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Birthday Cards for Sister

Browse our collection of birthday cards for sisters! What relationship in your life is more special than the one you share with your sister? No matter what stage of life you are both in, whether she is older, younger or even a twin, we have the perfect card to express your heartfelt birthday wishes. Our birthday cards for sisters cover the gamut from sweet and sentimental to funny and sarcastic.

We offer cards for milestone birthdays, pretty cards, sentimental cards, trendy cards, humorous cards and cards that can be customized to say just what you want. You can even add a picture to make your card truly one-of-a-kind. Don't settle for another generic card off the rack, create a personalized card that she'll cherish as a keepsake for years to come! Once you find the perfect birthday card for your sister, we'll print and mail it the next day!
Birthday Cards for Sister

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Birthday (187,265)
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Shopper Testimonials
“Great choice of cards together with speedy and efficient service. Highly recommend.”
Keith - Aug 26th, 2025
“The card arrived promptly and I was very pleased with the results.”
Lisa - Aug 26th, 2025
Cards per Page:
Cards: 4,631 Pages: 155
Most Popular Newest Show adult cards
Add a picture,Sister age 19, with pink rose and je…
Add a picture,Sister age 15, with pink rose and je…
104th birthday for sister, with a stitched flower …
Add a picture,Sister age 14, with pink rose and je…
Happy Birthday Sister, Floral Collage card
Jungle Frame, Happy Birthday wild sister card
Happy Birthday sister card
Happy Birthday, Sister! Garden Oval card
Sister, Happy Birthday to You! Sunny WIshes with G…
For Sister on Birthday Watercolor Pink Roses Flora…
For Sister 21st Birthday with Pretty Floral Patter…
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