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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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Shopper Testimonials
“Great cards. Customization made it great!”
Patricia - Aug 22nd, 2025
“Cards I ordered were top quality and very well priced.”
Carla - Aug 26th, 2025
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Cards per Page:
Cards: 4,631 Pages: 155
Most Popular Newest Show adult cards
Happy 99th Birthday to a Special Sister, Orange fl…
Birthday, Sister, Flowers, Bright & Bold in Fuchsi…
Happy 90th Birthday for a Sister, Rudbeckia flower…
Happy Birthday for My Little Sister, Brush Creek w…
Sister Happy Birthday, Yellow Flower with Orange a…
Hand Lettered Birthday Sister Monthly Flower Cake …
Black Pug Waiting for Playtime--Twin Sister Birthd…
Happy 91st Birthday to a Special Sister, Orange fl…
Happy Birthday Sister card
Enchanting Birthday,Sister, Butterflies, Flowers, …
Happy 41st Birthday or a Stunning Sister, Purple A…
For a Sweet Sister on Her 19th Birthday, Starfish …
Happy 36th Birthday or a Stunning Sister, Purple A…
Happy Birthday Little Sister, Rudbeckia flowers ca…
Happy Birthday to a Wonderful Big Sister, Peach ro…
Happy 49th Birthday to a Special Sister, Orange fl…
Happy Birthday Sister card
Birthday to Sister, Pomeranian wearing a party hat…
Hand Lettered Birthday Monthly Flower for Sister J…
Birthday for sister, hearts in soft colors card
Happy Birthday Sister aged 39 card
Birthday, Sister, White Pelican card
29th Birthday, Sister, with Magnolia card
Birthday, Sister, Tropical Waterfall, Flamingos, I…
Happy Birthday to Best Sister card
Sister Birthday Butterflies card
Happy Birthday to My Sister Watercolor Pink Magnol…
Little Sis, Happy Birthday with Hugs and Kisses ca…
Sister Birthday Teddy Bears with Cake Presents and…
Little Sister 4th Birthday Cute Girl with Animal F…
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