SRT governor Nirut Maneephan said the move was in line with the easing of Covid-19 containment measures by the Centre for Covid-19 Situation Administration.
He added that the SRT had adjusted terminal stations on some train routes.
Northern line: Service starts on February 1
No. 207/208 Bangkok-Nakhon Sawan-Bangkok (changed to Ayutthaya-Nakhon Sawan-Ayutthaya)
No. 303 Bangkok-Lopburi (changed to Ayutthaya-Lopburi)
No. 318 Lopburi-Bangkok (changed to Ayutthaya-Bangkok)
No. 401/402 Lopburi-Phitsanulok-Lopburi
No. 339 Bangkok-Kaeng Khoi (changed to Bangkok-Ayutthaya)
No. 210 Ban Takhli-Bangkok (changed to Lopburi-Ayutthaya)
Northeastern line: Service began on January 28
No. 419/420 Nakhon Ratchasima-Ubon Ratchathani-Lam Chi
No. 423/424 Lam Chi-Samrong Thap-Nakhon Ratchasima
No. 427/428 Nakhon Ratchasima-Ubon Ratchathani-Nakhon Ratchasima
Northeastern line: Service starts on February 1
No. 433/434 Kaeng Khoi Junction-Bua Yai Junction-Kaeng Khoi Junction
Southern Line: Service starts on February 1
No. 485/486 Nong Pladuk Junction-Nam Tok-Nong Pladuk Junction (changed to Kanchanaburi-Nam Tok-Kanchanaburi)
No. 489/490 Surat Thani-Khiri Rat Nikhom-Surat Thani
Eastern line: Service starts on February 1
No. 277/278 Bangkok-Kabinburi-Bangkok
No. 279/280 Bangkok-Ban Khlong Luk Border-Bangkok (changed to Bangkok-Aranyaprathet-Bangkok)
Nirut said the SRT had implemented measures to prevent the spread of Covid-19, such as setting up Covid-19 screening and hand sanitising checkpoints, while passengers are required to wear mask and check-in via ThaiChana smartphone app.
For more information, contact SRT call centre: 1690, or visit @pr.railway Facebook page.