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ISO paper and envelope sizes
International Standard (ISO216) For Paper & Envelope Sizes (all countries except USA/Canada)
Paper
|
Code |
Metric (mm) |
Imperial (in) |
|
A0 |
841 × 1189 |
33.1 × 46.8 |
|
A1 |
594 × 841 |
23.4 × 33.1 |
|
A2 |
420 × 594 |
16.5 × 23.4 |
|
A3 |
297 × 420 |
11.7 × 16.5 |
|
A4 |
210 × 297 |
8.3 × 11.7 |
|
A5 |
148 × 210 |
5.8 × 8.3 |
|
A6 |
105 × 148 |
4.1 × 5.8 |
|
A7 |
74 × 105 |
2.9 × 4.1 |
|
A8 |
52 × 74 |
2.0 × 2.9 |
|
A9 |
37 × 52 |
1.5 × 2.0 |
|
A10 |
26 × 37 |
1.0 × 1.5 |
Envelopes
|
Code |
Metric (mm) |
Imperial (in) |
Fits |
|
C7/C6 |
81 x 162 |
4.5 × 6.4 |
A5 1/3 folded |
|
C6 |
114 x 162 |
4.5 × 6.4 |
A6, A5 1/2 Folded |
|
DL |
110 x 220 |
4.3 x 8.7 |
A4 1/3 folded |
|
C6/5 |
114 x 229 |
4.5 × 9.0 |
A4 1/3 folded |
|
C5 |
162 x 229 |
6.4 × 9.0 |
A5, A4 1/2 folded |
|
C4 |
229 x 324 |
9.0 × 12.8 |
A4 |
|
C3 |
324 x 458 |
12.8 × 18.0 |
A3 |
|
B6 |
125 x 176 |
4.9 × 6.9 |
C6 Envelope |
|
B5 |
176 x 250 |
6.9 × 9.8 |
C5 Envelope |
|
B4 |
250 x 353 |
9.8 × 13.9 |
C4 Envelope |
|
E4 |
280 x 400 |
11 x 15.8 |
B4 Envelope |
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