Network Operations Center National Operations Center Not Otherwise Classified Not Otherwise Coded Notation of Content Network Operating Center Norco Products National Occupational Classification Naval Operations Center Network Operation Center Nursing Outcomes Classification Naval Oceanographic Command Network Operating Centre Network Operational Center Night nonoperational-capable Notice of Commencement Notification of Compliance IATA code for Knock International Airport, Knock, Ireland Nantahala Outdoor Center National Obedience Champion National Occupation Classification National Occupational Codes National Oceanography Centre National Oil Company National Operational Center National Operational Command National Optometric Conference National Organizing Committee Nature of Connection NAVAL OCEANOGRAPHY COMMAND Naval Ordnance Center Naval Ordnance Center's Navy Operational Concept Navy Operations Center Nepal Oil Corporation Net open commitments Network Operation Centers Network Operations Centers Network Operations Centre
Network Operations Center
National Operations Center