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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
“Well produced cards. Personalized in a very nice style. Very reasonably priced and delivered in supportive appropriate packaging. ..and arrived much faster than I expected.”
Kathleen - Aug 24th, 2025
“Received these two sets of cards for Christmas. One is for clients and personalized, the other for family. Received in a timely and professional manner. Will use them over and over.”
Grace - Aug 22nd, 2025
Cards per Page:
Cards: 4,631 Pages: 155
Most Popular Newest Show adult cards
To my sister happy birthday magnolia tulip tree ca…
Happy Birthday Sister Goldfish Party Hat Flaunt it…
Birthday, Sis, Flower Heart card
16th Birthday for Sister Trendy Bling Turquoise Dr…
Birthday Card for Sister - Cute Bunny and Balloon …
Sister Birthday Hydrangeas and Butterfly card
Sister Birthday, Butterfly and Flowers card
Sister 54th Birthday White Flowers card
Happy Birthday Sister Rustic Cabin Tiny House Tree…
Beautiful Little Sister, Happy Birthday! Colorful …
Sister Religious Birthday to Watercolor Butterflie…
Sister Soccer Ball Futbol Sports Balloon Birthday …
Sister Birthday From A Sister I Wanted A Puppy Ins…
Sister Happy Birthday Lettering card
For Sister on Birthday Rydal Mount Garden England …
Happy Birthday Sister ~ Cherry Blossoms card
Birthday For a Sister Who Gives The Best in Life, …
Happy Birthday for a Little Sister, Yellow-Orange …
Sister 17th Birthday Polka dots card
Happy Birthday Sister, Pink Flower on White Backgr…
Birthday Daylily Sister card
Big Sister, Happy Birthday!, Bar of Gold, Humor ca…
86th Birthday for Sister, Pearls and Petals card
Sister Birthday Crochet Flowers card
Lovely Rose for My Sister Birthday Card
Happy Birthday Twin Sister Pretty Gerber Daisy Pai…
Happy Birthday Twin Sister Flowers & Animals Water…
Sister Birthday Bees Cake Whimsical card
Happy Birthday Sister December Holly Coffee card
Birthday Greetings for Sister- Sharedy Cats?!-Cats…
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