| Vice Chancellor | +94-11-2634274 |
| Deputy Vice Chancellor (Defence) | +94-11-2632027 |
| Deputy Vice Chancellor (Academic) | +94-11-2635201 |
| Dean, Faculty of Defence Studies | +94-11-2622503 |
| Adjutant | +94-11-2635202 |
| Registrar | +94-11-2622502 |
| Bursar | +94-11-2622601 |
| Officer Commanding Logistic Services | +94-11-2622504 |
| Dean, Faculty of Graduate Studies | +94-11-2632419 |
| VC’s ADC | +94-11-2622603 |
| Exchange Hot Lines | +94-11-2635268 +94-11-2638656 +94-11-2638657 +94-11-2632028 |
General Sir John Kotelawala Defence University,
Kandawala Road,
Rathmalana,
Sri Lanka.
+94-11-2635268