A standard greeting card typically measures 5 x 7 inches (A7 size) when folded. This size is popular for birthday cards, thank-you notes, holiday cards, and more. It fits perfectly into an A7 envelope and offers enough space for design and personal messages without feeling oversized.

A greeting card is a folded paper or digital design featuring a message intended to convey emotions or sentiments for occasions like birthdays, holidays, anniversaries, or condolences.

✅ Recyclable greeting cards: • Made of plain paper or cardstock • Printed with non-metallic inks • No glitter, foil, plastic, ribbons, or glued-on decorations You can place these in your regular paper recycling bin. ❌ Not recyclable greeting cards: • Cards with glitter, foil, metallic inks • Cards with plastic windows, buttons, or glued embellishments • Musical cards with batteries or electronic parts These need to be thrown in the trash, or the battery/electronic part should be removed and taken to an e-waste center, if possible.

When mailing a greeting card, the number of stamps you need depends mainly on the card’s size, thickness, and weight. ✉️ Standard Greeting Card Stamp Requirements: • One First-Class Forever Stamp (currently 66¢ in the U.S. as of 2025) • Covers a standard-sized, rectangular card up to 1/4 inch thick and weighing up to 1 ounce • Typical size: 5 x 7 inches or smaller • No extra decorations or bulky elements When You Might Need More Than One Stamp: • If the card is oversized (larger than 6-1/8 inches tall, 11-1/2 inches long, or 1/4 inch thick) • If the card weighs more than 1 ounce (e.g., with extra inserts, photos, or heavy cardstock) • If the card is square-shaped — square envelopes require additional postage How to Check Exact Postage: • Weigh your card and envelope on a kitchen scale • Use the USPS postage price calculator online • Visit the post office for precise postage to avoid delays or return

A typical greeting card weighs between 0.5 and 1 ounce (about 14 to 28 grams), depending on its size, paper quality, and any additional embellishments. Typical Weight Breakdown: • Standard 5 x 7 inch card on cardstock: ~0.6 to 0.9 ounces • Cards with envelopes: usually around 1 ounce total • Heavier cards with multiple layers, inserts, or decorations can weigh more than 1 ounce, which may require additional postage Why Card Weight Matters: • Postal rates are based on weight — cards under 1 ounce usually need only one First-Class Forever Stamp (currently 66¢ in the U.S.) • Cards over 1 ounce require additional postage • Knowing the weight helps avoid mailing delays or return to sender