Cost, size and weight

The cost of using British Forces Post Office (BFPO) depends on the size and weight of the letter or parcel you鈥檙e sending.

You might be able to send mail for free using the enduring families free mail service.

If you鈥檙e posting your parcel at a post office, it must weigh less than 20kg.

BFPO cannot deliver post by a certain time or date.

Standard letter

Length: up to 240mm
Width: up to 165mm
Thickness: up to 5mm

Weight range Cost
Up to 100g 拢1.35

Large letter

Length: up to 353mm
Width: up to 250mm
Thickness: up to 25mm

Weight range Cost
Up to 100g 拢2.10
101g to 250g 拢2.90
251g to 750g 拢3.50

Small parcels

Length: up to 450mm
Width: up to 350mm
Thickness: up to 160mm

Weight range Cost
Up to 2kg 拢4.59

If you鈥檙e sending a parcel that鈥檚 a tube shape, double the diameter and add this to the length. The total cannot be more than 1,040mm. The biggest dimension cannot be more than 900mm.

Medium parcels

Length: up to 610mm
Width: up to 460mm
Thickness: up to 460mm

Weight range Cost
Up to 2kg 拢6.69
Up to 10kg 拢8.39
Up to 20kg 拢12.49

Worldwide parcels

You can send parcels to a BFPO address outside of the UK at a Post Office using Royal Mail.

Parcels can be up to 20kg.

Cost depends on the size of the parcel.

Maximum weight Cost
Up to 2kg (small) 拢4.59
Up to 2kg (medium) 拢6.69
Up to 10kg 拢8.39
Up to 20kg 拢12.49

You must make a customs declaration if you鈥檙e sending a parcel with BFPO.

You cannot use ParcelForce to send parcels with BFPO unless you have a business account with them. If you have an account, you can send parcels up to 30kg.

Insuring your post in case of loss or damage

You should always:

  • ask for proof of posting at the Post Office
  • keep proof of how much your item is worth

If your post is lost or damaged you may be able to claim standard compensation up to 拢20.

If your item is worth more than 拢20, you can pay for extra cover at the Post Office using:

  • - this allows you to claim compensation up to 拢50
  • - this allows you claim compensation up to 拢2500聽

You cannot take out Royal Mail Consequential Loss cover when you post something with BFPO.