A standard postcard is A6 — 105 × 148 mm, compliant with standard-letter postal tariffs.
Postcard formats
| Format | Size | Character |
|---|---|---|
| A6 | 105 × 148 mm | klasyczna pocztówka |
| DL | 99 × 210 mm | podłużna, format koperty DL |
| A5 | 148 × 210 mm | duża pocztówka / kartka |
| kwadrat 140 × 140 | 140 × 140 mm | nietypowa, wyróżnia się |
Which format to choose?
A6 is the safe classic — fits postcard racks and C6 envelopes. DL (99 × 210 mm) works great as a corporate card, voucher or invitation — it fits the most common DL envelopes. A5 gives more room for graphics.
Postcard artwork
Add 2 mm bleed per side (A6 artwork = 109 × 152 mm). The standard stock is 350 gsm coated board. Get a price in our postcard calculator (from 50 pcs). Designing in Canva? See the Canva guide.