+673 explained
The Brunei country code, 673, is what you dial before a Brunei number when you call from abroad. It is also known as the Brunei dialing code, Brunei calling code, or Brunei phone code. In the Brunei phone number format, +673 comes first, then the area code, such as 4 for Tutong, then the local number.
- Country code
- +673
- The 00673 country code is the same number
- ISO country codes
- BN, BRN
- Use the BN country code or the BRN country code on forms and passports. To call Brunei, dial +673
- Used in
- Brunei
- No other country or territory dials +673
- Exit code
- 00
- From most countries. Also 011 from United States and Canada, 0011 from Australia, and + from any mobile
- Trunk prefix
- None
- Keep every digit after +673
- Number length
- 7 digits
- After +673
- Time now in Brunei
- Brunei mobile number format
- 712 3456
- From abroad: +673 712 3456
- Brunei landline number format
- 234 5678
- From abroad: +673 234 5678
+673 area codes of main cities
Each +673 area code below is in the form you dial from abroad: +673, then the city code, then the local number. Inside Brunei, callers leave out +673 and dial the rest as it is. So Tutong is +673 4 from abroad and 4 at home.
- Tutong
- +6734
- Brunei Muara
- +67320
- Brunei Muara
- +67321
- Brunei Muara
- +673220
- Brunei Muara
- +673221
- Brunei Muara
- +673222
- Brunei Muara
- +673223
- Brunei Muara
- +673224
- Brunei Muara
- +673225
- Brunei Muara
- +673226
- Brunei Muara
- +673227
- Brunei Muara
- +67323
- Brunei Muara
- +67324
- Brunei Muara
- +67325
- Brunei Muara
- +67326
- Brunei Muara
- +67327
- Brunei Muara
- +67328
- Brunei Muara
- +67329
- Beliat
- +6733
- Temburong
- +67350
- Temburong
- +67351
- Temburong
- +67352
- Temburong
- +67355
- Temburong
- +67356
- Temburong
- +67357
- Temburong
- +67358
- Temburong
- +67359
Brunei phone number types
The first digits of a Brunei number tell you what kind of number it is: a landline, a mobile, a free number, or one that costs more to call. Here is a sample of each type of Brunei phone number, as dialed inside Brunei and from abroad.
Good to know before you call Brunei
“Assalamualaikum”
It means peace be upon you. This is Brunei's Islamic greeting from a phrasebook, not a confirmed phone greeting.
Reply
“Wa'alaikumussalam”
Emergency number
993
991 reaches an ambulance and 995 reaches fire and rescue. 998 reaches search and rescue.
Ministry of Health, Brunei DarussalamAITI reassigned the 228 and 229 number ranges from fixed line to mobile services for the operator DST Com, effective from 10 June 2014.
AITI, National Numbering Plan for Brunei DarussalamBrunei's Ministry of Health lists Talian Nasihat Kesihatan, 148, as its health advice line, apart from the 991 ambulance number.
Ministry of Health, Brunei DarussalamThe Ministry of Health also lists a WhatsApp livechat number, 8333123, next to its emergency phone lines.
Ministry of Health, Brunei Darussalam
What it costs to call Brunei (using Suparelay)
Landline from $0.18/minMobile from $0.37/min
Only 67 of 221 countries cost less to call than Brunei.
Enter a numberEach bar counts the countries at that price
Want to call Brunei?
Call any phone from this tab. Nothing to install on either side, and you pay cents a minute.
Why a call to Brunei fails
You call from: 🇺🇸 United States
The exit code is wrong for your country
00 works from Brunei, Europe, and most of the world. From the US and Canada the exit code is 011.
- Connects
- 011 673 234 5678
- Does not connect
- 00 673 234 5678
A 0 is added before the number
Brunei has no separate area code to dial. AITI's own listed number, +673 2 323 232, shows the digits follow the country code directly, with no 0 in front.
- Connects
- 011 673 234 5678
- Does not connect
- 00 673 234 5678
Questions about +673
Which country is +673?
+673, or country code 673, belongs to Brunei, on the island of Borneo.
What is +673?
+673 is the code you dial before a Brunei number when you call from another country. Brunei numbers have no separate area code, so the digits follow +673 directly.
What is the difference between +673 and 00673?
The + stands for your exit code. 00 is the exit code in Brunei, Europe, and most of the world, so 00673 and +673 reach the same number there. From the US and Canada, dial 011 673 instead.
Can I text a +673 number?
Yes. Brunei numbers have no digit to drop, so write +673 followed by the 7-digit number, and your phone sends the text abroad at your carrier's rate.
How much does it cost to call Brunei?
The cost depends on the number you call. The dialer on this page shows the exact price of the number you enter before you call.
Why do some Brunei mobile numbers start with 2?
AITI moved the 228 and 229 ranges from fixed line to mobile in June 2014, for the operator DST Com. Most Brunei mobiles still start with 7 or 8.
The information on this page is accurate as of September 26, 2026.
AITI, National Numbering Plan for Brunei Darussalam