Plus Size Long Dresses

Looking for a long plus size dress with a burst of color, a touch of sparkle, or a elegant sophisticated style for your prom or formal? Then check out this amazing collection of long designer dresses in plus sizes. Long strapless dresses for prom, homecoming high low dresses, or dazzling beaded plus gowns that can take you down any red carpet. Whatever style you want PromGirl is sure to have a dress that will make any fashion diva happy and our guaranteed low prices make these dresses a must for your next formal.

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Buy Plus Size Strapless Mermaid Style Prom Dress by Blush at PromGirl
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Buy Blue Strapless Ball Gown Style Plus Size Prom Dress by Blush at PromGirl
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Buy FA-9382 at PromGirl
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Buy Long Lace Sweetheart Plus Size Prom Dress by Blush at PromGirl
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Buy Long Chiffon Sweetheart Plus Size Prom Dress by Blush at PromGirl
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Buy Purple Print Mermaid Style Plus Size Prom Dress by Blush at PromGirl
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Buy FA-9374 at PromGirl
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Buy FA-9375 at PromGirl
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Buy Blue Strapless Plus Size Ball Gown Style Prom Dress by Blush at PromGirl
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Buy Plus Size Strapless Sweetheart Prom Dress by Blush at PromGirl
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Buy FA-9388 at PromGirl
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Buy FA-9377 at PromGirl
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Buy Strapless Sweetheart Plus Size Prom Dress by Blush at PromGirl
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Buy Long Sequin High Neck Formal Gown by Faviana at PromGirl
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Buy Long V-Neck Open Back Plus Size Prom Dress by Blush at PromGirl
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Buy FA-9390 at PromGirl
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Buy High Neck Plus Size Prom Dress at PromGirl
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Buy SC-SC6009 at PromGirl
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Buy SC-SC7179 at PromGirl
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Buy SC-SC6010 at PromGirl
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Buy SC-SC7177 at PromGirl
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Buy FA-9383 at PromGirl
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Buy FA-9386 at PromGirl
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Buy FA-9373 at PromGirl
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Buy High Neck Plus Size Prom Dress by Sydneys Closet at PromGirl
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Buy Sydneys Closet Plus Size Prom Dress at PromGirl
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Buy Long Black Illusion Sweetheart Plus Size Prom Dress by Blush at PromGirl
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Buy Strapless Lace Prom Dress by Sydneys Closet at PromGirl
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Buy FA-9379 at PromGirl
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Buy DJ-1246W at PromGirl
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Buy SC-SC7171 at PromGirl
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Buy SC-SC7170 at PromGirl
* Products with an "in stock" banner have at least some size and color combinations ready to ship immediately. Available sizes and colors may be limited due to seasonality. Please read our complete availability policy for more information.