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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
“Excellent service and product! Fast delivery and very pleased with the card!”
Paul - Aug 27th, 2025
“Have never been disappointed. Always find just the right card. Great service.”
Sharon - Aug 25th, 2025
Cards per Page:
Cards: 4,631 Pages: 155
Most Popular Newest Show adult cards
Birthday to Sister Humor with Two Cute Ducks Playi…
19th Birthday, Sister, Pink Rose card
Birthday to Sister, beautiful ultra purple and whi…
For Sister Custom Age Birthday Cake with Strawberr…
Best Sister in the World Birthday card
Happy birthday, sister, labrador, card
Sister Birthday Blue and Cream Birds and Blossoms …
2nd Birthday Little Sister Unicorn Sitting On Rain…
Happy Sister’s Day! For Twin Sister, Red Flowers i…
Happy Birthday Sis card
Happy Birthday Sister card
Happy Birthday Little Sister, Peach rose Gingham c…
Happy Birthday Sister Roses card
Happy Birthday,For Sister, cat, cake and candles, …
Little Alligator Girl-Birthday Sister card
Happy Birthday for Little Sister Red Head and Spro…
Sister Birthday Best in the Universe card
93rd Birthday for Sister, Pearls and Petals card
Sister Birthday Flowers and Butterflies card
30th birthday for sister, pearls and petals card
44th birthday for sister, pearls and petals card
For a Sister, a Spa Like,Tranquil, Blue Birthday c…
48th birthday for sister, pearls and petals card
49th birthday for sister, pearls and petals card
Sister Guitar Player Birthday Plectrum Tucked into…
Sister, Wordsearch birthday card
57th birthday for sister, pearls and petals card
Sister Birthday Giant Ice Cream card
Sister’s Birthday-old rag doll with daisy bouquet …
Happy Birthday Sister Pink Gray White Whimsical Fl…
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