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Birthday > Age Specific Birthday Cards > 21st Birthday
21st Birthday Cards
Drink ... drank ... drunk? Not too much, we hope. Send a 21st Birthday Card to someone who has hit that milestone like a boss and is ready to celebrate. Choose from 790+ exceptional designs, add your personal message, and we'll mail it next business day. Throwing a party? No worries. We have 21st Birthday Party Invitations, too. Yeah, 'cause we're cool like that.
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“Love being able to find a card that’s a perfect fit for someone . Personalizing makes it even better.”
Linda - Huntington, New York - Aug 3rd, 2025
“This was the perfect card for our Niece. She is so incredibly smart and dedicated. A PHD card is not easy to find. This web site had multiple to choose from too.”
Mary - Aug 3rd, 2025
Happy 21st Birthday, Pink Roses card
21st Birthday Custom Photo Bright Balloons and Con…
Happy 21st Birthday, balloons, streamers card
21 Celebration boy card
21 Years Old Birthday Cards Humorous Monkey card
Happy Birthday Bee Safe 21 Sober Paper Card
Chalk Board Birthday Wishes, 21st Birthday Lesson …
Happy Birthday Stage 21 card
Happy 21st Birthday card
Paper greeting card, happy birthday, party, 21, tw…
Happy 21st Birthday - For Him card
21st Birthday Giant Ice Cream card
Custom 21st Birthday White Hummingbirds on Cherry …
Lady in Birthday Hat-21st Birthday card
21st Birthday card with fireworks card
Cheers! It’s Your 21st Birthday card
21st Birthday Age Custom Photo typography card
Humorous 21st Birthday Card You’ve Turned 21 Own P…
Muscle Man 21st Birthday Card
Birthday,21st, Hint of Grunge on Shades of Gray St…
Happy 21st Birthday with Typewriter Glasses & Sunb…
Congratulations on Not Barfing on Your 21st Birthd…
Happy 21st Birthday Garden Bouquet card
Happy 21st Birthday!! card
Birthday Age 21 Male Jumping with Light Dust and E…
Happy 21st Birthday Horse in Sunset card
Happy Birthday age 21 Pink and Gold Balloons Confe…
On Your 21st Birthday Dream Big with Hot Air Ballo…
Happy 21st Birthday Cartoon Cats Holding a Pink He…
Happy Birthday - A birdy Told Me you’re 21 card
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