Bangkok Southern Bus Terminal is locally called "Sai Tai Mai" (สายใต้ใหม่)
The bus terminal distances are:
1)Pratunam(14km)
2)Khao San Road(10km)
3)Victory Monument(13km)
4)Silom(18km)
5)Sukhumvit(18km)
6)Yaowarat-Chinatown(13km)
7)Don Mueang (30km)
8)Survanabhumi Int'l Airport(42km)
9)Paknam(23km)
The shopping mall beside the terminal is known as SC Plaza and travelers need to go by escalator to the 3rd floor where the ticketing booth of various companies were located.
The SC Plaza has been recently refurbished and hardly can one loiter around to spend an overnight within the vicinity.
The first ticketing counter that you'll see at the first corner is operated by the Thai Transport Company Limited(Call Center Number:1490)
Bus Ticket Online
There were about eight categories of buses from high premium(24 seater) to the low end(55 seater)
Long distance buses in Thailand are very comfortable with their efficient drivers and service orientated bus conductors.Buses were most mostly new and being replaced upon expiry of certain time period of service.
One important note here is you need to carry along a neck rest as the ergonmics of the bus seat support more for the head.
VIP.-1st: class- 24 seats.with reclination 135 degrees.
Food and soft drink included.
VIP.-1st class lower+upper floor 32 seats 135 degrees.reclination.
Food and drink included,
Aircond 1st class 32 seats.125 degrees.
reclination
Food and drink included.
Aircond 1st class 40 seats. reclination 125 degrees
Food and drink included.
Aircond upper +lower floor 40 seats. reclination 125 degrees.
Air-conditioned first floor (second floor): 50 seats. reclineation 125 degrees.
.
Aircond , 55 seats.reclineation 125 degrees.
Air, 2nd. class 46 seats. and 32 seats. with reclineation 125 degrees..