From Wikipedia, the free encyclopedia

ISO paper sizes (plus rounded inch values)

Format	A series		B series		C series
Size	mm x mm	in x in	mm x mm	in x in	mm x mm	in x in
0	841 x 1189	33.1 x 46.8	1000 x 1414	39.4 x 55.7	917 x 1297	36.1 x 51.1
1	594 x 841	23.4 x 33.1	707 x 1000	27.8 x 39.4	648 x 917	25.5 x 36.1
2	420 x 594	16.5 x 23.4	500 x 707	19.7 x 27.8	458 x 648	18.0 x 25.5
3	297 x 420	11.7 x 16.5	353 x 500	13.9 x 19.7	324 x 458	12.8 x 18.0
4	210 x 297	8.3 x 11.7	250 x 353	9.8 x 13.9	228 x 324	9.0 x 12.8
5	148 x 210	5.8 x 8.3	176 x 250	6.9 x 9.8	162 x 229	6.4 x 9.0
6	105 x 148	4.1 x 5.8	125 x 176	4.9 x 6.9	114 x 162	4.5 x 6.4
7	74 x 105	2.9 x 4.1	88 x 125	3.5 x 4.9	81 x 114.9	3.2 x 4.5
8	52 x 74	2.0 x 2.9	62 x 88	2.4 x 3.5	57 x 81	2.2 x 3.2
9	37 x 52	1.5 x 2.0	44 x 62	1.7 x 2.4	40 x 57	1.6 x 2.2
10	26 x 37	1.0 x 1.5	31 x 44	1.2 x 1.7	28 x 40	1.1 x 1.6