The 530 area code serves a huge stretch of northern and northeastern California, from the Sacramento Valley up into the Sierra Nevada and the far north of the state. Split from 916 in 1997, it covers rural counties, college towns, and mountain resorts alike. If a 530 number has appeared on your caller ID, this guide explains where it comes from, how to dial it, and how to stay safe from spoofed calls.
Quick Summary: Area Code 530 at a Glance
| Detail | Information |
|---|---|
| Area Code | 530 |
| State | California (CA) |
| Major Cities | Redding, Chico, Davis, Yuba City |
| Time Zone | Pacific Time (PT) |
| Country Code | +1 (USA) |
| Overlay Codes | None (standalone) |
Geographic Coverage & Major Cities
Area code 530 covers much of interior northern California, spanning a large group of counties including Shasta, Butte, Yolo, Nevada, El Dorado, Sutter, Yuba, Tehama, Lassen, and Siskiyou. It reaches from the northern Sacramento Valley up to the Oregon border and east across the Sierra Nevada.
Cities and communities served by the 530 area code include:
- Redding – the largest city in the region and the hub of far northern California
- Chico – a Butte County college town, home of Chico State
- Davis – a Yolo County city and home of the University of California, Davis
- South Lake Tahoe & Truckee – Sierra Nevada resort towns; plus Yuba City and Grass Valley
From farm country and university towns to alpine ski resorts, a 530 number reflects the wide-open, geographically diverse character of northern California.
A Brief History of Area Code 530
Area code 530 was created in 1997 in a geographic split from area code 916. As the Sacramento region grew, the numbering plan carved off the surrounding rural, mountain, and northern counties into the new 530 code, while 916 kept the metro capital area. Covering one of the largest and least densely populated regions in the state, 530 has never required an overlay and remains one of the few California codes still using a single area code.
Time Zone & Best Time to Call
Numbers in the 530 area code use Pacific Time (PT). The region observes Daylight Saving Time, shifting from PST (UTC-8) to PDT (UTC-7) between March and November each year.
How to Dial Phone Numbers in Area Code 530
Because 530 has no overlay, both 7-digit and 10-digit local dialing have historically worked, but 10-digit dialing is now the recommended standard across the United States.
Calling within the United States or Canada
- 10-digit dialing: Include the area code – 530-XXX-XXXX.
- 11-digit dialing: You can also dial 1-530-XXX-XXXX; the leading 1 is the NANP country code.
Calling from outside the United States
- Format: [exit code] + 1 + 530 + XXX + XXXX
- From the UK, Europe, or most of Asia/Africa: 00 1 530 XXX XXXX
- From any mobile phone worldwide: +1 530 XXX XXXX
Is Area Code 530 a Scam? Safety & Protection Tips
Area code 530 is a legitimate California area code – a call from it is not fraudulent by default. However, scammers frequently spoof local codes like 530, faking the caller ID so their number appears to come from a trusted northern California line. Neighbor spoofing, which mimics the first six digits of your own number, is especially common.
Common scam tactics linked to this region
| Scam type | What to watch for |
|---|---|
| Government impersonation | Callers posing as the IRS or SSA threatening arrest or fines |
| Bank & card fraud alerts | Claims of “suspicious activity” seeking your account details |
| Utility shut-off threats | Demands for immediate payment to avoid disconnection |
| Disaster relief & charity scams | Fake wildfire-relief or donation appeals common after regional emergencies |
How to report, block, and look up 530 callers
- Never share personal or financial details with an unexpected caller, however urgent they sound.
- Block the number using your phone’s built-in call-blocking feature or a reputable call-screening app.
- Look up the number with a trusted reverse phone lookup before returning any call.
- Report it to the FTC at reportfraud.ftc.gov and register at DoNotCall.gov.
Nearby & Related Area Codes in California
Area code 530 borders several other Northern California codes:
- 916 & 279 – the Sacramento metro split from 530’s territory (see our 916 area code guide)
- 209 – Stockton, Modesto, and the northern San Joaquin Valley (see our 209 area code guide)
- 707 – the North Bay and North Coast to the west (see our 707 area code guide)
- 775 – neighboring northern Nevada, including Reno and Lake Tahoe’s east shore
Explore more codes across the state on our California area codes hub, or browse every prefix in our US area codes directory.
↑ See the complete list of All US Area Codes by State – every area code across all 50 states in one directory.
Explore Neighboring States
Researching area codes just across the state line? Start with these codes in the states that border California:
Frequently Asked Questions About Area Code 530
Where is the 530 area code located?
Area code 530 covers northern and northeastern California, including Redding, Chico, Davis, and South Lake Tahoe. It operates on Pacific Time and split from area code 916 in 1997.
Does the 530 area code have an overlay?
No. Because it serves a large but sparsely populated region, 530 has never needed an overlay and still covers its entire territory on a single area code.
Is 530 a landline or cell phone area code?
Both. Area code 530 serves landlines, mobile phones, and VoIP numbers throughout interior northern California.
Should I answer a call from an unknown 530 number?
If you are not expecting the call, let it go to voicemail. Legitimate callers leave a message, while spoofed or robocall numbers usually will not. Verify any unfamiliar number with a reverse lookup before calling back.
Related 530 Guides
- Is a 530 call safe? Read Is area code 530 a scam? Spam & safety guide.
- Worried about spam or robocalls? Browse our Scam Alerts directory.