Letter dimensions
All mail is sent by priority service. You benefit from the best deadlines.
Standard letters
Rectangular mail must meet the following criteria:
- maximum weight: 50g
- dimensions L: 140-235mm, H: 90-162mm (tolerance 2mm)
- length L ≥ width H multiplied by 1.4.
- maximum thickness: 5 mm
Non-standard letters
Rectangular mail which does not meet the criteria for standard letters and meets the following criteria:
- maximum weight: 500g
- dimensions L: ≤ 340mm, H: ≤ 250mm (tolerance 2mm)
- maximum thickness: 20 mm
Maxi letters
They are:
- non-rectangular objects or exceed the dimensions of non-standard letters from 0 to 500g.
- all mail from 500g to 2kg.
- only books and brochures in international service from 2kg to 5kg.
Maximum dimensions of the mail: L + H + P ≤ 900mm and L ≤ 600 mm
Sendings in tubes are considered as maxi letters.
Maximum dimensions: L + 2D ≤ 1040mm and L ≤ 900 mm
Downloads
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Brochure Business Post
PDF - 1363 Kb
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Postal services price list
PDF - 376 Kb
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Liste des prix réduits
PDF - 38 Kb
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xml description postal codes file
PDF - 55 Kb
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Postcodes CSV file
FILE - 434 Kb
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Postcodes XML file
FILE - 3837 Kb
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Unex Study results
PDF - 554 Kb
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Postenveloppe Brochure
PDF - 2565 Kb
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List of postcodes
PDF - 984 Kb
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Franking machine authorisation
DOC - 58 Kb

