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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 (187,261)
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Shopper Testimonials
“Have never been disappointed. Always find just the right card. Great service.”
Sharon - Aug 25th, 2025
“Loved the cards...always use your services for the most perfect and personalization of a card... always captures my feelings and heart felt thoughts!!”
Dina - Aug 26th, 2025
Cards per Page:
Cards: 4,631 Pages: 155
Most Popular Newest Show adult cards
Happy Birthday, Sis! - Humorous card
Sister Happy Birthday, Pink Flowers card
For Sister 69th Birthday White Flowers card
Happy 65th Birthday for a Sister, Rudbeckia flower…
Add a picture,Sister age 80, with pink rose and je…
Happy Birthday to my lovely sister Cute Cat floati…
Sister 65th Birthday Traditional card
Best Sister Ever 50th Birthday Typography in Pink …
Birthday, Sister, Daffodils in Blue & White Vintag…
Birthday, Sister, Window Box With Colorful Flowers…
Happy Birthday to Our Sister Party Cake card
Happy Birthday, Sister, Vintage card
Sister 60th Birthday - Cute Bunnies and Balloon ca…
Happy Birthday to a dear Sister, orange lily cente…
Sister Birthday Girl Holding Balloons Walking in F…
Happy Birthday to Sister from Sister Humorous Word…
Teddy Bear, Cupcake, Birthday for Sister, Customiz…
To a Very Special Sister, Happy Birthday! Bold Pin…
Happy 65th Birthday Sister Garden Flowers card
Happy Birthday, May Birthday for Sister card
Happy Summertime Birthday to Sister- Bees and Hone…
Sister Humorous Birthday Card - Dog with Headphone…
Pansy photo card for sister’s birthday card
To my sister,birthday blessings,christian birthday…
Happy Birthday Sister Lavender Flowers Honey Bees …
Happy Birthday, Sister, Humor, Balloons,Catfucius,…
55th Happy Birthday Sister, Magnolia Blossom card
For Sister on Birthday Watercolor Pink Rose Illust…
Happy Birthday, Sister, Two gulls card
81st Birthday, Sister, Pink Rose card
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