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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
“Great choice of cards together with speedy and efficient service. Highly recommend.”
Keith - Aug 26th, 2025
“Loved the cards...always use your services for the most perfect and personalization of a card... always captures my feelings and heart felt thoughts!!”
Dina - Aug 26th, 2025
Cards per Page:
Cards: 4,631 Pages: 155
Most Popular Newest Show adult cards
Happy 101st Birthday, Sister, Monarch Butterfly ca…
3rd Birthday for Sister, Colored Balloons in Blue …
Sexy Pin Up Birthday for Sister card
Happy 59th Birthday for a Sister, Rudbeckia flower…
4th Birthday for Sister, Colored Balloons in Blue …
28th Birthday for a Special Sister, Magnolia Bloss…
Happy 96th Birthday for a Sister, Rudbeckia flower…
Sister Happy Birthday! Floral Swirl Motif, Lovely …
27th Birthday for a Special Sister, Magnolia Bloss…
Happy 31st Birthday for a Sister, Rudbeckia flower…
Happy 97th Birthday for a Sister, Rudbeckia flower…
Happy 99th Birthday, Sister, Monarch Butterfly car…
Sister Happy Birthday, Pink Dahlia card
Happy 32nd Birthday for a Sister, Rudbeckia flower…
6th Birthday for Sister, Colored Balloons in Blue …
Sister’s 1st Birthday Rainbow Unicorn card
Happy 33rd Birthday for a Sister, Rudbeckia flower…
Hey Sister, its Your 17th Birthday, Sea Shells and…
Happy Birthday Sister Shiny Flowers card
Sister’s 2nd Birthday Rainbow Unicorn card
Happy 98th Birthday for a Sister, Rudbeckia flower…
Sister’s 1st Birthday Cute Girl Hugging Teddy Artw…
Happy Birthday Sister Cute and Colorful Zebra Artw…
Birthday to Sister, Raccoons playing tennis with t…
7th Birthday for Sister, Colored Balloons in Blue …
Sister’s 3rd Birthday Rainbow Unicorn card
Happy 34th Birthday for a Sister, Rudbeckia flower…
Happy 99th Birthday for a Sister, Rudbeckia flower…
Happy Birthday Sister Cute Girl Hugging Teddy Artw…
Happy 98th Birthday, Sister, Monarch Butterfly car…
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