Postal codes in Thailand

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Postal codes in Thailand are five digit numbers. The first two digits of the postal code denote the province or special administrative area (e.g., 43120 Phon Phisai, Nong Khai).

Postal code series of letters and digits for sorting mail

A postal code is a series of letters or digits or both, sometimes including spaces or punctuation, included in a postal address for the purpose of sorting mail.

Thailand Constitutional monarchy in Southeast Asia

Thailand, officially the Kingdom of Thailand and formerly known as Siam, is a country at the centre of the Southeast Asian Indochinese peninsula composed of 76 provinces. At 513,120 km2 (198,120 sq mi) and over 68 million people, Thailand is the world's 50th largest country by total area and the 21st-most-populous country. The capital and largest city is Bangkok, a special administrative area. Thailand is bordered to the north by Myanmar and Laos, to the east by Laos and Cambodia, to the south by the Gulf of Thailand and Malaysia, and to the west by the Andaman Sea and the southern extremity of Myanmar. Its maritime boundaries include Vietnam in the Gulf of Thailand to the southeast, and Indonesia and India on the Andaman Sea to the southwest. Although nominally a constitutional monarchy and parliamentary democracy, the most recent coup in 2014 established a de facto military dictatorship.

Phon Phisai District District in Nong Khai, Thailand

Phon Phisai is a district (amphoe) in Nong Khai Province, northeastern Thailand.


Listed below are the first 2 digits of codes assigned to each province or special administrative area.

Special Governed Districts (Khet Phiset)

Bangkok Special administrative area in Thailand

Bangkok is the capital and most populous city of Thailand. It is known in Thai as Krung Thep Maha Nakhon or simply Krung Thep. The city occupies 1,568.7 square kilometres (605.7 sq mi) in the Chao Phraya River delta in central Thailand, and has a population of over eight million, or 12.6 percent of the country's population. Over fourteen million people lived within the surrounding Bangkok Metropolitan Region at the 2010 census, making Bangkok the nation's primate city, significantly dwarfing Thailand's other urban centres in terms of importance.

Samut Prakan Province Province in Thailand

Samut Prakan is one of the central provinces (changwat) of Thailand, established by the Act Establishing Changwat Samut Prakan, Changwat Nonthaburi, Changwat Samut Sakhon and Changwat Nakhon Nayok, Buddhist Era 2489 (1946), which came into force 9 March 1946.

Pattaya Special Governed City in Chonburi, Thailand

Pattaya is a resort city in Thailand. It is on the east coast of the Gulf of Thailand, about 100 kilometres (62 mi) southeast of Bangkok, within, but not part of, Bang Lamung District in the province of Chonburi. Pattaya City is a self-governing municipal area which covers tambons Nong Prue and Na Klua and parts of Huai Yai and Nong Pla Lai. The city is in the industrial Eastern Seaboard zone, along with Si Racha, Laem Chabang, and Chonburi. Pattaya is at the center of the Pattaya-Chonburi Metropolitan Area—a conurbation in Chonburi Province—with a population of roughly 1,000,000.

Postal zones in Thailand

Postal zones in Thailand.png
Postal zones
10xxx - 18xxx1: Central zone
20xxx - 27xxx2: Eastern zone
30xxx - 39xxx3: Northeastern part 1
40xxx - 49xxx4: Northeastern part 2
50xxx - 58xxx5: Upper Northern zone
60xxx - 67xxx6: Lower Northern zone
70xxx - 77xxx7: Lower Central zone
80xxx - 86xxx8: Southern zone
90xxx - 96xxx9: Southern border zone

Classification of postcodes

Postcodes in Thailand are issued by the Ministry of Digital Economy and Society (MDES).

Province (Changwat)District (Amphoe)
Not in the postcode in Thailand
1: Central zone
Bangkok 10xxx
Samut Prakan 10xxx
Nonthaburi 11xxx
Pathum Thani 12xxx
Ayutthaya 13xxx
Ang Thong 14xxx
Lop Buri 15xxx
Sing Buri 16xxx
Chai Nat 17xxx
Saraburi 18xxx
2: Eastern zone
Chonburi 20xxx
Rayong 21xxx
Chanthaburi 22xxx
Trat 23xxx
Chachoengsao 24xxx
Prachin Buri 25xxx
Nakhon Nayok 26xxx
Sa Kaeo 27xxx
3: Northeastern part 1
Nakhon Ratchasima 30xxx
Buriram 31xxx
Surin 32xxx
Sisaket 33xxx
Ubon Ratchathani 34xxx
Yasothon 35xxx
Chaiyaphum 36xxx
Amnat Charoen 37xxx
Bueng Kan 38xxx
Nong Bua Lamphu 39xxx
4: Northeastern part 2
Khon Kaen 40xxx
Udon Thani 41xxx
Loei 42xxx
Nong Khai 43xxx
Maha Sarakham 44xxx
Roi Et 45xxx
Kalasin 46xxx
Sakon Nakhon 47xxx
Nakhon Phanom 48xxx
Mukdahan 49xxx
5: Upper Northern zone
Chiang Mai 50xxx
Lamphun 51xxx
Lampang 52xxx
Uttaradit 53xxx
Phrae 54xxx
Nan 55xxx
Phayao 56xxx
Chiang Rai 57xxx
Mae Hong Son 58xxx
6: Lower Northern zone
Nakhon Sawan 60xxx
Uthai Thani 61xxx
Kamphaeng Phet 62xxx
Tak 63xxx
Sukhothai 64xxx
Phitsanulok 65xxx
Phichit 66xxx
Phetchabun 67xxx
7: Lower Central zone
Ratchaburi 70xxx
Kanchanaburi 71xxx
Suphan Buri 72xxx
Nakhon Pathom 73xxx
Samut Sakhon 74xxx
Samut Songkhram 75xxx
Phetchaburi 76xxx
Prachuap Khiri Khan 77xxx
8: Southern zone
Nakhon Si Thammarat 80xxx
Krabi 81xxx
Phang Nga 82xxx
Phuket 83xxx
Surat Thani 84xxx
Ranong 85xxx
Chumphon 86xxx
9: Southern border zone
Songkhla 90xxx
Satun 91xxx
Trang 92xxx
Phatthalung 93xxx
Pattani 94xxx
Yala 95xxx
Narathiwat 96xxx

In 2018 Thailand Post allocated 10 billion baht to construct two new "automated sorting" centers, one in Chonburi Province and the other in Wang Noi District, Ayutthaya Province. Its goal is to fully automate postal and delivery operations as well back office procedures in 2021. [1]

Back office

A back office in most corporations is where work that supports front office work is done. The front office is the "face" of the company and is all the resources of the company that are used to make sales and interact with customers and clients. The back office is all the resources of the company that are devoted to actually producing a product or service and all the other labor that isn't seen by customers, such as administration or logistics. Broadly speaking, back office work includes roles that affect the costs side of business' trading statement and front office work includes roles that affect the income side of business' trading statement.

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Wang Noi District District in Ayutthaya, Thailand

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  1. Tortermvasana, Komsan (20 August 2018). "Thailand Post aims to upgrade sorting". Bangkok Post. Retrieved 25 August 2018.