| Acronym | Definition |
|---|
| NRS | Nevada Revised Statutes |
| NRS | Netherrealm Studios (game developer; Chicago, IL) |
| NRS | National Roper Supply (Texas) |
| NRS | Normal Rabbit Serum |
| NRS | New Russian Standard |
| NRS | National Runaway Switchboard (Chicago, IL) |
| NRS | Noise Reduction System |
| NRS | Name Registration Scheme |
| NRS | National Relay Service (hearing imparied telephone service in Australia) |
| NRS | Northwest River Supply (outdoor equipment retailer) |
| NRS | Numerical Rating Scale (pain measurement) |
| NRS | Nepalese Rupee (national currency) |
| NRS | National Readership Survey |
| NRS | Natural Reserve System (University of California) |
| NRS | Non-Rising Stem |
| NRS | National Rosacea Society |
| NRS | Niagara Reef Society |
| NRS | National Response System (EPA) |
| NRS | National Regulatory System (Australia) |
| NRS | Nippon Riku-Un Sangyo (Japan) |
| NRS | Navy Relief Society (US Navy) |
| NRS | National Reference Standard |
| NRS | Novell Replication Services |
| NRS | Naval Radio Station |
| NRS | Nationwide Relocation Service |
| NRS | Navy Recruiting Station |
| NRS | National Reporter System (court cases reference source) |
| NRS | Network Reputation Service (various companies) |
| NRS | National Reservation System (phone preordering) |
| NRS | National Recovery Services (various locations) |
| NRS | Nuclear and Radiation Safety |
| NRS | Nationally Recruited Staff |
| NRS | National Railway Supplies, Ltd. (UK) |
| NRS | Network Routing Service |
| NRS | National Resource Specialist (FAA) |
| NRS | Non Repudiation of Submission (electronic commerce) |
| NRS | Natural Resources Secretariat (various locations) |
| NRS | Non-Requesting Spouse (taxes; US IRS) |
| NRS | Name Resolution Server |
| NRS | Norman-Roberts Syndrome |
| NRS | Non-Resident Studies (US Army) |
| NRS | Natural Reclamation System |
| NRS | Neglected Reserved Sub-Tree |
| NRS | Network Request Scheduler |
| NRS | Network Routing Solution |
| NRS | NATO Range Safety |
| NRS | Newreka Recycle Solution (Newreka Green Synth Technologies Pvt. Ltd.; India) |
| NRS | Name Reporting System |
| NRS | National Reduced Server (TBMCS) |
| NRS | Near Reactor Shield |
| NRS | Non-Repairable at Sea |
| NRS | Navy Reporting System |
| NRS | Nonconformance Reporting System (US NASA) |
| NRS | National Real Estate Specialists (Prescott, AZ) |