_____ _____ Laos

Global Sourcebook for International Data Management

                                         by Graham Rhind



This resource costs about € 500 per month to host and maintain. Help me to keep it updated and free for all by donating as little as € 1 at Ko-Fi here. Thank you


Global Sourcebook | Index | Properties


For supplementary information, see links to post office home pages here External, to postal code pages here External and to other personal name and addressing issues pages here External.

Table of Contents

Laos - Country information


Local short name form


Official name



7 231 210 (2020 projection) [1]



International telephone access code


ISO 3166 country codes

Car nationality plate code


Internet country code


GRC Country Code


Laos - Number format

   Note: This section last updated 7th May 2021

(where , indicates the decimal separator and . the thousands separator)

Laos - Date and time formats


   Note: This section last updated 7th May 2021

Laos - Languages


Laos counts 92 languages, most spoken by a few thousand people in isolated villages. The official language, Lao External, is spoken by 3 000 000 people. Other main languages are Eastern Bru External (64 000 speakers); Hmong External (250 000 speakers); Kantu External (50 000 speakers); Khmu External (389 694 speakers); Kuy External (64 000 speakers); Phu Thai External (128 000 speakers); Phuan External (96 000 speakers); External (102 000 speakers) and Tai Nüa External (120 000 speakers).

Laos - Personal names


Many people in Laos have only a given name. Do not confuse the form of address (Thao, Nang and Nansao) with being a name. Thao Dang’s name is Dang. Evidently, do not address somebody as Mr Thao Dang as this is repeating the form of address.

   Tables of names can be acquired: given names External, surnames/family names External, family name prefixes External, forms of address External, job titles External

Laos - Company legal forms


Laos has these company types:

   Limited company 
   Partnership company 
   Public company
   Comprehensive tables of these strings can be acquired – see http:www.grcdi.nl/addresses.htm External

Laos - Example address format


   Note: This section last updated 10th April 2020


Addresses not written in Lao or another native language will be written in French.

Ban in an address means village or town, and Mueang or Muang indicates a district.

   A table containing information about the relevant position of elements within address blocks can be acquired External

Laos - Postal codes


   Note: This section last updated 10th April 2020

Postal codes consist of a block of 5 digits. The first two digits indicate the province, the last two the delivery office. Postal codes can begin with any number between 01 and 18. Some large companies or institutions may have their own codes.

   Metadata containing postal code formatting rules, exceptions and regular expressions can be acquired External

Laos - Postal code format graphic


Laos - Postal code format

Laos - Postal code specifics

Laos - Postal code regular expression


Laos - Postal code level of coverage


Laos - Postal code map


Place names in Laos


   Note: This section last updated 27th November 2015

Refer to Exonyms in Laos for full lists of place names in Laos in other languages.

Laos - Administrative districts


   Note: This section last updated 10th April 2020

Laos has 17 provinces External (khoueng) and 1 municipality (kampheng nakhon), shown in the list below with an asterisk:

Province Postal code area
Attapu External 17
Bokeo External 05
Bolikhamxai External 11
Champasak External 16
Houaphan External 07
Khammouan External 12
Louangnamtha External 03
Louangphabang External 06
Oudomxai External 04
Phongsali External 02
Salavan External 14
Savannakhet External 13
Viangchan External * 01
Viangchan External 10
Xaignabouli External 08
Xaisomboun External 18
Xekong External 15
Xiangkhoang External 09
   This regions/postal code data can be acquired as a data file External

Administrative districts graphic


Telephone numbers in Laos


Laotian area codes have 2 digits when dialled from abroad. Geographic subscriber numbers have 6 digits, mobile subscriber numbers have 8 digits and the area code 20.

   Tables of telephone number information/formats can be acquired – see http://www.grcdi.nl/telephone.htm External 


  1. ^ citypopulation.de/en/laos/admin/ External 20230115

Every effort is made to keep this resource updated. If you find any errors, or have any questions or requests, please don't hesitate to contact the author.

All information copyright Graham Rhind 2023. Any information used should be acknowledged and referenced.