standard envelope size in cm


Common standard envelope sizes in centimeters include:

- C4: 22.9 x 32.4 cm (fits A4 paper)
- C5: 16.2 x 22.9 cm (fits A5 paper or A4 folded in half)
- C6: 11.4 x 16.2 cm (fits A6 paper or A4 folded into quarters)
- DL: 11.0 x 22.0 cm (common for business letters)
- #10 (US standard): 24.1 x 10.5 cm (for standard letter paper)





standard envelope size in inches


The most common standard envelope size in the United States is the #10 envelope, which measures 4.125 inches by 9.5 inches. Other standard sizes include:

- A2: 4.375 inches by 5.75 inches
- A6: 4.75 inches by 6.5 inches
- A7: 5.25 inches by 7.25 inches
- A9: 5.75 inches by 8.75 inches





a7 envelope size


A7 envelope size is 74 mm x 105 mm.





a1 envelope size


A1 is a paper size in the ISO 216 standard, measuring 594 mm × 841 mm. Envelopes for A1 paper are typically C1 size, which measures 648 mm × 917 mm to accommodate it.





a2 envelope size


The A2 envelope size is typically 4.375 inches by 5.75 inches.





a7 envelopes


A7 envelopes are a standard size in the stationery industry, commonly used for greeting cards, invitations, and small documents. They typically measure 5.25 inches by 7.25 inches (approximately 133 mm by 184 mm) in North America, based on the A series paper sizes. This size is designed to fit A7 paper or cards, which are 5.125 inches by 7 inches (about 130 mm by 178 mm). A7 envelopes are popular for events like weddings and parties due to their compact and elegant fit, and they can be found in various materials, colors, and finishes.





a6 envelope size


The A6 envelope size is typically 114 mm x 162 mm (approximately 4.5 x 6.4 inches).





commercial envelope size


The commercial envelope size, commonly known as the #10 envelope in the United States, typically measures 4.125 inches by 9.5 inches (or 104.78 mm by 240.03 mm). It is the standard for business letters and is widely used for enclosing documents like invoices and correspondence. Other sizes exist, such as #9 (3.875 inches by 8.875 inches), but #10 is the most common for commercial purposes.