Caller ID for
Area code 530
Area code 530 Chico, California
Area code 530 is in California, with numbers assigned in Chico, Redding, Marysville and 111 more places. It’s 9:14 PM there now.
- State
- California41 area codes in California
- Time zone
- Pacific9:14 PM there now
- Exchanges
- 782114 places
- Overlay
- 837Same area, 10-digit dialing
- No sign-up
- We never contact the number
- Spam risk included
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Where area code 530 is
Numbers in 530 are assigned to 114 places in 24 counties: Butte County, Shasta County, Yolo County, Yuba County, Placer County, Siskiyou County, plus 18 more.
No single place dominates: Chico, the largest, has 8% of the exchanges.
- Chico64
- Redding60
- Marysville53
- Auburn43
- Portola Valley36
- Davis33
- Green Valley28
- Woodland26
- Oroville22
- Red Bluff14
- Truckee13
- Shingle Springs12
- Anderson11
- Yreka10
- Nevada City9
- Colfax9
- Paradise9
- Mount Shasta8
- Susanville8
- Corning7
- Quincy6
- Alleghany6
- Orland6
- Willows6
Phone companies in 530
782 blocks of numbers in 530 are held by 48 phone companies. The most belong to AT&T (181), AT&T Mobility (67) and T-Mobile (67).
A large share, about 41%, belongs to competitive and internet phone carriers; wireless networks hold 25% and local phone and cable companies 34%.
A block’s holder is the company it was first assigned to; numbers can move to other carriers since.
History and overlays
530 went into service in 1997, added to the area of 916.
837 (since 2025) shares the same area, so a new number there can get any of these codes and local calls are dialed with all 10 digits.
87 new exchanges were assigned since 2021, the latest in August 2026.
Calling 530
It’s 9:14 PM Pacific time in 530 right now.
From elsewhere in the U.S., dial 1, 530 and the 7-digit number; inside the area, all 10 digits too.
Nearby area codes
California has 41 area codes: 209, 213, 279, 310, 323, 341, 350, 357, 369, 408, 415, 424, 442, 510, 530, 559, 562, 619, 626, 628, 650, 657, 661, 669, 707, 714, 738, 747, 760, 805, 818, 820, 831, 837, 840, 858, 909, 916, 925, 949 and 951.
- 916 · Sacramento, CA · about 54 mi
- 279 · Sacramento, CA · about 54 mi
- 707 · Santa Rosa, CA · about 77 mi
- 369 · Santa Rosa, CA · about 77 mi
- 510 · Oakland, CA · about 114 mi
- 350 · Stockton, CA · about 117 mi
From the North American Numbering Plan Administrator’s area code and exchange records (10/22/2026) and U.S. Census place and county names. Places and companies are where number blocks were assigned, not where anyone lives or which carrier a number uses today.
Map of the 530 area code
Map of the 530 area code around Chico, Redding and Marysville, California.
Cities on the map
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Questions about 530
Where is area code 530?
In California, covering Chico, Redding and Marysville and other places across 24 counties.
What time zone is 530 in?
Pacific time. It was 9:14 PM there when this page loaded.
Is 530 an overlay?
Yes. 837 serves the same area, so dial all 10 digits for local calls.
Which phone companies have 530 numbers?
48 companies hold blocks; the most belong to AT&T, AT&T Mobility and T-Mobile. About 25% of blocks are wireless.
Is 530 running out of numbers?
Not on record. 87 new exchanges have been assigned since 2021.