Founded in 1874, Modoc County is one of 58 counties in the state of California. Historically, Modoc County was formed from Siskiyou. The city of Alturas is the county seat. With FIPS code of 49, Modoc County has a population of 8,661 and area of 3,944 square miles (10,215 km2).
List of all cities in Modoc County, CA alphabetically
| City/Town | Postal Code | Area Code |
| Adin, CA | 96006 | 530 |
| Alturas, CA | 96101 | 530 |
| Alturas Rancheria, CA | 96101 | 530 |
| California Pines, CA | 96101 | 530 |
| Canby, CA | 96015 | 530 |
| Cedarville, CA | 96104 | 530 |
| Davis Creek, CA | 96108 | 530 |
| Eagleville, CA | 96110 | 530 |
| Fort Bidwell, CA | 96112 | 530 |
| Lake City, CA | 96115 | 530 |
| Likely, CA | 96116 | 530 |
| Lookout, CA | 96054 | 530 |
| Willow Ranch, CA | 96108 | 530 |
| Xl Ranch Indian Reservation, CA | 96101 | 530 |
Map of Cities in Modoc County, CA
