530 area code
Chico area, Pacific Time.Area code 530 covers Chico, Redding, Marysville and 122 more places in California, on Pacific Time. 837 covers the same area.
Right now in Chico
Pacific Time (PST, UTC-8; PDT, UTC-7 in summer)
Calling hours: Every day, 8 AM to 9 PM (the federal rule)
Small talk
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Where 530 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 530 has 125. Each one's share is how many 530 numbers start there. Its biggest metro area is Sacramento--Roseville--Folsom, CA.
- Chico8%
- Redding8%
- Marysville7%
- Auburn6%
- Placerville5%
- Davis4%
- Grass Valley4%
- Woodland3%
- Oroville3%
- South Tahoe2%
Also: Red Bluff, North Tahoe, Truckee, Shingle Springs, Anderson, Yreka, Colfax, Nevada City, Paradise, Mount Shasta, Susanville, Corning + 103 more
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call a 530 number?
Sales calls to homes and cell phones have legal hours, set by the federal rule. Hold every 530 number to them, since you can't tell a work line from a personal cell.
What applies to 530Every day, 8 AM to 9 PM
- Federal (TCPA and FTC rule)Every day, 8 AM to 9 PMCalls to residential and mobile numbers. Most calls to businesses are exempt from the FTC's rule.47 CFR 64.1200(c)(1); 16 CFR 310.4(c) (opens in a new tab)
Local time comes from the area code, not from where the person is today. Mobiles keep their number when they move. Calling hours here are a guide, not legal advice. Every state's calling hours, with sources
530 and 837
530 went into service on November 1, 1997, split off from 916. 530 and 837 cover the same area, so new numbers can get either code and neighbors can have different area codes. 530 holds 100% of the area's exchanges; 837 holds the rest. Local calls take all 10 digits.
- 1997530 starts
- 2025837 overlay
Source: NANPA area code database
Other California area codes
All California area codes- Stockton209350
- Los Angeles213323738
- Sacramento279916
- Compton310424
- Oakland341510
- Fresno357559
- Santa Rosa369707
- San Jose408669
- San Francisco415628
- Oceanside442760
- Long Beach562
- San Diego619858
- Alhambra626
- Palo Alto650
- Anaheim657714
- Bakersfield661
- Van Nuys747818
- Santa Barbara805820
- Salinas831
- Ontario840909
- Walnut Creek925
- Irvine949
- Riverside951
Calling a list of 530 numbers?
Paste it into the free phone number validator. It checks every number, finds each one's time zone and sorts the list by who you can call right now.
530 area code FAQ
What area code is 530?
530 is a California area code for Chico, Redding, Marysville, Auburn and 121 more places.
What time zone is the 530 area code in?
Pacific Time (PST, UTC-8; PDT, UTC-7 in summer).
Is 837 the same as 530?
Same area, different code. 530 and 837 cover the same area (an overlay), so new numbers can get any of them and local calls take all 10 digits.
What are the calling hours for 530 numbers?
Every day, 8 AM to 9 PM, local time, under the federal rule.
When did the 530 area code start?
On November 1, 1997. It was split from 916.
Calling 530 numbers? Reach more of them.
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