Postage Calculator

Classification of Mail by Format

*Find out the Classification of Your Mail

Postage rates for Local Mail (Letters and Packets), Air Mail (Letters and Packets) and Surface Mail (Letters and Packets) is set by reference to the mail format, namely Small Letters, Large Letters and Packets, and weight.

What is Small Letter (P), Large Letter (G) and Packet (E)?Open/collapse

Small Letter (P)

  • Maximum dimensions: 165 mm x 245 mm x 5 mm (thickness)
  • Minimum dimensions: 90 mm x 140 mm
  • Maximum weight: 50 g
  • Weight steps of Small Letter (P) -
    Local Mail and Surface Mail: 2 weight steps: 30 g, 50 g
    Air Mail: 4 weight steps: 20 g, 30 g, 40 g, 50 g
  • For postage rates for Small Letters, please click Local Mail, Air Mail, Surface Mail for details

Large Letter (G)

  • Maximum dimensions: 305 mm x 381 mm x 20 mm (thickness)
  • Minimum dimensions: 90 mm x 140 mm
  • Maximum weight: 500 g
  • Weight steps of Large Letter (G) -
    Local Mail and Surface Mail: 4 weight steps: 50 g, 100 g 250 g, 500 g
    Air Mail: 2 major weight steps: 30 g, 50 g; plus each additional 10 g or part thereof 50 g to the maximum weight limit of 500 g
  • For postage rates for Large Letters, please click Local Mail, Air Mail, Surface Mail for details

Large Letter & Small Letter

Packet (E )

  • Maximum dimensions: length, width and depth combined: 900 mm, but the largest dimension may not exceed 600 mm
  • Minimum dimensions: 90 mm x 140 mm
  • Maximum weight: 2 kg
  • Weight steps of Packet (E) -
    Local Mail and Surface Mail: 5 weight steps: 100 g, 250 g, 500 g, 1 kg , 2kg
    Air Mail: 2 major weight steps: 30 g, 50 g; plus each additional 10 g or part thereof 50 g to the maximum weight limit of 2 kg
  • For postage rates for Packets, please click Local Mail, Air Mail, Surface Mail for details

Roll Form Packet:

  • Maximum dimensions: Length plus twice the diameter: 1040 mm but the largest dimension must not exceed 900 mm
  • Minimum dimensions: Length plus twice the diameter: not less than 170 mm and the largest dimension must not be less than 100 mm
  • Maximum weight: 2 kg

Size and Weight Limits of ParcelOpen/collapse

Local Other Destinations
WeightLimitation<20 kg<10 – 30kg*
SizeMaximum Length: 1.5m (XP)
Girth + Length : 3m (XP)
Length: 1.5m (XP) / 1.05m (P)*
Girth + Length : 3m (XP) / 2m (P)*
Minimum: [Cylindrical] Length plus twice the diameter must not be less than 170 mm and the greatest dimension must not be less than 100 mm
[Non-cylindrical] 90mm x 140mm

*For size and weight limits of individual destinations, please refer to Hongkong Post website: Main Page >> Latest Postal Information