- UCSB AS Stickers
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- UK emoji - England stickers
- UK Stickers - England emoji
- Ultimate Back To School Emojis
- Ultimate Christmas Stickers
- Ultimate Flower Bouquet Emoji
- Ultimate Mermaid Stickers
- Ultimate Sunglasses Collection
- UMA Animated Stickers
- Unbearably Adorable Panda
- UNC-Chapel Hill Stickers for iMessage
- Uncharted 4 Stickers
- Uncle Sam emoji - USA stickers
- Uncle Sam emoji - USA stickers
- Under The Sea Stickers Pack
- Unicorn Animated Sticker Set
- Cat Emoji Stickers for Message
- Unicorn Collection & Quotes
- Unicorn girl
- Unicorn Stickers ⋆
- Unique as a Unicorn
- United States of America emoji
- University of Florida Gators Stickers for iMessage
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- University of Iowa Stickers for iMessage
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- University of Michigan Stickers PLUS for iMessage
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- University of South Carolina Animated+Stickers
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- Unyaunya for ステッカー
- Urban ASL Stickers
- US State Flag Stickers
- USA Doodles Stickers!!
- USA Labor Day Stickers
- USC Trojans Stickers PLUS for iMessage