Large Letter Postal Boxes

All of our large letter postal boxes are sturdy boxes that are designed to provide reliable protection for your parcels during transit. View our range of durable high quality Royal Mail large letter cardboard boxes. All our postal & parcel boxes are suited to meet the Royal Mail's Large Letter PiP size. Max. Size: 353mm x 250mm x 25mm. All in stock ready for same day dispatch.

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Brown PiP Large Letter Postal Box - 240mm x 210mm x 19mm
Brown PiP Large Letter Postal Box - 240mm x 210mm x 19mm
Brown PiP Large Letter Postal Box - 240mm x 210mm x 19mm

Brown PiP Large Letter Postal Box - 240mm x 210mm x 19mm

Price
From £11.21
Custom Full Colour Printed White PiP Large Letter Postal Box - 344mm x 235mm x 20mm
Custom Full Colour Printed White PiP Large Letter Postal Box - 344mm x 235mm x 20mm
Custom Full Colour Printed White PiP Large Letter Postal Box - 344mm x 235mm x 20mm

Custom Full Colour Printed White PiP Large Letter Postal Box - 344mm x 235mm x 20mm

Price
From £30.00
Brown PiP Large Letter Postal Box - 220mm x 190mm x 19mm
Brown PiP Large Letter Postal Box - 220mm x 190mm x 19mm
Brown PiP Large Letter Postal Box - 220mm x 190mm x 19mm

Brown PiP Large Letter Postal Box - 220mm x 190mm x 19mm

Price
From £10.99
Brown PiP Large Letter Postal Box - 147mm x 138mm x 20mm
Brown PiP Large Letter Postal Box - 147mm x 138mm x 20mm
Brown PiP Large Letter Postal Box - 147mm x 138mm x 20mm

Brown PiP Large Letter Postal Box - 147mm x 138mm x 20mm

Price
From £12.60
Custom Full Colour Printed White PiP Large Letter Postal Box - 220mm x 190mm x 20mm
Custom Full Colour Printed White PiP Large Letter Postal Box - 220mm x 190mm x 20mm
Custom Full Colour Printed White PiP Large Letter Postal Box - 220mm x 190mm x 20mm

Custom Full Colour Printed White PiP Large Letter Postal Box - 220mm x 190mm x 20mm

Price
From £24.00
Brown PiP Large Letter Postal Box - 240mm x 156mm x 17mm
Brown PiP Large Letter Postal Box - 240mm x 156mm x 17mm

Brown PiP Large Letter Postal Box - 240mm x 156mm x 17mm

Price
From £13.99
Custom Full Colour Printed White PiP Large Letter Postal Box - 175mm x 165mm x 22mm
Custom Full Colour Printed White PiP Large Letter Postal Box - 175mm x 165mm x 22mm
Custom Full Colour Printed White PiP Large Letter Postal Box - 175mm x 165mm x 22mm

Custom Full Colour Printed White PiP Large Letter Postal Box - 175mm x 165mm x 22mm

Price
From £18.00
Custom Full Colour Printed Brown PiP Large Letter Postal Box - 220mm x 190mm x 19mm
Personalised & Custom Full Colour Printed Brown PiP Large Letter Postal Box - 220mm x 190mm x 19mm
Personalised & Custom Full Colour Printed Brown PiP Large Letter Postal Box - 220mm x 190mm x 19mm

Custom Full Colour Printed Brown PiP Large Letter Postal Box - 220mm x 190mm x 19mm

Price
From £18.00
White PiP Large Letter Postal Box - 147mm x 138mm x 20mm
White PiP Large Letter Postal Box - 147mm x 138mm x 20mm
White PiP Large Letter Postal Box - 147mm x 138mm x 20mm

White PiP Large Letter Postal Box - 147mm x 138mm x 20mm

Price
From £14.21
White PiP Large Letter Postal Box - 220mm x 190mm x 20mm
White PiP Large Letter Postal Box - 220mm x 190mm x 20mm

White PiP Large Letter Postal Box - 220mm x 190mm x 20mm

Price
From £9.84
Custom Full Colour Printed White PiP Large Letter Postal Box - 147mm x 138mm x 20mm
Custom Full Colour Printed White PiP Large Letter Postal Box - 147mm x 138mm x 20mm
Custom Full Colour Printed White PiP Large Letter Postal Box - 147mm x 138mm x 20mm

Custom Full Colour Printed White PiP Large Letter Postal Box - 147mm x 138mm x 20mm

Price
From £30.00
Custom Full Colour Printed Brown PiP Large Letter Postal Box - 147mm x 138mm x 20mm
Custom Full Colour Printed Brown PiP Large Letter Postal Box - 147mm x 138mm x 20mm
Custom Full Colour Printed Brown PiP Large Letter Postal Box - 147mm x 138mm x 20mm

Custom Full Colour Printed Brown PiP Large Letter Postal Box - 147mm x 138mm x 20mm

Price
From £24.00
Custom Full Colour Printed Brown PiP Large Letter Postal Box - 223mm x 138mm x 20mm
Personalised & Custom Full Colour Printed Brown PiP Large Letter Postal Box - 223mm x 138mm x 20mm
Personalised & Custom Full Colour Printed Brown PiP Large Letter Postal Box - 223mm x 138mm x 20mm

Custom Full Colour Printed Brown PiP Large Letter Postal Box - 223mm x 138mm x 20mm

Price
From £30.00
Custom Full Colour Printed Brown PiP Large Letter Postal Box - 240mm x 156mm x 17mm
Custom Full Colour Printed Brown PiP Large Letter Postal Box - 240mm x 156mm x 17mm
Custom Full Colour Printed Brown PiP Large Letter Postal Box - 240mm x 156mm x 17mm

Custom Full Colour Printed Brown PiP Large Letter Postal Box - 240mm x 156mm x 17mm

Price
From £30.00
Custom Full Colour Printed Brown PiP Large Letter Postal Box - 265mm x 220mm x 23mm
Custom Full Colour Printed Brown PiP Large Letter Postal Box - 265mm x 220mm x 23mm
Custom Full Colour Printed Brown PiP Large Letter Postal Box - 265mm x 220mm x 23mm

Custom Full Colour Printed Brown PiP Large Letter Postal Box - 265mm x 220mm x 23mm

Price
From £24.00
Brown PiP Large Letter Postal Box - 430mm x 219mm x 23mm
Brown PiP Large Letter Postal Box - 430mm x 219mm x 23mm
Brown PiP Large Letter Postal Box - 430mm x 219mm x 23mm

Brown PiP Large Letter Postal Box - 430mm x 219mm x 23mm

Price
From £7.04
White PiP Large Letter Postal Box - 430mm x 219mm x 23mm
White PiP Large Letter Postal Box - 430mm x 219mm x 23mm
White PiP Large Letter Postal Box - 430mm x 219mm x 23mm

White PiP Large Letter Postal Box - 430mm x 219mm x 23mm

Price
From £7.83
Brown PiP Large Letter Postal Box - 330mm x 220mm x 23mm
Brown PiP Large Letter Postal Box - 330mm x 220mm x 23mm
Brown PiP Large Letter Postal Box - 330mm x 220mm x 23mm

Brown PiP Large Letter Postal Box - 330mm x 220mm x 23mm

Price
From £6.26
White PiP Large Letter Postal Box - 330mm x 220mm x 23mm
White PiP Large Letter Postal Box - 330mm x 220mm x 23mm
White PiP Large Letter Postal Box - 330mm x 220mm x 23mm

White PiP Large Letter Postal Box - 330mm x 220mm x 23mm

Price
From £7.04
Brown PiP Large Letter Postal Box - 265mm x 220mm x 23mm
Brown PiP Large Letter Postal Box - 265mm x 220mm x 23mm
Brown PiP Large Letter Postal Box - 265mm x 220mm x 23mm

Brown PiP Large Letter Postal Box - 265mm x 220mm x 23mm

Price
From £4.70
White PiP Large Letter Postal Box - 265mm x 220mm x 23mm
White PiP Large Letter Postal Box - 265mm x 220mm x 23mm
White PiP Large Letter Postal Box - 265mm x 220mm x 23mm

White PiP Large Letter Postal Box - 265mm x 220mm x 23mm

Price
From £6.26
Brown PiP Large Letter Postal Box - 175mm x 165mm x 22mm
Brown PiP Large Letter Postal Box - 175mm x 165mm x 22mm
Brown PiP Large Letter Postal Box - 175mm x 165mm x 22mm

Brown PiP Large Letter Postal Box - 175mm x 165mm x 22mm

Price
From £4.18
White PiP Large Letter Postal Box - 175mm x 165mm x 22mm
White PiP Large Letter Postal Box - 175mm x 165mm x 22mm
White PiP Large Letter Postal Box - 175mm x 165mm x 22mm

White PiP Large Letter Postal Box - 175mm x 165mm x 22mm

Price
From £4.44
Custom Full Colour Printed Brown PiP Large Letter Postal Box - 225mm x 160mm x 19mm
Custom Full Colour Printed Brown PiP Large Letter Postal Box - 225mm x 160mm x 19mm

Custom Full Colour Printed Brown PiP Large Letter Postal Box - 225mm x 160mm x 19mm

Price
From £18.00