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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 (188,414)
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Shopper Testimonials
“Always a good selection of cards to choose from and I love how you can personalize them. Having a facility in England is ideal for me to send cards to relatives because the cost of the card plus postage is cheaper than buying a card here in the USA plus paying for postage.”
Elsie Royle - Oct 3rd, 2025
“Great as always.”
Zoa - Oct 5th, 2025
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Cards per Page:
Cards: 4,652 Pages: 156
Most Popular Newest Show adult cards
Sister 13th Birthday Teen Girl with Balloons Mixed…
Sister 14th Birthday Teen Girl with Balloons Mixed…
Sister 15th Birthday Teen Girl with Balloons Mixed…
Happy Birthday to a Sweet Sister Pretty Fairy and …
Sister 17th Birthday Teen Girl with Balloons Mixed…
Sister 18th Birthday Teen Girl with Balloons Mixed…
Sister Birthday Chocolate Cupcakes and Balloons ca…
Sister Birthday with African American Fairy and Mi…
Sister Happy Birthday Pretty Princess with Present…
Happy Birthday to Sister Cute Girl and Flowers car…
Happy July Birthday Sister Larkspur Flower Waterco…
Sister 40th birthday, pastel pinks, blues, misty s…
Happy Birthday Sister card
Birthday for Big Sister ~ Soft Pink Flowers card
Birthday for Sister photocard card
Happy October Birthday Sister Marigold Flowers car…
Happy 60th Birthday to a Special Sister, Orange fl…
Happy Birthday Sister Horse in Sunset card
Happy March Birthday Sister Daffodil Flower Waterc…
Birthday Card for Younger Sister - Yorkshire Terri…
Red and Yellow Tulip Pastel Art Custom Birthday fo…
Happy Birthday to Sister Cupcake Lights on String …
Happy Birthday, Sister, I Thank God for you Every …
Sister 60th Birthday White Flowers card
A Sister’s Math and her 39th plus birthday, age fo…
Hold My Breath Happy Birthday for Sister card
Sixty Eighth Birthday Card Cartoon Bear My Sister’…
Happy 70th Birthday, Sister, Monarch Butterfly car…
Happy Birthday Sis Floral Cake card
Twins Birthday Card - Twin Girls - Fairy Princess …
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