Discovering the truth about a phone number, email, or address history can be eye-opening, please use this tool with caution.USA Area code 530 - Chico, CA
Area code 530 is a North American Numbering Plan telephone area code serving Area code in northern California in California. It was activated in 1997 .
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Who called me from area code 530?
A call from area code 530 most likely originates from Chico or elsewhere in California - but caller ID spoofing means the area code alone cannot confirm who called. Right now, 25 530 numbers carry scam reports on this page. The only reliable way to identify the caller is to check the full 10-digit number:
- Run the number through the reverse phone lookup at the top of this page to see the owner's name, carrier, and location.
- Compare it against the recently reported scam numbers in 530 below.
- If the call was unwanted, report it to the FTC and use the report form on this page so other 530 residents see it.
Report a scam call from 530 Help other 530-area residents - takes 20 seconds, no signup
Reports are reviewed by our team before appearing on the page. The highest-reported numbers get added to the “Recently reported scam numbers” list above with a “community” badge.
Should I answer a call from a 530 number? Take the 30-second quiz - 5 questions, verdict + advice
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Next step: run a reverse-phone lookup on the number to see everything public about it.
Where is the 530 area code? Coverage map
The pin marks Chico, the largest city served by area code 530. Zoom and pan to explore the coverage region.
Interactive map. Click a pin for city details. Data © OpenStreetMap contributors.
Cities in the 530 area code
Area code 530 serves the following 266 communities across 5 counties:
Area codes near 530 (overlay + neighboring)
If a caller ID shows one of these codes, the call is probably still from the Chico area or a nearby region. Click any code to see its own page.
530 area code robocall complaints (FCC data)
Monthly count of FCC complaints tagged to numbers in area code 530 over the last 12 months.
Source: FCC Consumer Complaint Data (dataset vakf-fz8e). Data as of August 9, 2026. Refreshed monthly.
How 530 area code spam calls arrive
Based on 66 FCC complaints in the last 12 months, here's how 530 spam calls reached recipients:
FCC Consumer Complaint Data, last 12 months as of August 9, 2026. Refreshed monthly. Note: the FCC dataset labels method (Live Voice / Prerecorded / SMS) but does not classify scam type (IRS impersonation, tech support fraud, etc.) - those come from community reports.
Recently reported scam numbers in 530
Numbers reported to the FCC or by our community in the last 12 months. Click any to run a full reverse-phone lookup.
Source: FCC Consumer Complaint Data, last 12 months as of August 9, 2026. Refreshed monthly. Numbers submitted via the report form near the top of this page get added here with a “community” badge after moderation.
How to block 530 spam calls (by carrier)
Getting repeated spam calls from 530 numbers around Chico, California? You can't legitimately block every 530 call without also missing legitimate ones from Chico, California - so the practical fix is to turn on your carrier's free spam filter and register on the national do-not-call list. Step-by-step for each major US carrier below.
AT&T
- Download the free AT&T ActiveArmor app (iOS + Android).
- Sign in with your wireless number.
- Enable Fraud Blocking and Suspected Spam Warning.
- To block a specific number, tap the call in your history → Block.
Verizon
- Download the free Verizon Call Filter app (iOS + Android).
- Sign in with your Verizon account.
- Turn on Spam Filter.
- To block a specific number: My Verizon → Blocks → Add Number.
T-Mobile
- Download the free Scam Shield app (iOS + Android).
- Enable Scam Block (blocks known scam calls silently).
- Use Scam ID to see “Scam Likely” caller ID on suspicious numbers.
- To block a specific number, dial
#662#from your device.
All carriers
- Register on the FTC's National Do-Not-Call list.
- Report unwanted calls to the FCC at fcc.gov/complaints.
- On iPhone: Settings → Phone → Silence Unknown Callers.
- On Android: Phone app → ⋮ → Settings → Caller ID & spam.
Sources: carrier support pages (AT&T, Verizon, T-Mobile), FCC consumer guides. Free features as of 2026. Every one of these steps costs nothing.
History of the 530 area code
Area codes 530 and 837 are telephone area codes in the North American Numbering Plan (NANP) in northeastern and Northern California. 530 was created in 1997 in an area code split of 916 and 837 was added to the same numbering plan area as an overlay in 2025.
530 area code FAQ: common questions
What area code is 530?
Area code 530 is a North American Numbering Plan area code that serves Area code in northern California in California, primarily including Chico and surrounding communities. It was activated in 1997.
Where does area code 530 cover?
Area code 530 covers Butte County, Humboldt County, Nevada County, Sierra County, Trinity County, including cities such as Auburn, Chico, Colfax, Davis, Grass Valley, and roughly 261 other communities.
Is 530 a real area code or a scam?
530 is a real, actively-assigned US area code - not itself a scam. However, spammers do use 530 numbers because the code is well-known and appears local to millions of residents. Always verify the specific number, not the area code.
How do I block 530 spam calls?
You cannot legitimately block an entire area code without also blocking legitimate calls from Chico. Better options: register on the National Do-Not-Call list, enable your carrier's spam-filter (all major US carriers now offer this free), and report unwanted calls to the FCC at fcc.gov/complaints so they show up in the trend data on this page.
What's the overlay area code for 530?
530 shares coverage with overlay code 837. That means new phone numbers issued in the same geographic area may have either area code, and 10-digit dialing is required.
Sources
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