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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
“Cards I ordered were top quality and very well priced.”
Carla - Aug 26th, 2025
“Love all the cards, so personal and unique for all occasions”
Christine - Aug 23rd, 2025
Cards per Page:
Cards: 4,631 Pages: 155
Most Popular Newest Show adult cards
Young Flapper 1920s Girl Roaring Good Time Birthda…
For Sister on Birthday Watercolor Yellow Daffodils…
Happy Birthday From Your Way Younger Sister With C…
Happy Birthday Sister Typography Pastel Diagonal S…
Happy Birthday card for Sister. Floral Pattern and…
Ice cream Sundae Birthday card for sister. Can cus…
64th Happy Birthday Sister, Magnolia Blossom card
Sister, Happy Birthday, Champagne, Sparkle-Effect …
For Sister on Birthday Ballerina with Pink Dress I…
Cute Sister Birthday Card With Cartoon Cat Wearing…
Happy 67th Birthday, Sister, Monarch Butterfly car…
Sister Birthday Flower Basket card
Happy Birthday for sister, Smiling Face card
75th birthday for sister, with a stitched flower c…
Happy Birthday Again, Little Sister, Hawaii Ocean …
Birthday Heart of Flowers for a Sweet Sister on he…
Birthday For my Big Sister Who Gives The Best in L…
Sister’s Birthday, Rag Doll and Teddy Bear Hugging…
21st Birthday for Sister Trendy Bling Turquoise Dr…
Sister’s 100th Birthday Vintage Rose Garden card
Humorous Big Sister Birthday Card Hit Every Decade…
Birthday, Sister, Feminine Purple Swirls, Flowers …
Sister, Birthday Celebration Dogs, Lots of dogs ca…
Sister Birthday with Violet Pansy Flowers card
Birthday Sister Hummingbird Flowers Kaleidoscope C…
50th Birthday for sister with lily of the valley b…
Sister’s birthday photo card with zigzag pattern c…
Happy Birthday Sister - White & Purple Flowers car…
Happy 78th Birthday or a Stunning Sister, Purple A…
Morning Lilac Happy Birthday Sister card
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