List of Cancer treatment centers in California
California has approximately 577 Cancer treatment centers as of March 13, 2026.
California, contributing around 8.9% of all 6,505 Cancer treatment centers in United States, making it one of the largest and most important state-level markets for targeted outreach. Around 70.5% of Cancer treatment centers in California have email addresses, 96.4% have phone numbers, and 69.3% include both — with 77.6% also having a website.
Businesses in this dataset are well-represented on social media: 346 have Facebook pages, 209 are on Instagram, 309 have LinkedIn profiles, 295 use X (formerly Twitter), 176 maintain YouTube channels. Over 322 Cancer treatment centers have been rated by real users, making this dataset a strong fit for reputation management and review-based outreach. This dataset helps target Cancer treatment centers across California efficiently.
| 577 Number of Cancer treatment centers | |
| 407 Email addresses | |
| 556 Phone numbers | |
| 448 With Websites | |
| 309 LinkedIn Profiles |
| 346 Facebook Profiles | |
| 209 Instagram Handles | |
| 295 X Handles | |
| 176 YouTube Channels | |
| 400 Phone and Email |
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Data updated on March 13, 2026
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Download sample list of Cancer treatment centers in California
Find new clients and close more deals with the world s best business leads provider. You can download Cancer treatment centers email and phone number lists for your sales teams. Here is a random sample of 0 records for you to look at the fields and the data that we provide.
| NAME | Address | City | State | Country | Phone | Website | Review Count | Review Scores | Google URL | Youtube | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
How many Cancer treatment centers are there in the California?
Cancer treatment centers in the California
Last updated: March 13, 2026
Approximately 70.5% of Cancer treatment centers in California have email contacts, while 96.4% have phone numbers, giving strong contact coverage for regional sales and marketing.
Data last updated March 13, 2026
96.4%
556 Cancer treatment centers in California with Phone Number
70.5%
407 Cancer treatment centers in California with Email Address
69.3%
400 Cancer treatment centers in California with Phone and Email
How to Use the List of Cancer treatment centers in California
Explore various use cases for leveraging our contact database.
Territory Sales & Regional Prospecting
Phone coverage across California is solid — 96.4% of cancer treatment centers have phone numbers in this dataset. Your team can start calling California-based prospects immediately, without spending time sourcing or validating contacts first.
Statewide Email Campaigns
70.5% of cancer treatment centers in California have an email address on record. That's enough coverage to run full-state email sequences — from initial outreach to follow-up — hitting every major market and regional hub in a single campaign.
Multi-Channel Outreach Across California
69.3% of cancer treatment centers in California have both phone and email on record. Rather than running separate lists per channel, your team can coordinate calls, emails, and follow-ups against the same contacts from one dataset.
Regional Ad Targeting
77.6% of cancer treatment centers in California have a listed website — a strong signal of digital presence. Use those records to build lookalike audiences or upload the full list as a custom audience on Facebook, Google, or LinkedIn for precise, state-level ad targeting.
Pitching Services to California Businesses
75.0% of cancer treatment centers in California are rated 4 stars or higher by real customers — a prime segment for reputation management tools, review platforms, and any service that helps businesses maintain or grow their online presence statewide.
A strong mid-tier state for Cancer treatment centers outreach: broad enough for scale, specific enough that messaging can be tailored to the regional market.
List of Cancer treatment centers in California with Social Media Accounts
60.0% on Facebook — indicating high social adoption across the state, supporting both organic and paid strategies
Explore Related Cancer treatment centers by Location
Around 77.6% of Cancer treatment centers in California have an active website, ideal for agencies and SaaS tools looking to scale their reach across a single high-value state.
Data last updated March 13, 2026
77.6%
448 Cancer treatment centers in California that have a website
22.4%
129 Cancer treatment centers in California that do not have a website
Download sales qualified leads of Cancer treatment centers in the California
Download this data in CSV, Esri Shapefile, Excel, GeoJSON, or KML (Google Earth) file formats.
With 433 Cancer treatment centers rated 4 stars or above, California is a strong market for reputation management and statewide review outreach strategies.
194
1-star rated Cancer treatment centers in California
76
2-star rated Cancer treatment centers in California
80
3-star rated Cancer treatment centers in California
111
4-star rated Cancer treatment centers in California
322
5-star rated Cancer treatment centers in California
Frequently Asked Questions
Answers of the most common questions about our dataset
How many Cancer treatment centers are there in California?
There are 577 Cancer treatment centers in California as of the latest update. This makes California an active market for B2B outreach and lead generation in the Cancer treatment centers industry.
How many Cancer treatment centers in California have email addresses?
407 Cancer treatment centers in California have verified email addresses — giving you a strong foundation for direct email outreach and drip campaigns.
How many Cancer treatment centers in California have phone numbers?
556 Cancer treatment centers in California include phone numbers. Of those, 400 also have email addresses, making them ideal for multi-channel outreach.
Which cities in California have the most Cancer treatment centers businesses?
The concentration of Cancer treatment centers varies across cities within California. The dataset includes a full cities-level breakdown so you can identify and prioritize the strongest markets for your campaigns.
Is this dataset suitable for statewide outreach to Cancer treatment centers in California?
Absolutely. The dataset covers 577 Cancer treatment centers businesses across California, giving you full statewide coverage for email, phone, and digital campaigns without geographic gaps.
What data fields are included for each Cancer treatment centers in California?
Each record typically includes business name, address, phone number, email, website, social media handles (Facebook, Instagram, LinkedIn, X, YouTube), and customer ratings where available.
How can I access the complete Cancer treatment centers list for California?
You can purchase and instantly download the full dataset from this page. A free sample is also available so you can review the data quality and structure before buying.
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