Our users regularly ask what the correct sizes are for the various documents – so here is a complete list:

A Series (mm)
A0: 841 x 1189
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
A8: 52 x 74
A9: 37 x 52
A10: 26 x 37