| NCTC | Nate C The Chief 
| Others |
| NCTC | National Cable Television Cooperative
| Others |
| NCTC | National Chemistry Talent Contest
| Others |
| NCTC | National Collection of Type Cultures
| Others |
| NCTC | National Conservation Training Center
| Others |
| NCTC | National Counter Terrorism Center
| Others |
| NCTC | National Counter Terrorism Centre
| Others |
| NCTC | National Counterterrorism Center
| Others |
| NCTC | Naval Computer and Telecommunications Command
| Others |
| NCTC | Naval Construction Training Center
| Others |
| NCTC | Nebraska Central Telephone Company
| Others |
| NCTC | Nevada County Transportation Commission
| Others |
| NCTC | New Conservatory Theatre Center
| Others |
| NCTC | NewVa Corridor Technology Council
| Others |
| NCTC | No Charge To Charge
| Others |
| NCTC | North Carolina Theatre Conference
| Others |
| NCTC | North Carolina Tissue Consortium
| Others |
| NCTC | North Central Telephone Cooperative
| Others |
| NCTC | North Central Texas College
| Others |
| NCTC | North Central texas Connection
| Others |
| NCTC | North East Counterdrug Training Center
| Others |
| NCTC | Northeast Counterdrug Training Center
| Others |
| NCTC | Northland Community & Technical College
| Others |
| NCTC | Northland Community and Technical College
| Others |