SBS Transit Bus Service 123M

SBS Transit Bus Service 123M is a residential trunk route from HarbourFront Bus Interchange and looping at Tiong Bahru Rd, passing through Lower Delta Road. It is route variant of Service 123.

• Bus Service 123M towards both Tiong Bahru Rd and HarbourFront duplicates along Bukit Purmei Ave. Check the bus destination before boarding.
  – Buses displaying the Red 123M Plate head towards Tiong Bahru Rd
  – Buses displaying the White 123M Plate head towards HarbourFront

Route Overview
Route	HarbourFront Bus Interchange ↺ Tiong Bahru Road (Loop)
Passes Through	Telok Blangah Rd, Lower Delta Rd, Bt Purmei Ave
Route Length	10.6 km
Travelling Time	38 – 58 mins
Operator Information
BCM Route Package	Bukit Merah Bus Package
Current Operator	SBS Transit Ltd
Current Depot	Ulu Pandan Bus Depot (UPDEP)
Current Fleet	Single-deck buses
Operating Hours
Departure Times from HarbourFront	Weekdays & Saturdays								Sundays / Public Holidays
	05:50 – 00:05								06:05 – 00:05
Operating Frequency
Loop Service	6:30am–8.30am			8.31am–4.59pm			5.00pm–7.00pm			After 7.00pm
Mondays – Thursdays	10 – 15 mins			11 – 15 mins			10 – 14 mins			14 – 17 mins
Fridays	10 – 11 mins			11 – 15 mins			10 – 11 mins			14 mins
Saturdays	13 – 15 mins			14 – 15 mins			14 – 15 mins			13 – 15 mins
Sundays / Public Holidays	14 mins			13 – 15 mins			14 mins			13 – 14 mins
Fare Information
Fare	Charges regular distance fares

Service 123M primarily serves residents along Lower Delta Road and Bukit Purmei Avenue with connections to amenities around Tiong Bahru MRT and HarbourFront MRT/Int. The route operates daily as a supplementary service of Service 123, enhancing bus connections for residents in these areas.

Formerly a weekday evening peak route between Bukit Purmei and Tiong Bahru MRT, the extended route provides better access to commuters heading to Harbourfront MRT station and Tiong Bahru MRT station, as well as gives convenient access to amenities such as Bukit Purmei Hillock Park, HarbourFront Centre, Radin Mas Primary School and VivoCity.

This service calls at several bus stops in Bukit Purmei estate twice in different directions, i.e. towards Tiong Bahru Road and towards HarbourFront. Red and white service plates are used to distinguish the direction of travel in addition to Electronic Display Signages (EDS) on buses. Red plate indicates buses heading for Tiong Bahru Road; white plate indicates buses heading for HarbourFront.

MRT Stations Served:

• NE1CC29 HarbourFront
• EW17 Tiong Bahru

Route Variant:

• Bus Service 123: Bukit Merah Bus Interchange ↔ Beach Station Bus Terminal
  Daily

Gallery (Buses):

Poster Gallery:

Operator History:

• 2008 – Present: SBS Transit Ltd

The Bus Service Operating License (BSOL) for this route will be renewed in 2029 under the Bukit Merah Bus Package.

History:

• 2008 (28 Jan): Renumbered from Short Trip Service 123B as a service between Tiong Bahru Rd (Opp Tiong Bahru Plaza) and Bt Purmei Ave (Loop) during evening peak hours on weekdays
• 2008 (14 Jul): Designated wheelchair-accessible bus service (WAB)
• 2014 (24 Aug): Converted to a full day service, extended to HarbourFront Int and amended to loop at Tiong Bahru Road under LTA’s Bus Service Enhancement Programme (BSEP)
• 2018 (18 Nov): Start of operations under Bukit Merah Bus Package (Tendered Contract)

Past Routings

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