Common Paper Sizes

Paper

Height x Width (mm)

Used For

A1

841 x 594Posters

A2

594 x 420Posters

A3

420 x 297Flyers and Posters

A4

297 x 210Letters/Flyers/Brochures

A5

210 x 148Cards, postcards

A6

148 x 105Promotional Cards

DL

99 x 210Postcards

Business Card

45 x 90

Common Envelope Sizes

Envelope

Dimensions (mm)

Used For

C3

324 x 458A3 sheet

B4

250 x 353Multiple A4 sheets

C4

229 x 324A4 sheet

B5

176 x 250Multiple A5 sheets

C5

162 x 229A5 sheet

B6

125 x 176Multiple A6 cards

C6

114 x 162A6 card

DL

110 x 220DL or A4 folded in 3

DLX

120 x 235Multiple DL sheets