| Rank | Company | Market cap | Sector | Industry | Country | Exchange |
|---|---|---|---|---|---|---|
| 1 | $193B | Communication Services | Telecom Services | United States | NYSE | |
| 2 | $184B | Communication Services | Telecom Services | United States | Nasdaq | |
| 3 | $170B | Communication Services | Telecom Services | United States | NYSE | |
| 4 | $66.7B | Communication Services | Telecom Services | United States | NYSE | |
| 5 | $40.1B | Communication Services | Telecom Services | United States | Nasdaq | |
| 6 | $27.1B | Communication Services | Telecom Services | United States | Nasdaq | |
| 7 | $22.2B | Communication Services | Telecom Services | United States | Nasdaq | |
| 8 | $20.2B | Communication Services | Telecom Services | United States | NYSE | |
| 9 | $14.9B | Communication Services | Telecom Services | United States | Nasdaq | |
| 10 | $12.5B | Communication Services | Telecom Services | United States | NYSE | |
| 11 | $10.8B | Communication Services | Telecom Services | United States | Nasdaq | |
| 12 | $9.29B | Communication Services | Telecom Services | United States | Nasdaq | |
| 13 | $8.95B | Communication Services | Telecom Services | United States | NYSE | |
| 14 | $5.73B | Communication Services | Telecom Services | United States | NYSE | |
| 15 | $5.70B | Communication Services | Telecom Services | United States | Nasdaq | |
| 16 | $5.04B | Communication Services | Telecom Services | United States | Nasdaq | |
| 17 | $4.51B | Communication Services | Telecom Services | United States | NYSE | |
| 18 | $3.95B | Communication Services | Telecom Services | United States | NYSE | |
| 19 | $3.93B | Communication Services | Telecom Services | United States | NYSE | |
| 20 | $2.91B | Communication Services | Telecom Services | United States | NYSE | |
| 21 | $2.83B | Communication Services | Telecom Services | United States | NYSE | |
| 22 | $2.82B | Communication Services | Telecom Services | United States | Nasdaq | |
| 23 | $2.27B | Communication Services | Telecom Services | United States | NYSE | |
| 24 | $2.00B | Communication Services | Telecom Services | United States | NYSE | |
| 25 | $1.92B | Communication Services | Telecom Services | United States | Nasdaq | |
| 26 | $1.80B | Communication Services | Telecom Services | United States | Nasdaq | |
| 27 | $1.50B | Communication Services | Telecom Services | United States | Nasdaq | |
| 28 | $663M | Communication Services | Telecom Services | United States | Nasdaq | |
| 29 | $638M | Communication Services | Telecom Services | United States | Nasdaq | |
| 30 | $490M | Communication Services | Telecom Services | United States | Nasdaq | |
| 31 | $438M | Communication Services | Telecom Services | United States | Nasdaq | |
| 32 | $422M | Communication Services | Telecom Services | United States | NYSE | |
| 33 | $306M | Communication Services | Telecom Services | United States | Nasdaq | |
| 34 | $297M | Communication Services | Telecom Services | United States | Nasdaq | |
| 35 | $231M | Communication Services | Telecom Services | United States | Nasdaq | |
| 36 | $197M | Communication Services | Telecom Services | United States | Nasdaq | |
| 37 | $160M | Communication Services | Telecom Services | United States | Nasdaq | |
| 38 | $120M | Communication Services | Telecom Services | United States | Nasdaq | |
| 39 | $98.3M | Communication Services | Telecom Services | United States | Nasdaq | |
| 40 | $39.7M | Communication Services | Telecom Services | United States | Nasdaq | |
| 41 | $32.0M | Communication Services | Telecom Services | United States | Nasdaq | |
| 42 | $24.8M | Communication Services | Telecom Services | United States | Nasdaq | |
| 43 | $15.7M | Communication Services | Telecom Services | United States | Nasdaq | |
| 44 | $11.5M | Communication Services | Telecom Services | United States | Nasdaq | |
| 45 | $9.12M | Communication Services | Telecom Services | United States | Nasdaq | |
| 46 | $8.09M | Communication Services | Telecom Services | United States | Nasdaq | |
| 47 | $7.67M | Communication Services | Telecom Services | United States | Nasdaq | |
| 48 | $5.70M | Communication Services | Telecom Services | United States | Nasdaq | |
| 49 | $4.88M | Communication Services | Telecom Services | United States | Nasdaq | |
| 50 | $0.54M | Communication Services | Telecom Services | United States | Nasdaq | |
| 51 | Communication Services | Telecom Services | United States | NYSE | ||
| 52 | Communication Services | Telecom Services | United States | NYSE |