Country calling code
+246 British Indian Ocean Territory country code
British Indian Ocean Territory’s international calling code is +246. To call a British Indian Ocean Territory number from another country, dial your exit code, then 246, then the local number.
- Calling code
- +246
- ISO 3166 code
- IO · 086
- Exit code (calling out)
- 00
- Trunk prefix (domestic)
- None
- Number length
- 7 digits
- Time zones
- Chagos
- Local time
- —
Number formats and examples are generated from libphonenumber-js numbering-plan metadata. They describe numbering rules, not a verified active subscriber or a phone’s current location. For an individual number, try the free format lookup.
How to call British Indian Ocean Territory
| Calling from | Dial |
|---|---|
| A mobile phone, anywhere | +246 380 1234 |
| United States & Canada | 011 246 380 1234 |
| UK, Europe & most countries | 00 246 380 1234 |
| Australia | 0011 246 380 1234 |
| Inside British Indian Ocean Territory | 380 1234 |
British Indian Ocean Territory does not use a trunk prefix, so the number you dial at home is the same one you dial after +246.
British Indian Ocean Territory phone number format
A sample mobile number in British Indian Ocean Territory is written +246 380 1234 internationally, 380 1234 locally, and +2463801234 in the E.164 format that apps and websites store. Numbers are 7 digits long after the country code.
Not sure where a number is from? Paste it into our free phone number lookup to see the country, line type and correct format.
Calling abroad from British Indian Ocean Territory
To call another country from a British Indian Ocean Territory landline, start with the exit code 00, then the destination country code. On a mobile phone, holding 0 to type + works everywhere and replaces the exit code.
Missed call from +246?
If you don’t know anyone in British Indian Ocean Territory, be careful with short missed calls from international numbers. “One-ring” scams hope you call back a premium-rate line. Don’t return the call, don’t share codes sent by SMS, and block the number if it keeps calling. A genuine contact will usually leave a message or text.
Frequently asked questions
Which country uses the +246 code?
+246 is the international calling code of British Indian Ocean Territory (IO). No other country uses it.
How do I call British Indian Ocean Territory from the United States?
Dial 011 (the US exit code), then 246, then the local number without any prefix. From a mobile phone you can simply type +246 380 1234.
How many digits are in a British Indian Ocean Territory phone number?
National numbers in British Indian Ocean Territory are 7 digits long after the +246 country code. A typical mobile number looks like +246 380 1234.
Can I find the location of a +246 number?
Not from the number alone. Enter the number in AI Family Locator and send a location request. Live GPS location appears only after the owner installs the app and approves sharing. A number lookup shows only numbering details, not a current location.