| Collectible Automobile |
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| Collector's Edition Celebrity |
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| Competitor |
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| Complete Guide to Birds of Prey |
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| Complete Guide to Outlander |
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| Complete Guide to Wonder Woman |
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| Complete Woman |
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| Conde Nast A List |
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| Connect Arizona |
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| Controversy |
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| Cory Everson's Gotta Sweat |
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| Cosmo Girl |
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| | | | | | | | | | | | | | | | Cosmo Girl Prom Magazine | | | | | | | January | 2008 | | | | | | Aimee Teegarden | |
| | | | | | | | | | | | | | | | Cosmo Girl Prom Magazine | | | | | | | December | 2008 | | | | | | Taylor Momsen | |
| Cosmopolitan |
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| Cosmopolitan Calendar |
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| Cosmopolitan Confessions Special |
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| Cosmopolitan for Latinas |
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| Cosmopolitan Subscriber Cover |
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| Costco Connection |
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| Cottage Living |
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| Cottages & Bungalows |
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| Country Weekly |
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| Cowgirl |
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| CR Men's Book |
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| CSI: Miami |
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| Curve |
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| C|Net |
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| Daily Variety |
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| Dance Magazine |
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