Custom Flat Thank You Cards

Custom flat thank you cards offer a chic and meaningful way to express your gratitude for any occasion. Whether you prefer a traditional or feminine design, these affordable and popular cards let your personality shine through every note. Perfect for making a lasting impression, custom flat thank you cards are a stylish choice that turns simple appreciation into a heartfelt gesture.

Upload Your Own Design Custom Greeting Card, White, Matte, Folded Smooth Cardstock, Square, White

Starting at $3.40 $2.45

A personalized greeting card made of white folded smooth cardstock with a matte finish and square trim.

Pros: Helpful and convenient customer service, High-quality photo reproduction, Durable and high-quality cardstock, Vibrant and accurate colors, Excellent design customization options

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Upload Your Own Design Custom Greeting Card, White, Pearl Shimmer Cardstock, Square, White

Starting at $3.72 $2.63

A personalized greeting card made with white pearl shimmer cardstock and a ticket trim design.

Pros: Excellent customer service, Sturdy and high-quality, Beautiful card stock and design, Easy to use, Great design

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Calligraphic Gratitude Thank You Card, White, 5x7 Flat, Luxe Double-Thick Cardstock, Square, White

Starting at $5.42 $4.19

A personalized 5x7 flat thank you card on pearl shimmer cardstock with bracket trim.

Pros: Beautiful design, Fast delivery, High quality, Clear images, Easy customization

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Collage Thank You Thank You Card, White, 5x7 Flat, Pearl Shimmer Cardstock, Square, White

Starting at $3.72 $2.63

A personalized 5x7 flat thank you card on 100% recycled white cardstock with rounded trim.

Pros: High quality, Personalization options, Easy to use, Fun to make, Great design

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Simple Trim Thank You Card, Green, 5x7 Flat, Standard Smooth Cardstock, Square, Desert Green

Starting at $2.73 $2.18

A personalized green thank you card made with pearl shimmer cardstock and a ticket trim.

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Thankful Exclamation Thank You Card, Red, 5x7 Flat, Standard Smooth Cardstock, Square, Bright Red

Starting at $2.73 $2.18

A personalized red thank you card with a rounded trim, made from standard smooth cardstock.

Pros: quality, photo quality, prompt printing

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Retro Thanks Thank You Card, White, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, White

Starting at $3.43 $2.40

A personalized thank you card in white, 5x7 size, made with pearl shimmer cardstock.

Pros: quality, functional, perfect size

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Impeccable Gesture Thank You Card, Gold Foil, Grey, 5x7 Flat, Pearl Shimmer Cardstock, Rounded, Gunmetal

Starting at $47.50 $46.80

A stunning grey thank you card with gold foil accents, printed on pearl shimmer cardstock.

Pros: recommendable, timely delivery, compliments received

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Thanks All Around Thank You Card, White, 5x7 Flat, 100% Recycled Cardstock , Square, White

Starting at $3.88 $2.76

A personalized 5x7 flat thank you card on 100% recycled white cardstock with bracket trim.

Pros: customization, friend loved the card, final result

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Squared Thanks Thank You Card, White, 5x7 Flat, Luxe Double-Thick Cardstock, Square, White

Starting at $5.42 $4.19

A personalized thank you card in white with a matte finish and bracket trim.

Pros: beautiful color, framable, beautiful design

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Upload Your Own Confetti Thank You Card, Rosegold Foil, Matte, Signature Smooth Cardstock, Square, rosegoldfoil

Starting at $4.49 $2.69

A stunning 5x7 flat card with debossed rosegold foil accents on matte signature smooth cardstock.

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Gradient Overlay Thank You Card, Blue, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, Aqua

Starting at $3.71 $2.67

A personalized thank you card in blue, 5x7 size, made with luxe double-thick cardstock.

Pros: quality

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Appreciation Script Thank You Card, White, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, White

Starting at $3.71 $2.67

A personalized thank you card in white, 5x7 flat size, with a matte finish and smooth cardstock.

Pros: birthday messages, posts

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Modern Label Thank You Card, White, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, White

Starting at $3.71 $2.67

A personalized thank you card in white, 5x7 size, made with pearl shimmer cardstock and a bracket trim.

Pros: style, functionality

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Stamp Script Thank You Card, White, Silver Foil, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, White

Starting at $4.77 $2.96

A stunning 5x7 flat thank you card with silver foil accents on pearl shimmer cardstock.

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Abundant Thanks Thank You Card, Grey, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, Whisper Gray

Starting at $3.43 $2.40

A personalized thank you card in grey with rounded trim and matte finish.

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Radiant Gratitude Thank You Card, Gold Foil, White, 5x7 Flat, Pearl Shimmer Cardstock, Rounded, White

Starting at $5.06 $3.19

A stunning 5x7 thank you card with gold foil accents on pearl shimmer cardstock.

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Overlay Shine Thank You Card, Rose Gold Foil, White, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, White

Starting at $4.77 $2.96

A stunning 5x7 flat thank you card with rose gold foil accents on white signature smooth cardstock.

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Ornate Gratitude Thank You Card, White, Silver Foil, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, White

Starting at $4.77 $2.96

A stunning white thank you card with silver foil accents, made with pearl shimmer cardstock.

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Funky Stripes Thank You Card, Blue, 5x7 Flat, Write Your Own Greeting, Pearl Shimmer Cardstock, Square, Blue

Starting at $3.72 $2.63

A personalized thank you card with a blue funky stripes design on pearl shimmer cardstock.

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Multilingual Thank You Card, Beige, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, Antique White

Starting at $3.43 $2.40

A personalized beige thank you card made with signature smooth cardstock and a matte finish.

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Swift Script Thank You Card, White, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, White

Starting at $3.43 $2.40

A personalized white thank you card with rounded trim, made from standard smooth cardstock.

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Gentle Charm Thank You Card, Pink, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, Blush

Starting at $3.71 $2.67

A personalized pink thank you card with bracket trim and matte finish on signature smooth cardstock.

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Gratitude Family Thank You Card, Brown, 5x7 Flat, Pearl Shimmer Cardstock, Rounded, Wood

Starting at $4 $2.90

A personalized brown thank you card with rounded trim, made with standard smooth cardstock.

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Custom Flat Thank You Cards

Expressing gratitude is a timeless gesture, and custom flat thank you cards offer a unique way to make your appreciation feel personal and memorable. These cards, crafted with care and attention to detail, are perfect for anyone who wants to leave a lasting impression—whether you’re acknowledging a thoughtful gift, celebrating a milestone, or simply letting someone know their kindness hasn’t gone unnoticed. With the holiday season approaching and the year drawing to a close, November is a particularly meaningful time to send thank you notes, as many people reflect on the relationships and moments that have shaped their lives over the past months. Custom flat thank you cards are an excellent choice for both personal and professional occasions, from heartfelt notes after a family gathering to polished correspondence following a business event. The flat, single-panel design offers a modern, streamlined look, providing ample space for your message while showcasing your chosen design, photo, or monogram on the front.

When selecting custom flat thank you cards, there are a variety of options to consider to ensure the finished product reflects your style and sentiment. Paper quality is a key factor; premium cardstock, recycled paper, and textured finishes can elevate the tactile experience for the recipient, making the card feel substantial and thoughtfully made. Customization features such as foil accents, unique color palettes, and the ability to add personal photos or artwork allow you to tailor the card to suit any theme or occasion. For weddings, baby showers, graduations, or holiday gatherings, a coordinated thank you card can tie together the aesthetic of your event, leaving guests with a cohesive and polished impression. Businesses often use custom flat thank you cards to show appreciation to clients, partners, or employees, reinforcing professional relationships with a personal touch. The ability to print recipient addresses or choose matching envelopes streamlines the process, especially when sending cards in larger quantities. For smaller, more intimate notes, handwriting your message on a beautifully designed card can make your gratitude feel even more sincere and heartfelt.

Custom flat thank you cards also make thoughtful gifts, especially for newlyweds, recent graduates, or anyone embarking on a new chapter. Gifting a set of personalized thank you cards is a practical yet meaningful gesture that encourages the recipient to carry forward the tradition of expressing thanks. As the days grow shorter and gatherings become more frequent, having a set of custom cards on hand allows you to acknowledge acts of kindness promptly, whether it’s a neighbor who shared a holiday treat or a friend who offered support during a busy season. For those who appreciate the art of correspondence, designing your own cards can be a creative outlet—a way to infuse your personality into every detail, from the font to the envelope liner. For more inspiration or to explore a wider range of options, visit Custom Flat Cards to discover how you can create thank you cards that are as unique as your message.