BANGKOK

Hualampong Train Station 
Tel. 0-2223-3762, 0-2224-7788

Samsen Train Station  
Tel. 0-2241-4238 Ext. 4260

Bangsue Train Station
Tel. 0-2587-4613 Ext. 713

Southern Route Station
Tel. 0-2411-3102

NORTHERN LINE

The Northern Line begins alongside the Northeastern Line up until Ban Phachi Junction. Here, it splits from the Northeastern Line and proceeds through Lopburi, Nakhon Sawan, Phichit, Phitsanulok, Denchai junction, Lampang, Lamphun, before finally reaching Chiang Mai 751 kilometers away from Bangkok. There is also a branch off the mainline from Ban Dara junction to Sawankhalok in Sukhothai Province.

NORTHEASTERN LINE

The Northeastern Line begins on the same route as the Northern Line, splitting at Ban Phachi Junction towards Nakhon Ratchasima. Then at Thanon Chira Junction, the line splits with one route passing Khon Kaen and Udon Thani before terminating at Nong Khai 624 kilometers from Bangkok. The other route passes through Buriram, Surin, Si Sa Ket to reach Ubon Ratchathani, 575 kilometers from Bangkok. There is also another branch route originating from Kaeng Khoi Junction in Saraburi Province passing through Lamnarai in Lopburi Province, Chaturat in Chaiyaphum Province, before joining the mainline heading towards Nong Khai at Bua Yai Junction in Nakhon Ratchasima Province.

SOUTHERN LINE

The Southern Line begins in Bangkok and heads west towards Nakhon Pathom before splitting into 3 different routes. One route heads west towards Kanchanaburi Province (km 210) while another heads north towards Suphan Buri (km 157). The Southern Line itself continues southbound through Ratchaburi, Phetchaburi, Hua Hin, Prachuap Khiri Khan Province, Chumphon, to Surat Thani 678 kilometers away. From Surat Thani, there is a westerly branch towards Khiri Ratnikhom while the main line continues south to Thung Song Junction in Nakhon Si Thammarat Province where another branch reaches Kantang in Trang Province. The main line from Nakhon Sri Thammarat continues through Phatthalung before reaching Hatyai Junction in Songkhla Province. From here, the line branches to connect with the Malaysian railway at Padang Besar and Sungai Golok passing through Yala Province in the process.

EASTERN LINE

The Eastern Line begins at Bangkok before heading through Chacheongsao, Prachinburi to terminate at Aranyaprathet station in Sa Kaew Province 255 kilometers later. There is an unused rail link to Cambodia from Aranyaprathet. A branch line also connects Khlong 19 to the Northeastern Line at Kaeng Khoi Junction. At Chacheongsao station, there is another branch to Sattahip from which there is also another branch to Sriracha Junction 139 kilometers from Bangkok. From Sriracha Junction, there is yet another branch towards Laem Chabang deep sea port and Mapthaphut.