Paper sizes · Series guide
Card sizes
Card Sizes: compare 23 formats in the chart. Switch mm and inches. Check proportions and open the individual sheet-size details.
23 sizes in chartmm & inches
Cards
| Size | Dimensions |
|---|---|
| Index card 3x5 | 76.2 × 127 mm3 × 5 in |
| Index card 4x6 | 101.6 × 152.4 mm4 × 6 in |
| Index card 5x8 | 127 × 203.2 mm5 × 8 in |
| Index card 6x8 | 152.4 × 203.2 mm6 × 8 in |
| Postcard (3.5 × 5 in) | 88.9 × 127 mm3.5 × 5 in |
| Postcard (4.25 × 6 in) | 107.95 × 152.4 mm4.25 × 6 in |
| A2 greeting card | 107.95 × 139.7 mm4.25 × 5.5 in |
| A6 greeting card | 114.3 × 158.75 mm4.5 × 6.25 in |
| A7 greeting card (5x7) | 127 × 177.8 mm5 × 7 in |
| A9 greeting card | 139.7 × 215.9 mm5.5 × 8.5 in |
| Business card (North America) | 88.9 × 50.8 mm3.5 × 2 in |
| Business card (Western Europe) | 85 × 55 mm3.3465 × 2.1654 in |
| Business card (ISO/IEC 7810 ID-1 based) | 86 × 54 mm3.3858 × 2.126 in |
| Business card (Japan) | 91 × 55 mm3.5827 × 2.1654 in |
| Business card (East Asia) | 90 × 54 mm3.5433 × 2.126 in |
| Credit card (ISO/IEC 7810 ID-1) | 85.6 × 53.98 mm3.3701 × 2.1252 in |
| Poker playing cardCommon size; check your supplier. | 63.5 × 88.9 mm2.5 × 3.5 in |
| Bridge playing cardCommon size; check your supplier. | 57.15 × 88.9 mm2.25 × 3.5 in |
| Trading cardCommon size; check your supplier. | 63.5 × 88.9 mm2.5 × 3.5 in |
| BookmarkCommon size; check your supplier. | 50.8 × 152.4 mm2 × 6 in |
| InvitationCommon size; check your supplier. | 127 × 177.8 mm5 × 7 in |
| Place card (folded)Common size; check your supplier. | 50.8 × 88.9 mm2 × 3.5 in |
| RSVP cardCommon size; check your supplier. | 88.9 × 127 mm3.5 × 5 in |
Invitations, place cards and replies
A 5 × 7 inch invitation fits a US A7 envelope. The place-card measurement is its folded face; a 3.5 × 4 inch blank folds to 3.5 × 2 inches. RSVP cards vary; the chart gives one common 3.5 × 5 inch format.
Use your paper for origami
Start with thin, uncoated paper. The short edge sets the largest square you can cut. Fold a corner across and trim the spare strip, then try the beginner origami dog.