Cities in area code 279
Area code 279 serves 16 localities in California, led by Sacramento:main Da, Sacramento:north Da, Folsom. The table lists every rate center — the billing locality each prefix is anchored to — with its share of the code's 143 active prefixes.
By numbering footprint the leading localities are Sacramento:main Da, Sacramento:north Da, Folsom, Elk Grove, Roseville:main Da, Fair Oaks (sacramento), South Placer and Lincoln, and 7 smaller communities down to single-prefix localities. Prefix counts track lines in service, so the ranking is a reasonable proxy for where the code's subscribers actually are.
Metropolitan coverage: 16 rate centers belong to FCC top-100 metro areas.
Overlap note: 16 localities are shared with other area codes, so a neighbor's number may differ in its first three digits.
Clock-wise the coverage is Pacific.
A caller's real location can differ: numbers port between carriers and follow their owners when they move. Use the prefix tables to see where a specific number block was issued.
| Locality (rate center) | Active prefixes | Metro area | All codes serving it |
|---|---|---|---|
| Sacramento:main Da | 42 | Sacramento--Roseville--Folsom, CA | 279, 916 |
| Sacramento:north Da | 23 | Sacramento--Roseville--Folsom, CA | 279, 916 |
| Folsom | 16 | Sacramento--Roseville--Folsom, CA | 279, 916 |
| Elk Grove | 12 | Sacramento--Roseville--Folsom, CA | 279, 916 |
| Roseville:main Da | 11 | Sacramento--Roseville--Folsom, CA | 279, 916 |
| Fair Oaks (sacramento) | 7 | Sacramento--Roseville--Folsom, CA | 279, 916 |
| South Placer | 6 | Sacramento--Roseville--Folsom, CA | 279, 916 |
| Lincoln | 5 | Sacramento--Roseville--Folsom, CA | 279, 916 |
| Roseville:citrus Heights Da | 5 | Sacramento--Roseville--Folsom, CA | 279, 916 |
| Rio Linda | 4 | Sacramento--Roseville--Folsom, CA | 279, 916 |
| Michigan Bar | 3 | Sacramento--Roseville--Folsom, CA | 279, 916 |
| Meadowview | 3 | Sacramento--Roseville--Folsom, CA | 279, 916 |
| Courtland | 2 | Sacramento--Roseville--Folsom, CA | 279, 916 |
| Walnut Grove | 2 | Sacramento--Roseville--Folsom, CA | 279, 916 |
| Pleasant Grove | 1 | (Sacramento-Roseville-Folsom, CA Metropolitan Statistical Area) | 279, 916 |
| Isleton | 1 | Stockton-Lodi, CA | 279, 916 |
FAQ
What is the biggest city in area code 279?
Sacramento:main Da holds the most active prefixes (42), making it the code's largest numbering locality.
How many places does 279 cover?
16 rate centers in California hold active 279 prefixes, from Sacramento:main Da down to communities with a single prefix.
Does a 279 number guarantee the caller lives in one of these places?
No — the tables show where number blocks were issued. Porting and VoIP let people keep or acquire numbers anywhere.