeGreenwich Mean Time, UTC, no daylight saving
- From the US or Canada
- 011 239 981 2345
- From the UK and most of Europe
- 00 239 981 2345
- From Australia
- 0011 239 981 2345
- From any mobile phone
- +239 981 2345
- Inside São Tomé & Príncipe
- 981 2345
- Mobile numbers
- 7 digits after +239, starting 90, 98 or 99
- Landlines
- 7 digits after +239, such as +239 224 XXXX in Água Grande
Check a +239 number to see whether it is a mobile, a landline or VoIP.
Pick the country, enter the number without the +239, and the free check shows whether it is valid and whether it is a mobile, a landline or VoIP.
Mobile numbers in São Tomé & Príncipe start with 9, and this table shows which networks first issued each start.
| At home | From abroad | First issued by |
|---|---|---|
| 90 | +239 90 | Unitel |
| 98 | +239 98 | CSTmovel |
| 99 | +239 99 | CSTmovel |
Unitel started 90 and CSTmovel started 98 and 99. 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.
9 landline areas cover São Tomé & Príncipe, from 224 in Água Grande to 2272 in Madalena.
| At home | From abroad | Area |
|---|---|---|
| 224, 228, 229 and 8 more | +239 224, +239 228, +239 229 and 8 more | Água Grande |
| 225 | +239 225 | Autonomous Region of Príncipe |
| 2220 | +239 2220 | Santo Amaro |
| 2231 | +239 2231 | Guadalupe |
| 2233 | +239 2233 | Neves, Santa Catarina |
| 2261 | +239 2261 | Angolares, Porto Alegre |
| 2265 | +239 2265 | Santana, Ribeira Afonso |
| 2271 | +239 2271 | Trindade |
| 2272 | +239 2272 | Madalena |
In São Tomé & Príncipe, the phone number format for apps and SMS gateways is +239 followed by the full number.
| Written | Example | Where you see it |
|---|---|---|
| At home | 981 2345 | Business cards, local ads |
| International | +239 981 2345 | Websites, email signatures |
| E.164 | +2399812345 | APIs, SMS gateways, CRMs |
A missed call from a +239 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 São Tomé & Príncipe 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 +239 belong to other countries, so one wrong digit reaches a different place.
These are the questions people ask most about +239.
Which country uses the +239 country code?
São Tomé & Príncipe. Every phone number there starts with +239 when it is dialed from abroad.
How do I call São Tomé & Príncipe from the US?
Dial 011, then 239, then the full number. A mobile number written 981 2345 at home is dialed 011 239 981 2345 from the US, or +239 981 2345 from any mobile phone.
Is +239 the same as 00239?
Yes. 00 is the exit code used in São Tomé & Príncipe 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 São Tomé & Príncipe?
A mobile number has 7 digits after +239, written 981 2345 at home. A landline has 7 digits, written 224 XXXX at home.
What are the area codes in São Tomé & Príncipe?
224, 228, 229 and 8 more for Água Grande, 225 for Autonomous Region of Príncipe, 2220 for Santo Amaro, 2231 for Guadalupe, 2233 for Neves, Santa Catarina, 2261 for Angolares, Porto Alegre, 2265 for Santana, Ribeira Afonso, 2271 for Trindade and 2272 for Madalena. From abroad, drop the leading digit and put +239 in front.
What time is it in São Tomé & Príncipe?
São Tomé & Príncipe is on Greenwich Mean Time, UTC, all year. It does not use daylight saving time.
How do I check a +239 number that called me?
Enter it in the box above. The free check shows whether it is a valid number from São Tomé & Príncipe 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.