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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 cards. Customization made it great!”
Patricia - Aug 22nd, 2025
“Great cards, quick delivery!”
Virginia - Aug 24th, 2025
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Cards per Page:
Cards: 4,631 Pages: 155
Most Popular Newest Show adult cards
Birthday,Sister, Fresh Country Garden Flowers, Aqu…
For Sister 16th Birthday with Primrose Flowers and…
Happy 46th Birthday to a Wonderful Little Sister, …
Sister, 44th, Happy Birthday, Mason Jar, Flowers, …
Happy 45th Birthday to a Wonderful Little Sister, …
Birthday for Big Sister, Pictured Rocks Park, Mich…
Sister Happy Birthday, Yellow Lily card
Little Sister Purr-fect Birthday Cat with Hat and …
Sister 58th Birthday Pink Teacup with Lily of the …
Sister 59th Birthday Pink Teacup with Lily of the …
Birthday, Sister, Black and White Layers of Differ…
50th Birthday to Sister, Hot Dog with cute face, g…
Birthday Heart of Flowers for a Sweet Sister on he…
30th Birthday to Sister, Pomeranian smiling wearin…
Sisters Birthday Card - Fairy Princess card
Sister, 54th, Happy Birthday, Mason Jar, Flowers, …
Birthday Wishes for a Big Sister, Purple Iris on P…
Happy 82nd Birthday, Sister, Monarch Butterfly car…
Happy 60th Birthday Sister Cherry Blossom Tree Spa…
Happy 50th Birthday Sister with Typewriter, Chicka…
Happy 30th Birthday to a Special Sister, Orange fl…
Happy 84th Birthday for a Sister, Rudbeckia flower…
Happy 58th Birthday Sister with Typewriter, Chicka…
Sister Birthday Card - Humorous, Dog Sticking out …
Funny 80th Birthday for Sister Cat and Dog and Bir…
Sister Birthday - Cardinal card
Twin Sister’s Birthday with Fairy Princess card
Happy Birthday Amazing Awesome Sister Watercolor F…
Sister Happy Birthday Party Parrots card
Sister, 20th, Happy Birthday, Mason Jar, Flowers, …
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