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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
“I LOVE these cards. I love to personalize them, which is so fun for me and the recipient. The quality is also superb! Every card is of high quality and so easy to order, and they get to me very quickly. This is the place for cards!”
Marie - Oct 11th, 2025
“Cards are superior and super pricing plus fast delivery!”
Margaret - Oct 10th, 2025
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Cards per Page:
Cards: 4,652 Pages: 156
Most Popular Newest Show adult cards
Sister’s Birthday lilac bouquet with single red tu…
Birthday Heart of Flowers for a Sweet Sister on he…
Happy 80th Birthday, Sister, Monarch Butterfly car…
Happy Birthday, Sister! Pink Balloons on Pink Band…
Sister Birthday Purple Floral Rose and Greenery Da…
Sister Happy Birthday Card - Pink Grey Floral card
Happy Birthday to Sister Beautiful Red and White R…
Birthday, Sister, Delicate Purple Flower in Beaded…
Sister Birthday Humor Wine Bottle and Glasses on A…
Personalized Birthday Relative Sister Bluebird Pas…
Hey Sister, its Your 75th Birthday, Sea Shells and…
Custom Name Birthday for Sister from Brother card
50th Happy Birthday Sister, Magnolia Blossom card
Sister Birthday Pink Argyle Cake With Sparklers ca…
Happy Birthday Sister Pretty Red Daisies and Swirl…
Sister, Birthday Greeting Card, On My Window Sill’…
100th Birthday, Sister, Pink Rose card
Sister Birthday - Go All Out card
Funny Sister Birthday Don’t Worry About Getting Ol…
Happy Birthday Again, Big Sister, Hawaii Ocean Sun…
Birthday Heart of Flowers for a Sweet Sister on he…
To my Sister Happy Birthday Blessings, Butterfly, …
Sister Birthday Funny Camel card
Happy Birthday Big Sister Show Off Cat card
Happy Birthday to Twin Sister, Retro Paisley card
Add a picture,Sister age 75, with pink rose and je…
Favorite Sister Birthday, Pink Teacup with Lily of…
Happy Birthday Sister Flowers & Animals Watercolor…
Sister Birthday Green Flowers card
Only Sister, Happy Birthday, Psychedelic Garden ca…
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