Chanthaburi is a town (thesaban mueang) in the east of Thailand

Thailand

Thailand , officially the Kingdom of Thailand , formerly known as Siam , is a country located at the centre of the Indochina peninsula and Southeast Asia. It is bordered to the north by Burma and Laos, to the east by Laos and Cambodia, to the south by the Gulf of Thailand and Malaysia, and to the...

, at the banks of the Chanthaburi River. It is the capital of the Chanthaburi Province

Chanthaburi Province

Chanthaburi is a province of Thailand. It is located in the east of Thailand, at the border to Battambang and Pailin of Cambodia and the shore to the Gulf of Thailand...

 and the Mueang Chanthaburi district

Amphoe Mueang Chanthaburi

Mueang Chanthaburi is the capital district of Chanthaburi Province, eastern Thailand.-Geography:Neighboring districts are Khao Khitchakut, Makham, Khlung, Laem Sing and Tha Mai of Chanthaburi Province....

.

The town covers the two tambon

Tambon

Tambon is a local government unit in Thailand. Below district and province , they form the third administrative subdivision level. As of the 2009 there are 7255 tambon, not including the 169 khwaeng of Bangkok, which are set at the same administrative level, thus every district contains 8-10 tambon...

Talat and Wat Mai of Mueang Chanthaburi district. As of 2005, the town has a population of 27,602.

The Cathedral of the Immaculate Conception, the principal church of the Roman Catholic Diocese of Chanthaburi

Diocese of Chanthaburi

The Diocese of Chanthaburi is located in eastern central Thailand. It is a suffragan diocese of the archdiocese of Bangkok....

, is the largest church in Thailand.