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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
“Have never been disappointed. Always find just the right card. Great service.”
Sharon - Aug 25th, 2025
“Great choice of cards together with speedy and efficient service. Highly recommend.”
Keith - Aug 26th, 2025
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Cards per Page:
Cards: 4,631 Pages: 155
Most Popular Newest Show adult cards
Happy Birthday, Sis! A Splash of Flowers card
Golden Butterflies, Birthday card
Happy birthday to my Sister, roses card
Sister 21st Birthday with Crown and Gold Look Dots…
Sister’s Birthday with Pink June Roses and Blue Bo…
Birthday, sister, bench & flowers card
Sister’s birthday, black & red flowers in black op…
Sister Birthday Craft Look card
Happy Birthday Big Sister Kendra Younger Boy with …
Birthday for Diva Sister-Pink Zebra Stripes card
Happy Birthday ,For Big Sister, rabbit and cake. F…
Happy Birthday- Sister card
Happy 39th Birthday to a Special Sister, Orange fl…
Happy Birthday Little Sister Doodled Flowers & Bee…
Little Sister Birthday Teddy Bear Princess card
Humorous Twin Birthday From Your Better Looking Tw…
Sister 3rd Birthday Pretty Little Girl with Puppy …
Happy 39th Birthday for a Sister, Rudbeckia flower…
Happy Birthday Sister Flowers card
Happy 29th Birthday or a Stunning Sister, Purple A…
Birthday, Sister, Fuchsia Rhododendron Flowers on …
Sister Happy Birthday, Cartoon Bird card
Sister Birthday card
Birthday Heart of Flowers for a Sweet Sister on he…
Funny Sister Birthday If Little Girls Are Made Of …
Happy 29th Birthday to a Special Sister, Orange fl…
Birthday Heart of Flowers for a Sweet Sister on he…
Sister’s Birthday pink roses in brown paper bag ca…
Happy Birthday sister with tulips Sister’s Birthda…
Happy Birthday Sister card
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