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Brunei Country Code: +673

The international calling code for Brunei is +673. You need this code to dial any phone number in Brunei from another country. This code is assigned by the International Telecommunication Union (ITU) under the E.164 standard. Below you will find everything you need to successfully place a call to Brunei, including the correct number format, trunk prefix, and worked examples.

Country Code
+673
ISO Code
BN
Trunk Prefix
0
Drop when dialing from abroad
Example Number
+673 712 3456

How to Call Brunei from Abroad

Follow these steps to dial a phone number in Brunei from any other country. The process is the same whether you are calling a landline or a mobile number.

  1. 1
    Dial the international access code or +

    On a mobile phone, press and hold 0 to get the + symbol. From a landline, dial your country's exit code (00 from most of Europe, 011 from the US/Canada, 0011 from Australia). With Kinvo, simply type + in the dialer.

  2. 2
    Dial Brunei's country code: 673

    After the + or exit code, enter 673. This routes your call to Brunei's telephone network.

  3. 3
    Drop the trunk prefix (0) from the local number

    When a Brunei number starts with 0 domestically, remove it when dialing internationally. The trunk prefix is only used for calls within Brunei itself.

  4. 4
    Dial the remaining local number

    Enter the area code (if applicable) and the subscriber number. The complete international number should look like this: +673 712 3456

Brunei Phone Number Format

Landline Numbers

Landline numbers in Brunei typically include an area code that identifies the city or region, followed by the subscriber number. Domestically, these numbers are prefixed with 0 for long-distance calls. When dialing from abroad, replace the 0 with +673.

Mobile Numbers

Mobile phone numbers in Brunei typically begin with 7 (after the country code). When calling a Brunei mobile from abroad, remember to drop the leading 0 before the mobile prefix.

International Format Example

+673 712 3456
+673 = Country codeRemaining digits = Area code + subscriber number

Dialing Example: Calling Brunei

Suppose you want to call a Brunei number that is written domestically with the trunk prefix 0. Here is how to convert it to the international format:

Domestic format:07123456
Remove prefix (0):7123456
Add country code:+673 712 3456

Call Brunei from Your Browser

With Kinvo, you can call landlines and mobiles in Brunei directly from Chrome, Firefox, Safari, or Edge. No app to install, no subscription. Just sign up, add pay-as-you-go credits (starting from $5), and dial +673 followed by the local number.

Every new account includes a free 1-minute test call. No credit card required.

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Frequently Asked Questions: Brunei Country Code

What is the country code for Brunei?

The international dialing code for Brunei is +673. This code must be dialed before the local phone number when calling Brunei from any other country. The ISO 3166-1 alpha-2 code for Brunei is BN.

How do I call Brunei from the United States?

From the US, dial 011 (the US exit code) followed by 673 (the Brunei country code) and then the local number without the leading 0. Alternatively, dial +673 from a mobile phone. For example: +673 712 3456.

Do I need to drop the 0 when calling Brunei internationally?

Yes. When calling Brunei from abroad, you must remove the leading 0 (trunk prefix) from the beginning of the number and replace it with the country code +673. This trunk prefix is only used for domestic long-distance calls within Brunei.

What do Brunei mobile numbers start with?

Mobile phone numbers in Brunei typically start with 7 after the country code +673. When dialing from abroad, the full mobile number would begin with +673 7...

Can I call Brunei from my browser?

Yes. Kinvo allows you to call any phone number in Brunei directly from your web browser using WebRTC technology. No app download or installation is required. Simply create a free account, add credits (from $5), and dial +673 followed by the local number. Calls include HD voice quality and end-to-end encryption.