| Area Code: | 202 |
| Prefix: | 406-#### |
| Line Type: | Landline |
| City: | Washington |
| County: | District of Columbia |
| State: | Washington DC |
| Country: | USA |
| Area Code: | 202 |
| Prefix: | 406-#### |
| Line Type: | Landline |
| City: | Washington |
| County: | District of Columbia |
| State: | Washington DC |
| Country: | USA |
| Number Range | Provider |
|---|---|
| (202) 406-0### | NEW CINGULAR WIRELESS PCS, LLC - DC |
| (202) 406-1### | VERIZON WASHINGTON, DC INC. |
| (202) 406-2### | VERIZON WASHINGTON, DC INC. |
| (202) 406-3### | VERIZON WASHINGTON, DC INC. |
| (202) 406-4### | VERIZON WASHINGTON, DC INC. |
| (202) 406-5### | VERIZON WASHINGTON, DC INC. |
| (202) 406-6### | VERIZON WASHINGTON, DC INC. |
| (202) 406-7### | VERIZON WASHINGTON, DC INC. |
| (202) 406-8### | VERIZON WASHINGTON, DC INC. |
| (202) 406-9### | VERIZON WASHINGTON, DC INC. |
