From Brunei Darussalam, visitors can apply for a visa through one of the embassy of Vietnam in Brunei Darussalam below or apply for a Vietnam visa  online. Here below is the specific address of Vietnam Embassy you may concern:

Embassy of Vietnam in Brunei Darussalam
House No.18, Simpang 80-11, Kg. Pengkalan Gadong, Km 4, Jalan Gadong, BE 3919 – Brunei Darussalam
Tel: (673) 245 6483 (673) 245 6486
Fax: (673) 245 6485

Besides, citizens in Brunei Darussalam can select among 3 options to get visa to Vietnam:

–          Visit Vietnam Embassy in Brunei Darussalam or in any other countries to get Vietnam visa done there.

–          Apply for Vietnam visa on arrival at https://vietnamvisaonentry.com/apply-online/ and pick up your visa at one of 3 international airports in Vietnam

–          Apply for Vietnam visa code at https://vietnamvisaonentry.com/apply-online/ and get visa stamped at Vietnam Embassy where you wish to pay a visit to.