NYCO
| Acronym | Definition |
|---|---|
| NYCO | New York City Opera |
| NYCO | Nylon-Cotton (military uniform cloth blends) |
| NYCO | North York Concert Orchestra (Toronto, Ontario, Canada) |
| NYCO | New York Composers Orchestra |
| NYCO | New York Certified Organic (Penn Yan, NY) |
| NYCO | New York Commercial Office, Inc. |