sort by Rank | Alpha
| Possible Meanings | Rank |
| Nova Scotia Supreme Court | **** |
| National School Sport Champion | **** |
| Natick Soldier Systems Center | **** |
| National Security Studies Center | **** |
| North Star Sail Club | *** |
| North Shore Senior Center | *** |
| Nova Scotia Securities Commission | *** |
| National School SCRABBLE Championship | *** |
| National Seafood Sector Council | *** |
| North Shore Swim Club | *** |
| Newfoundland Specialized Stamp Catalogue | *** |
| Nova Scotia Stamp Club | *** |
| Network Structure of Social Capital | *** |
| New Secondary School Curriculum | *** |
| National Security Studies Course | *** |
| Nova Scotia Steel and Coal | *** |
| New Student Service Center | *** |
| Nova Scotia Safety Council | *** |
| NASA Shared Services Center | *** |
| Noth Shore Safety Council | *** |
| National Salmonella Shigella Center | ** |
| neutral salt-soluble collagen | ** |
| new smooth surface caries | ** |
| National Social Security Council | ** |
| Neutral Sulphite Semi Chemical | ** |
| National Standards Strategy Committee | ** |
| National Soil Services Centre | ** |
| National Standards for Sport Coaches | ** |
| Nursing Sector Study Corporation | ** |
| Nova Scotia Steel Company | ** |
| National Shared Service Centre | ** |
| National Survey of Senior Citizens | ** |
| Naval Supply Systems Command | ** |
| Northern Steam Ship Company | ** |
| Natick Soldier System Center | ** |
| National Spiritual Science Center | ** |
| National Social Science Congress | ** |
| North State Shooting Club | ** |
| Newmarket Stingrays Swim Club | ** |
| National Safety and Security Council | ** |
| National School Sports Champion | ** |
| National Science Symposium Centre | ** |
| North Shore Swimming Club | ** |
| National School Safety Centre | ** |
| National School Safety Council | ** |
| National Secondary Students Council | ** |
| Nittetsu Steel Sheet Corporation | ** |
| National Science Standards Committee | ** |
| National Statistical Society of China | ** |
| National School Statistics Collection | ** |
| North Scarborough S C | ** |
| National Severe Storms Center | ** |
| National Soil Service Center | ** |
| NASA Shared Service Center | ** |
| North Sydney Soccer Club | ** |
| National Schools Statistical Collection | ** |
| National Schools Statistics Collection | ** |
| National Senior Service Corporation | ** |
| North Surrey Skating Club | ** |
| National Schools Software Competition | ** |
| National Science Strategy Committee | ** |
| National Shared Services Centre | ** |
| Northbrook Spartan Swim Club | ** |
| National Soil Survey Committee | ** |
| New Student Support Center | ** |
| Norton Sound Seafood Center | ** |
| Novice Ski and Survival Course | ** |
| National Satellite Services Centre | ** |
| National Securities Studies Course | ** |
| National Security Service Corps | ** |
| National Standards Steering Committee | ** |
| National Supply Service Center | ** |
| North Suburban Senior Council | ** |
| NAEP State Service Center | ** |
| Namibian Senior Secondary Certificate | ** |
| National Sun Safety Committee | ** |
| Newhaven and Seaford Sailing Club | ** |
| National Science Seminar Complex | ** |
| Neighborhood Society Service Center | ** |
| National Scheme Sanctioning Committee | ** |
| National Scientific Steering Committee | ** |
| North Scottsdale Soccer Club | ** |
| National Schools Safety Center | * |
| national sports sedan championship | * |
| Network Safety and Security Centre | * |
| Network Solution Support Center | * |
| NixCraft Shell Script Collection | * |
| North Seattle Surgery Center | * |
| Namibia Senior Secondary Certificate | * |
| National Service and Support Centre | * |
| National Standards for Sports Coaches | * |
| Network Service Support Center | * |
| North Shore Surfcasting Club | * |
| National Safe School Center | * |
| National Soil Service Centre | * |
| National Soils Survey Center | * |
| National Surf Ski Committee | * |
| National Sharps Safety Committee | * |
| North Shore Sanitary Canal | * |
| Northern Synthesizer Service Centre | * |
| National Sales Support Centre | * |
| National Servicemen Services Centre | * |
| National Standards and Support Committee | * |
| Neighborhood Self Sufficiency Center | * |
| Neighbourhood Society Service Centre | * |
| New School Sustainability Committee | * |
| New Sector and Subject Categories | * |
| New Student Scheduling Center | * |
| North Shore Surf Casting | * |
| Nicaraguan Strategic Studies Center | * |
| Northern Seas Shark Cartilage | * |
| Northwest Soccer and Sports Center | * |