CALIFORNIA · AREA CODE GUIDE
279 area code location: Sacramento and Elk Grove, California
- Local date and time
- Pacific Time
Map data: HSIP (2010) · NANPA · US Census Bureau, checked 26 September 2026. Boundaries are approximate.
Use arrow keys to pan. To zoom, use plus and minus, or hold Ctrl or ⌘ and scroll. On touch screens, use two fingers.
Download the 279 area code map
A printable area code 279 location map, with time zone and state. Use the PNG image in a document or slide; the SVG stays sharp at any size.
279 area code at a glance
- State
- California
- Primary cities
- Sacramento, Elk Grove, and Roseville
- Established
- Population
- Largest community: Sacramento, 536,449 (2025)Not an area-code population.
- Prefixes in service
- 147 as of 13 October 2026
An area code does not show where a caller is now.
History
Country and calling code: United States (+1).
Parent code: 916.
New code planned: No, as of 22 September 2026.
Time zone
- Pacific Time
- Standard time UTC−08:00
- Daylight saving time UTC−07:00
Counties and cities covered
279 numbers are issued across 15 communities. These are telephone exchange areas, which follow the phone network rather than city limits, so a place can sit just outside the boundary of the town it is named for.
Counties of the communities we could place (the code may reach further): Sacramento County and Placer County.
- Sacramento
- Elk Grove
- Roseville
- Folsom
- Citrus Heights
- Lincoln
- Isleton
- Courtland
- Fair Oaks (sacramento)
- Meadowview
- Michigan Bar
- Pleasant Grove
- Rio Linda
- South Placer
- Walnut Grove
Notable places in 279
| Place | Where | What it is |
|---|---|---|
| Sacramento International Airport | 13.0 km from Rio Linda | Commercial airport, 6,679,426 enplanements (2024) |
| ARCO Arena | 7.9 km from Rio Linda | Arena |
| McClellan Airfield | 4.2 km from Rio Linda | Airport |
| Rancho Murieta Airport | 20.3 km from Folsom | Airport |
| American River College | 7.1 km from Citrus Heights | College |
| Cosumnes River College | 5.5 km from Elk Grove | College |
| Folsom City Zoo Sanctuary | 2.6 km from Folsom | Zoo |
| Folsom Lake College | 1.5 km from Folsom | College |
| McClellan Air Force Base | 4.2 km from Rio Linda | Military base |
| Rusch Botanical Gardens | 1.8 km from Citrus Heights | Botanical garden |
Area code 279
279 started service on .It came from 916.
Its numbers are issued in the same communities as 916.
No new code is planned for the region as of .
Area code 916 has its own page.
Questions about 279
Where is the 279 area code?
279 is in California. Its numbers are issued in Sacramento, Elk Grove, Roseville, and 12 other communities.
What time zone is area code 279 in?
279 is in Pacific Time. Daylight saving time is observed.
Is 279 an overlay?
Yes. 279 was added as an overlay on 916 on 10 March 2018.
What cities are in the 279 area code?
Sacramento, Elk Grove, Roseville, Folsom, and Citrus Heights, and 10 other communities.
What state is area code 279 in?
Area code 279 is in California.
What counties are covered by area code 279?
Area code 279 covers communities in Sacramento County and Placer County.
Is 279 a toll-free area code?
No. 279 is a geographic area code. The toll-free codes are 800, 833, 844, 855, 866, 877, and 888.
Sources: NANPA area code listing, NANPA places by area code, NANPA central office code assignments, U.S. Census Bureau population estimates, OMB metropolitan area delineations. Checked .
Business phone numbers in area code 279, answered by an AI agent
A local number for Sacramento, Elk Grove, and Roseville, California, with an AI receptionist that takes caller details, answers the questions you give it, and books appointments. Numbers depend on what carriers have left.