| Acronym | Definition |
|---|
| NYCS➣New York City Subway |
| NYCS➣New York Central System (railroad) |
| NYCS➣New York Correspondance School (artistic movement) |
| NYCS➣New York Chamber Symphony (New York, NY) |
| NYCS➣New York Combat Sambo (New York, NY) |
| NYCS➣New York Credit Services |