We have implemented further safe distancing measures at all our Post Offices. From 27 April 2020, postage-paid products, SmartPac and PolyM, will only be available for online purchase at

A postage-paid letterbox delivery with free packaging.

With flat rates, you do not have to worry about postage costs or pasting stamps! 

How SmartPac works


Purchase SmartPac from post office.


Fill in the details of sender & recipient on the SmartPac. Pack items and drop at any SingPost bulk posting box at the post office or street posting box.


Track your SmartPac delivery on or SingPost mobile app.


Postman delivers SmartPac straight to the letterbox.

  Rates Restrictions Delivery
SmartPac Box S$4.70 (with GST)

Up to 3kg
300mm x 190mm x 65mm

2 working days
SmartPac Lite S$3.80 (with GST)

Up to 1kg
330mm x 240mm x 65mm

SmartPac Mini S$3.20 (with GST) Up to 600g
220mm x 150mm x 65mm
SmartPac Box

Up to 3kg
300 x 190 x 65(mm)

(with GST)
SmartPac Lite

Up to 1kg
330 x 240 x 65(mm)

(with GST)

SmartPac Mini

Up to 600g
220 x 150 x 65(mm)

(with GST)



For Fast and Value-for-money delivery options, Speedpost offers a range of courier services to meet your delivery needs.

For more information