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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 choice of cards together with speedy and efficient service. Highly recommend.”
Keith - Aug 26th, 2025
“Got this to match a baby sunflower dress & hat for my son-in-law brother & wife baby girl after boys. She loved it said it was so cute!”
Cynthia - Aug 24th, 2025
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Cards per Page:
Cards: 4,631 Pages: 155
Most Popular Newest Show adult cards
Birthday Heart of Flowers for a Sweet Sister on he…
Happy 42nd Birthday for a Sister, Rudbeckia flower…
Hey Sister, its Your 13th Birthday, Sea Shells and…
Birthday for Sister, Colored Balloons in Blue Sky …
Happy Birthday Sister Flowers card
24th Happy Birthday Sister, Magnolia Blossom card
Happy 13th Birthday for my Sister, A Young Fawn in…
Birthday Heart of Flowers for a Sweet Sister on he…
Sister Happy Birthday, White Daisy on Green Backgr…
Happy 28th Birthday or a Stunning Sister, Purple A…
Keyhole Sexy Pin Up for Sister Birthday card
23rd Happy Birthday Sister, Magnolia Blossom card
Happy 12th Birthday for my Sister, A Young Fawn in…
Birthday Heart of Flowers for a Sweet Sister on he…
Happy 44th Birthday for a Sister, Rudbeckia flower…
Happy 88th Birthday, Sister, Monarch Butterfly car…
Happy 47th Birthday, Sister, Monarch Butterfly car…
Happy 27th Birthday or a Stunning Sister, Purple A…
Pink Water Lily and Pods -Happy Birthday Sister ca…
Sister 1st Birthday Teddy Bear Princess card
Happy 11th Birthday for my Sister, A Young Fawn in…
Happy 45th Birthday for a Sister, Rudbeckia flower…
For a Sweet Sister on Her 37th Birthday, Starfish …
Happy Birthday To My Sister, fun font and pinwheel…
Happy Birthday, Sister, Swan in Pond at Sunset car…
Happy 26th Birthday or a Stunning Sister, Purple A…
22nd Happy Birthday Sister, Magnolia Blossom card
Birthday Heart of Flowers for a Sweet Sister on he…
Happy 46th Birthday for a Sister, Rudbeckia flower…
Happy 46th Birthday, Sister, Monarch Butterfly car…
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