Orthographic Drawing Reference | Common Paper Sizes



ANSI Series Paper Sizes (North America)

SizeInchesmillimeters
ANSI A8.5 11216 279
ANSI B11 17279 432
ANSI C17 22432 559
ANSI D22 34559 864
ANSI E34 44864 1118

ISO 216 A-Series Paper Sizes (International)

SizeInchesmillimeters
A033.1 46.8841 1189
A123.4 33.1594 841
A216.5 23.4420 594
A311.7 16.5297 420
A48.3 11.7210 297

Architectural "ARCH" Series Paper Size (North America)

SizeInchesmillimeters
ARCH A9 x 12229 305
ARCH B12 x 18305 457
ARCH C18 x 24457 610
ARCH D24 x 36610 914
ARCH E36 x 48914 1219

Common Paper Sizes (North America)

SizeInchesmillimeters
Letter8.5 11216 279
Legal8.5 14216 356
Tabloid11 17279 432
Ledger17 11432 279