Paper and Envelope Size Guide

Use our handy paper size guide to get the right size for your print and direct mail shots.

Paper ‘A’ sizes (general printing and stationery, posters etc.)
AO 841 x 1189 (all sizes are in millimetres)
A1 594 x 841
A2 420 x 594
A3 297 x 420
A4 210 x 297
A5 148 x 210
A6 105 x 148
A7 74 x 105

Paper ‘B’ sizes (posters, wall charts etc.)

B0 1000 x 1414
B1 707 x 1000
B2 500 x 707
B3 353 x 500
B4 250 x 353
B5 176 x 250
B6 125 x 176

Paper RA & SRA sizes (RA allows for trimming after printing; SRA is slightly larger to allow for bleed or extra trimming)
RA0 860 x 1220
RA1 610 x 860
RA2 430 x 610
SRA0 900 x 1280
SRA1 640 x 900
SRA2 450 x 640

Envelopes (for envelopes and folders to take ‘A’ series – e.g. C4 for A4)
C0 917 x 1297
C1 648 x 917
C2 458 x 648
C3 324 x 458
C4 229 x 324
C5 162 x 229
C6 114 x 162
C7 81 x 114
C8 57 x 81
DL 110 x 220
C7/6 81 x 162