NRRNorth Reading Room(various locations) NRRNuclear Regulatory Research NRRNational Registration Regulations(Australia) NRRNutrition Research Reviews(journal) NRRNo Response Required NRRNeuroretinal Rim(optic nerve) NRRNakanoshima Rapid Railway(Osaka, Japan) ...
NMSNew Mexico Skies(astronomy hosting site; various locations) NMSInstitute for Nuclear Materials Science(Belgium) NMSNeurally Mediated Syncope NMSNutrition Management Services(Canada) NMSNavy Medical Service(Singapore) NMSNon-Member Surcharge NMSNormal Mouse Serum ...