| District of California area codes: 530 | |
|---|---|
| Country | United States |
| State/Province | California |
| Major City | Sacramento |
| Time Zone | Pacific (UTC-08:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 530-364 | Shasta | Anderson, CA | Pac - West Telecomm |
| 530-365 | Shasta | Anderson, CA | Pacific Bell |
| 530-366 | Tehama | Red Bluff, CA | AT&T Local |
| 530-367 | Placer | Foresthill, CA | Foresthill Telephone Co. |
| 530-368 | Placer | Auburn, CA | New Cingular Wireless PCS |
| 530-369 | Nevada | N San Juan, CA | North County Communications Corp. |
| 530-370 | Butte | Biggs, CA | New Cingular Wireless PCS |
| 530-371 | Yolo | Woodland, CA | American Messaging (am) |
| 530-372 | Yolo | Davis, CA | American Messaging (am) |
| 530-373 | Yuba | Marysville, CA | American Messaging (am) |
| 530-374 | Nevada | Grass Valley, CA | American Messaging (am) |
| 530-375 | Plumas | Westwood, CA | New Cingular Wireless PCS |
| 530-376 | Shasta | Redding, CA | American Messaging (am) |
| 530-377 | Placer | Auburn, CA | O1 Communications |
| 530-378 | Shasta | Anderson, CA | Pacific Bell |
| 530-379 | Yolo | Woodland, CA | Sprint Spectrum L.p. |
| 530-380 | Shasta | French Gulch, CA | Pac - West Telecomm |
| 530-381 | Placer | Auburn, CA | American Messaging (am) |
| 530-382 | Placer | Colfax, CA | American Messaging (am) |
| 530-383 | Yolo | Woodland, CA | New Cingular Wireless PCS |
There are 645 prefixes, In the code area, the major cities are Chico, CA;Davis, CA;Paradise, CA;Redding, CA;South. The major city is Sacramento.