17 Best Business Internet Providers in San Mateo County, CA
Find business internet availability by address in San Mateo County, CA
Jump to: Availability Maps | Residential Internet in San Mateo County
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San Mateo County ISP Report Card | A- |
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Download Speed for Most Businesses | 4,951 Mbps |
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Number of Business ISPs | 17 |
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Real San Mateo County Customer Ratings | 17 |
This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
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This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
San Mateo County has 17 business internet providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in San Mateo County.
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San Mateo County has 17 business internet providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in San Mateo County.
Compare Providers Ranked by Coverage, Speed, and Customer Ratings
Comcast Business
Connection
Customer Rating
Fiber
Cable
AT&T Business
Connection
Customer Rating
Fiber
DSL
Fixed Wireless
Astound Business
Connection
Customer Rating
Fiber
Cable
DSL
Sonic
Connection
Customer Rating
Fiber
Above are the top 4 business internet providers in San Mateo County, CA for most people based on high speed internet coverage, speeds, and customer reviews. Click below to see all providers in your county.
Speed and technology may vary by address for all providers. Please note we may have a financial relationship with some of the providers above, which does not impact the customer ratings displayed. Customer ratings listed above are national ratings, local San Mateo County ratings may vary and are shown below.
Which Providers are Available at my Business in San Mateo County?
a different provider.
Internet Availability Key
Speeds and coverage vary within the county, and sometimes even from block to block. The map shows speeds per provider and where each provider is available.
Top Rated Business Internet Providers in San Mateo County, CA
When selecting the best internet provider for your business, it's important to consider user feedback. Our user reviews encompass all types of services provided by ISPs in San Mateo County, CA, without asking users to differentiate between residential and business experiences. Because of this, the insights from residential users can be a reliable indicator of what you can expect from the business service as well.
To see all 17 providers reviews in San Mateo County, CA please visit our Internet Providers in San Mateo County, CA page. The feedback there reflects the overall quality, reliability, and customer satisfaction of the service, which likely extends to their business offerings.
Who is the Fastest Business Internet Provider in San Mateo County?
Based on data provided by the internet providers to the FCC, Vast Networks and Atherton Fiber should have faster speeds at a local level. If you’d like to see unbiased reviews for provider speed on residential service, please visit our page for residential internet in San Mateo County.
| ISP / Tech Type | Max Advertised Speed | ||
|---|---|---|---|
| Vast Networks | 10,000 Mbps | ||
| Sonic | 10,000 Mbps | ||
| XFINITY from Comcast | 10,000 Mbps | ||
| Astound Broadband | 5,000 Mbps | ||
| AT&T | 5,000 Mbps | ||
| TPx Communications | 1,000 Mbps | ||
| Sail Internet | 1,000 Mbps | ||
| Cruzio Internet | 1,000 Mbps | ||
| GeoLinks | 1,000 Mbps | ||
| Tekify | 500 Mbps | ||
| Verizon | 400 Mbps | ||
| Unwired | 300 Mbps | ||
| Etheric Networks | 250 Mbps | ||
| Ridge Wireless | 100 Mbps | ||
| T-Mobile Home Internet | 100 Mbps | ||
| Viasat | 100 Mbps | ||
| HughesNet | 25 Mbps |
How Much Speed does a San Mateo County Business Need?
While the speed a business needs is dependent on their own circumstances, we’ve analyzed the business environment in San Mateo County, CA from a high level. We’ve categorized every occupation tracked by the Census Bureau’s American Community Survey into 4 groups based largely on their overall connectivity needs.
Core Office / Administrative
San Mateo County is a key center for Core Office / Administrative professionals, with Management (15.7%), Business and Financial Roles (7.8%), and IT and Math Professionals (7.7%) leading the local workforce. For these roles, reliable, high-speed internet is critical for maintaining continuous operations, facilitating real-time communication, and managing complex organizational tasks. The high concentration of these occupations drives a considerable demand for top-tier internet services, essential for sustaining San Mateo County's administrative efficiency and productivity.
Knowledge Work / Technical
San Mateo County is a hub for Knowledge Work / Technical professionals, with Healthcare Practitioners (4.6%), Scientists and Researchers (3.1%), and Creative and Media Professionals (2.6%) leading the local workforce. For these roles, top-tier internet infrastructure is indispensable, enabling real-time data analysis, cloud computing, and uninterrupted collaboration on a global scale. Given the high concentration of these occupations, the county's overall internet demands are among the highest, driving a strong need for the most advanced and reliable connectivity solutions available.
Service and Support
In San Mateo County, Service and Support roles account for a smaller portion of the local workforce. The top occupations in this category are Office Staff (9.2%), Sales Professionals (8.0%), and Healthcare Support Workers (2.8%) . While these roles depend on internet access for tasks such as customer service, online transactions, and communication, only a small percentage of the population relies on these functions daily. As a result, the overall demand for reliable internet services in this category is relatively low compared to county with a higher concentration of these occupations.
Hands-On and On-Site
In San Mateo County, Hands-On and On-Site roles make up a smaller portion of the local workforce. The top occupations in this category are Food Service Workers (4.5%), Construction Workers (3.7%), and Cleaning and Maintenance Workers (3.6%) . While these roles may rely on internet access for tasks like logistics coordination, equipment monitoring, and real-time communication, the overall demand for advanced internet services is relatively low. As a result, the county's need for robust connectivity in this sector is less critical compared to cities with a higher concentration of these occupations.
Shopping for Business Internet in San Mateo County, CA
Based on the mix of occupations in San Mateo County, CA, it has a strong demand for advanced internet services. With a significant portion of the workforce in roles that depend on fast, reliable, and sometimes symmetrical connections, the city requires high-quality internet infrastructure to support its operations.
San Mateo County, CA is graded A- according to our ISP Report Card. This report card evaluates the city's internet quality, focusing on key factors like speed, coverage, and provider options, to determine how well the available services meet business needs. Comparing this grade to the mix of occupations, we can conclude that this score is highly suitable, providing strong service for the city's advanced needs.
Specialized Features Businesses in San Mateo County Should Consider
When selecting an internet service for your business in San Mateo County, it's important to consider the specialized features that can significantly impact your operations. Whether you're a small business with basic needs or a large enterprise with complex demands, the right business internet plan can offer tailored solutions that enhance performance, security, and reliability.To see what speeds your business is currently getting, please visit our internet speed test tool. Below, we explore key features that could be critical for your business, ensuring you choose a service that aligns with your specific requirements.
Download Speed Requirements
Businesses often require reliable and fast download speeds to handle large data transfers, streaming, and other bandwidth-intensive activities. Business internet plans typically include guaranteed minimum speeds, dedicated bandwidth, and the removal of data caps, ensuring that these critical tasks are completed without interruption or slowdown.
Upload Speed Requirements
For businesses that rely on cloud services, video conferencing, or frequent file uploads, robust upload speeds are essential. Business internet plans typically offer symmetrical speeds, prioritized uploads, and solutions that enhance data transfer efficiency, making sure that critical tasks like cloud backups and real-time communication run smoothly.
Latency Sensitivity
Businesses with latency-sensitive applications, such as VoIP or real-time data processing, benefit from low-latency routing and Quality of Service (QoS) controls. These features prioritize time-sensitive traffic and optimize data paths, reducing delays and ensuring smooth operation of critical business functions.
Reliability and Redundancy
In business, downtime can be costly. Business internet plans often include service level agreements (SLAs) that guarantee uptime and performance. Additionally, features like redundant connections, automatic failover, and 24/7 network monitoring provide an extra layer of reliability, ensuring continuous service even during outages.
Scalability of Services
As businesses grow, so do their internet needs. Scalable business internet plans offer flexible bandwidth options, modular service packages, and the ability to upgrade services on demand without disruption. This ensures that businesses can easily adjust their internet resources as their demands evolve.
Cloud Service Integration
Businesses increasingly rely on cloud services for operations. Business internet plans often include dedicated cloud connections, hybrid cloud solutions, and optimized data transfer rates, making it easier to manage cloud-based applications securely and efficiently.
Security and Privacy Concerns
Security is a top priority for businesses, and business internet plans reflect this with features like built-in firewalls, DDoS protection, and VPN support. These services help protect against cyber threats and ensure that sensitive business data remains secure, both in transit and at rest.
Number of Connected Devices
Modern businesses often have many devices connected to their network, from computers to IoT devices. Business internet services provide high-capacity routers, device prioritization, and efficient IP address management to handle the load, ensuring smooth operation across all devices.
Remote Work Capabilities
With remote work becoming more common, businesses need internet services that support secure and efficient remote access. Business internet plans often include remote desktop services, VPNs, and unified communication tools, allowing employees to work effectively from anywhere.
As you evaluate business internet options in San Mateo County, consider which of these specialized features will most benefit your operations. Whether you prioritize speed, reliability, security, or scalability, understanding your specific needs will help you identify the right service. When narrowing down the best ISP for your business, be sure to inquire about the features that align with your priorities, ensuring that the provider you choose can support your goals and keep your business running smoothly.
Business Internet in Counties near San Mateo County, CA
Businesses looking in the greater area surrounding San Mateo County, CA can use this list to navigate nearby counties.
- Average Download Speed: 2,533
- Fiber Coverage: 32.4%
- Average Download Speed: 571
- Fiber Coverage: 26.9%
- Average Download Speed: 888
- Fiber Coverage: 53.9%
- Average Download Speed: 930
- Fiber Coverage: 79.8%
- Average Download Speed: 1,667
- Fiber Coverage: 61.0%
- Average Download Speed: 1,124
- Fiber Coverage: 54.1%
- Average Download Speed: 794
- Fiber Coverage: 76.3%
- Average Download Speed: 883
- Fiber Coverage: 87.3%
- Average Download Speed: 1,650
- Fiber Coverage: 87.2%
Which Fiber Business Internet Providers are Available in San Mateo County?
AT&T Business Fiber in San Mateo County, CA
Availability:
77.6%
Customer Rating:
(544)
Avg. Download Speed
4,688 Mbps
AT&T Business offers Fiber service to 77.6% of San Mateo County homes. Across the county, AT&T Business Fiber has speeds up to 4,688 Mbps, with speeds from 1,000 Mpbs up to 5,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for AT&T Business Fiber. AT&T Business Fiber is rated higher than other types of internet service available in San Mateo County from AT&T Business in terms of customer satisfaction.
Sonic Fiber in San Mateo County, CA
Availability:
27.6%
Customer Rating:
(14)
Avg. Download Speed
4,555 Mbps
Sonic offers Fiber service to 27.6% of San Mateo County homes. Across the county, Sonic Fiber is the only type of service available from the company, with speeds up to 4,555 Mbps, with speeds from 1,000 Mpbs up to 10,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for Sonic Fiber.
XFINITY Fiber in San Mateo County, CA
Availability:
5.3%
Customer Rating:
(302)
Avg. Download Speed
1,851 Mbps
Comcast Business offers Fiber service to 5.3% of San Mateo County homes. Across the county, XFINITY Fiber has speeds up to 1,851 Mbps, with speeds from 35 Mpbs up to 10,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 35 and as high as 10,000, with an average of 1,314 Mbps throughout the county. XFINITY Fiber is rated about the same as other types of internet service available in San Mateo County from Comcast Business in terms of customer satisfaction.
Vast Networks Fiber in San Mateo County, CA
Availability:
3.6%
Customer Rating:
(0)
Avg. Download Speed
10,000 Mbps
Vast Networks offers Fiber service to 3.6% of San Mateo County homes. Across the county, Vast Networks Fiber is the only type of service available from the company, with speeds up to 10,000 Mbps
Astound Business Fiber in San Mateo County, CA
Availability:
2.2%
Customer Rating:
(20)
Avg. Download Speed
1,594 Mbps
Astound Business offers Fiber service to 2.2% of San Mateo County homes. Across the county, Astound Business Fiber has speeds up to 1,594 Mbps, with speeds from 1,500 Mpbs up to 5,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for Astound Business Fiber. Astound Business Fiber is rated about the same as other types of internet service available in San Mateo County from Astound Business in terms of customer satisfaction.
Which Cable Business Internet Providers are Available in San Mateo County?
XFINITY Cable in San Mateo County, CA
Availability:
98.6%
Customer Rating:
(1,910)
Avg. Download Speed
1,830 Mbps
Comcast Business offers Cable service to 98.6% of San Mateo County homes. Across the county, XFINITY Cable has speeds up to 1,830 Mbps, with speeds from 300 Mpbs up to 2,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 10 and as high as 250, with an average of 211 Mbps throughout the county. XFINITY Cable is rated about the same as other types of internet service available in San Mateo County from Comcast Business in terms of customer satisfaction.
Astound Business Cable in San Mateo County, CA
Availability:
39.2%
Customer Rating:
(90)
Avg. Download Speed
1,500 Mbps
Astound Business offers Cable service to 39.2% of San Mateo County homes. Across the county, Astound Business Cable has speeds up to 1,500 Mbps
Which DSL Business Internet Providers are Available in San Mateo County?
AT&T Business DSL in San Mateo County, CA
Availability:
78.1%
Customer Rating:
(304)
Avg. Download Speed
72 Mbps
AT&T Business offers DSL service to 78.1% of San Mateo County homes. Across the county, AT&T Business DSL has speeds up to 72 Mbps, with speeds from 10 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 20, with an average of 15 Mbps throughout the county. AT&T Business DSL is rated about the same as other types of internet service available in San Mateo County from AT&T Business in terms of customer satisfaction.
TPx Communications DSL in San Mateo County, CA
Availability:
2.4%
Customer Rating:
(0)
Avg. Download Speed
125 Mbps
TPx Communications offers DSL service to 2.4% of San Mateo County homes. Across the county, TPx Communications DSL is the only type of service available from the company, with speeds up to 125 Mbps, with speeds from 10 Mpbs up to 1,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 1,000, with an average of 79 Mbps throughout the county.
Astound Business DSL in San Mateo County, CA
Availability:
2.1%
Customer Rating:
(3)
Avg. Download Speed
1,000 Mbps
Astound Business offers DSL service to 2.1% of San Mateo County homes. Across the county, Astound Business DSL has speeds up to 1,000 Mbps
Sail Internet DSL in San Mateo County, CA
Availability:
1.3%
Customer Rating:
(0)
Avg. Download Speed
1,000 Mbps
Sail Internet offers DSL service to 1.3% of San Mateo County homes. Across the county, Sail Internet DSL has speeds up to 1,000 Mbps
Which Fixed Wireless and LTE Business Internet Providers are Available in San Mateo County?
T-Mobile for Business Fixed Wireless in San Mateo County, CA
Availability:
94.1%
Customer Rating:
(0)
Avg. Download Speed
77 Mbps
T-Mobile for Business offers Fixed Wireless service to 94.1% of San Mateo County homes. Across the county, T-Mobile for Business Fixed Wireless is the only type of service available from the company, with speeds up to 77 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 15 Mbps throughout the county.
AT&T Business Fixed Wireless in San Mateo County, CA
Availability:
68.8%
Customer Rating:
(0)
Avg. Download Speed
75 Mbps
AT&T Business offers Fixed Wireless service to 68.8% of San Mateo County homes. Across the county, AT&T Business Fixed Wireless has speeds up to 75 Mbps, with speeds from 10 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 6.0, with an average of 4.7 Mbps throughout the county.
Verizon Business Fixed Wireless in San Mateo County, CA
Availability:
48.4%
Customer Rating:
(0)
Avg. Download Speed
113 Mbps
Verizon Business offers Fixed Wireless service to 48.4% of San Mateo County homes. Across the county, Verizon Business Fixed Wireless is the only type of service available from the company, with speeds up to 113 Mbps, with speeds from 50 Mpbs up to 400 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 6.0 and as high as 40, with an average of 15 Mbps throughout the county.
GeoLinks Fixed Wireless in San Mateo County, CA
Availability:
43.4%
Customer Rating:
(0)
Avg. Download Speed
368 Mbps
GeoLinks offers Fixed Wireless service to 43.4% of San Mateo County homes. Across the county, GeoLinks Fixed Wireless is the only type of service available from the company, with speeds up to 368 Mbps, with speeds from 50 Mpbs up to 1,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for GeoLinks Fixed Wireless.
Etheric Networks Fixed Wireless in San Mateo County, CA
Availability:
36.3%
Customer Rating:
(0)
Avg. Download Speed
250 Mbps
Etheric Networks offers Fixed Wireless service to 36.3% of San Mateo County homes. Across the county, Etheric Networks Fixed Wireless is the only type of service available from the company, with speeds up to 250 Mbps
Unwired Fixed Wireless in San Mateo County, CA
Availability:
21.5%
Customer Rating:
(0)
Avg. Download Speed
300 Mbps
Unwired offers Fixed Wireless service to 21.5% of San Mateo County homes. Across the county, Unwired Fixed Wireless is the only type of service available from the company, with speeds up to 300 Mbps
Cruzio Internet Fixed Wireless in San Mateo County, CA
Availability:
6.5%
Customer Rating:
(0)
Avg. Download Speed
646 Mbps
Cruzio Internet offers Fixed Wireless service to 6.5% of San Mateo County homes. Across the county, Cruzio Internet Fixed Wireless is the only type of service available from the company, with speeds up to 646 Mbps, with speeds from 100 Mpbs up to 1,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 100 and as high as 1,000, with an average of 422 Mbps throughout the county.
Ridge Wireless Fixed Wireless in San Mateo County, CA
Availability:
5.6%
Customer Rating:
(0)
Avg. Download Speed
68 Mbps
Ridge Wireless offers Fixed Wireless service to 5.6% of San Mateo County homes. Across the county, Ridge Wireless Fixed Wireless is the only type of service available from the company, with speeds up to 68 Mbps, with speeds from 10 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 60, with an average of 29 Mbps throughout the county.
Tekify Fixed Wireless in San Mateo County, CA
Availability:
3.2%
Customer Rating:
(0)
Avg. Download Speed
406 Mbps
Tekify offers Fixed Wireless service to 3.2% of San Mateo County homes. Across the county, Tekify Fixed Wireless is the only type of service available from the company, with speeds up to 406 Mbps, with speeds from 65 Mpbs up to 500 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 65 and as high as 110, with an average of 82 Mbps throughout the county.
Sail Internet Fixed Wireless in San Mateo County, CA
Availability:
1.8%
Customer Rating:
(0)
Avg. Download Speed
200 Mbps
Sail Internet offers Fixed Wireless service to 1.8% of San Mateo County homes. Across the county, Sail Internet Fixed Wireless has speeds up to 200 Mbps