The table below shows cell phone coverage around Area 51 for the major providers as of April 2007. Coverage typically includes the entire valley where the site is located. Corrections/updates are welcome.
| Location | Verizon Wireless | Alltel | Cingular GSM | Cingular TDMA | Sprint | T-Mobile | Page Plus Prepaid |
| Coyote Springs Valley (south of Alamo) | Digital Verizon incl. Enhanced Features | Digital | -- | -- | Digital Roam | -- | Digital |
| Alamo | Digital Verizon incl. Enhanced Features | Digital | -- | Analog Roam | Digital Roam | -- | Digital |
| Rachel | Analog Verizon | Analog | -- | -- | Analog Roam | -- | Analog |
| Warm Springs | Analog Extended Netw. | ? | -- | Analog Roam | ? | -- | -- |
| Tonopah | Digital Extended Netw. | ? | ? | Digital Roam | ? | Digital Roam | Digital Roam |
| -- = No coverage ? = Coverage unknown | |||||||