| Zipcode | Community | City | State | Metro Area |
|---|---|---|---|---|
| 11935 | Cutchogue | Cutchogue | New York | New York-Newark-Jersey City NY-NJ-PA |
| 12920 | Chateaugay | Chateaugay | New York | Malone NY |
| 13037 | Chtg | Chittenango | New York | Syracuse NY |
| 13319 | Chadwicks | Chadwicks | New York | Utica-Rome NY |
| 13783 | Cadosia | Hancock | New York | |
| 14206 | Cheektowaga | Buffalo | New York | Buffalo-Cheektowaga-Niagara Falls NY |
| 14211 | Cheektowaga | Buffalo | New York | Buffalo-Cheektowaga-Niagara Falls NY |
| 14212 | Cheektowaga | Buffalo | New York | Buffalo-Cheektowaga-Niagara Falls NY |
| 14215 | Cheektowaga | Buffalo | New York | Buffalo-Cheektowaga-Niagara Falls NY |
| 14225 | Cheektowaga | Buffalo | New York | Buffalo-Cheektowaga-Niagara Falls NY |
| 14227 | Cheektowaga | Buffalo | New York | Buffalo-Cheektowaga-Niagara Falls NY |
| 14718 | Cassadaga | Cassadaga | New York | Jamestown-Dunkirk-Fredonia NY |
| 14722 | Chautauqua | Chautauqua | New York | Jamestown-Dunkirk-Fredonia NY |