| 
 Entity 
 | 
 Jurisdiction of Organization 
 | 
 Name Under Which Subsidiary Does Business 
 | 
| 
 Alaska United Fiber System Partnership 
 | 
 Alaska 
 | 
 Alaska United Fiber System Partnership, Alaska United Fiber System, Alaska United 
 | 
| 
 GCI Communication Corp. 
 | 
 Alaska 
 | 
 GCI, GCC, GCICC, GCI Communication Corp. 
 | 
| 
 GCI, Inc. 
 | 
 Alaska 
 | 
 GCI, GCI, Inc. 
 | 
| 
 GCI Cable, Inc. 
 | 
 Alaska 
 | 
 GCI Cable, GCI Cable, Inc. 
 | 
| 
 GCI Holdings, Inc. 
 | 
 Alaska 
 | 
 GCI Holdings, Inc. 
 | 
| 
 Potter View Development Co., Inc. 
 | 
 Alaska 
 | 
 Potter View Development Co., Inc. 
 | 
| 
 GCI Fiber Communication, Co., Inc. 
 | 
 Alaska 
 | 
 GCI Fiber Communication, Co., Inc., GFCC,  Kanas 
 | 
| 
 Unicom, Inc. 
 | 
 Alaska 
 | 
 Unicom, Inc., Unicom 
 | 
| 
 United-KUC, Inc. 
 | 
 Alaska 
 | 
 United-KUC, Inc., United-KUC, KUC 
 | 
| 
 United Utilities, Inc. 
 | 
 Alaska 
 | 
 United Utilities, Inc. United Utilities, UUI 
 |