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US area code · California

530 area code

Where the 530 area code is, its overlay and how to dial a +1 530 number from anywhere.

CoversChico, CaliforniaTime zonePacific (PT)TypeOverlay
Quick answer

The 530 area code is in Chico, California, United States (Pacific (PT)). To call from abroad: +1 530 555-0123. It is an overlay, so all 10 digits are dialled.

StateCalifornia
Main areaChico
Time zonePacific (PT)
TypeOverlay
10-digit dialingRequired
In service since23-Jun-1997

The 530 area code is a geographic North American Numbering Plan (NANP) code covering Chico, California. It has been in service since 23-Jun-1997 and sits in the Pacific (PT) time zone.

Overlay 530 shares its region

Several area codes cover the same geographic area, so two neighbours can have different codes. Because of the overlay, you must dial all 10 digits (area code + number) even for local calls.

530837916

How to dial a 530 number

From abroad+1 530 555-0123
Within the US / Canada1 530 555-0123
Locally (same area)530 555-0123

Cities in the 530 area code

A 530 number is usually in one of these places in California — 5 counties.

Chico ButteDavis YoloParadise ButteRedding ShastaSouth Lake Tahoe El DoradoWoodland YoloYuba City Sutter

Other California area codes

209213279310323341350357369408415424442510559562

Frequently asked questions

Where is the 530 area code?

The 530 area code is in Chico, California, United States (Pacific (PT)).

Is 530 an overlay area code?

Yes. 530 overlays the same region as 837, 916, so callers dial all 10 digits.

Do I have to dial 10 digits for 530?

Yes — dial the area code plus the seven-digit number.

How do I call a 530 number from another country?

Dial your exit code (or +), then 1, then 530, then the number: +1 530 555-0123.

Source: NANPA numbering plan. An area code covers a region, not a precise address — a 530 number does not pinpoint a street or ZIP code.

Number holders in area code 530

Each prefix (the three digits after the area code) is assigned by NANPA to one telephone company. 800 prefixes are in use in 530, shared by 59 companies. The largest holders:

CompanyPrefixesShare
Pacific Bell18223%
New Cingular Wireless PCS, LLC678%
Onvoy, LLC668%
Cellco Partnership Dba Verizon Wireless537%
Level 3 Communications, LLC506%
T-Mobile USA, Inc.476%

Source: NANPA central office code assignments. A number keeps its original prefix when it is ported to another carrier.

Complaints about 530 numbers

Reports to the FTC, last 30 days
556
Recorded messages or robocalls
54%
Rank among area codes
#155 of 670
Most reported subjects
Other (177)
Reducing your debt (credit cards, mortgage, student loans) (111)
Dropped call or no message (82)

Period Aug 26 – Sep 24, 2026. These are the numbers shown on the caller ID of the reported calls; many are spoofed and do not belong to the real caller.

Source: US Federal Trade Commission, Do Not Call reported calls data (daily files).

All US area codes United States +1 Map of area code 530 — cities & rate centres

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