| Acronym | Definition |
|---|
| NRHS➣Number of Right-Hand Sides |
| NRHS➣National Railway Historical Society |
| NRHS➣New Rochelle High School (New York) |
| NRHS➣Newfound Regional High School (Bristol, NH) |
| NRHS➣Nashoba Regional High School (Bolton, Massachusetts) |
| NRHS➣North Royalton High School (Ohio) |
| NRHS➣Northumberland Regional High School (Alma, Nova Scotia, Canada) |
| NRHS➣National Reproductive Health Strategy |
| NRHS➣New Roads High School (Louisiana) |