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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 (187,174)
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Shopper Testimonials
“Have never been disappointed. Always find just the right card. Great service.”
Sharon - Aug 25th, 2025
“I enjoy all the cards I order and your process is very easy. The recipients love the cards too!”
Laureen - Aug 20th, 2025
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Cards per Page:
Cards: 4,629 Pages: 155
Most Popular Newest Show adult cards
My Sister - Great American - Happy Birthday card
Sister’s 15th Birthday Anime Gamer Girl card
Birthday Heart of Flowers for a Sweet Sister on he…
Happy Birthday - Sister card
Happy 55th Birthday Sister Garden Flowers card
Sister Happy Birthday, Flower with Tan Background …
Hey Sister, its Your 34th Birthday, Sea Shells and…
94th Happy Birthday Sister, Magnolia Blossom card
Birthday Heart of Flowers for a Sweet Sister on he…
Happy 26th Birthday to a Wonderful Little Sister, …
Happy 12th Birthday for a Sister, Rudbeckia flower…
For a Sweet Sister on Her 23rd Birthday, Starfish …
Hey Sister, its Your 99th Birthday, Sea Shells and…
Happy Birthday, Sister, Butterfly on White Yarrow …
Birthday Heart of Flowers for a Sweet Sister on he…
Wish Happy Birthday to Your Soccer Player Sister! …
Hey Sister, its Your 33rd Birthday, Sea Shells and…
92nd Happy Birthday Sister, Magnolia Blossom card
Sister Ooh La La Poodle Paris Birthday card
Sister’s 16th Birthday Anime Gamer Girl card
Happy 14th Birthday for a Sister, Rudbeckia flower…
For a Sweet Sister on Her 22nd Birthday, Starfish …
Little Sister, Happy Birthday, Skipper Butterfly o…
Fun Loving Sister - Celebrate Fun Times Together -…
Hey Sister, its Your 32nd Birthday, Sea Shells and…
Sister’s 17th Birthday Anime Gamer Girl card
Birthday Heart of Flowers for a Sweet Sister on he…
Happy 25th Birthday to a Wonderful Little Sister, …
Happy 15th Birthday for a Sister, Rudbeckia flower…
Hey Sister, its Your 98th Birthday, Sea Shells and…
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