GET CONNECTED WITH COX, A TOP INTERNET PROVIDER IN San Marcos, CA
Take advantage of our fast, reliable fiber-powered network with download speeds of up to at least 1 gig (1 Gbps). Choose your internet plan based on your needs and then customize your equipment, including wifi extenders if need be. Need to adjust your plan based on actual usage? No problem! Already a Cox customer? Sign In.
Join the Cox family and you'll see why Cox Internet is faster and more reliable than AT&T
Ideal for heavy device usage and moderate 4K streaming, heavy gaming, videoconferencing, virtual learning or working from home, downloading large files quickly
Ideal for virtually unlimited devices and seamless 4K streaming on multiple devices, heavy gaming, videoconferencing, multiple people learning virtually or working from home, downloading large files quickly
Cox Internet Plans in San Marcos: Features & Benefits
Browse, stream and game on a reliable, high-speed connection
From our starter package all the way up to gig speeds, choose from a wide array of fast internet options you can count on.
Put our fiber network to use
WFH life gets easier with Cox's reliable connection on a fiber-based network.* America's fastest internet download speeds
- Gig speeds available everywhere
- Connect several devices at once
- Wall-to-wall wifi connection
Add Panoramic Wifi extenders
With Panoramic Wifi, you get a gaming experience that's smoother and more customizable.
- Less lag
- Fewer ping spikes
- Smoother connection
- Less jitter
Stream your top TV shows in 4K
Grab a bag of popcorn and catch the newest movies in 4K high-def video.
Catch the play-by-play live
Keep up with all of your favorite teams, nationwide.
- NFL RedZone
- NBA League Pass
- MLB Extra Innings
- NHL Center Ice
Cox San Marcos FAQs
Yes, Cox Internet plans are available in San Marcos.
Check which internet options are available at your address.
Looking for a fast internet provider in San Marcos, CA?
Moving to San Marcos, CA and need to transfer your Cox Services, or establish internet services with a top-ranked internet service provider?
- You have options to transfer as is or modify your current services.
- Have you seen the Cox service lineup lately?
- The CoxWIFI hotspots can help keep you connected on your mobile device.
If you feel comfortable installing your services that may be an option - we'll evaluate your home and recommend the best option. These Easy Connect Guides can also assist you.
About Cox All Offers in San Marcos
A note about pricing
Offers expire 12/31/23 and are available to residential customers in Cox service areas. Prices exclude taxes, surcharges, usage-based charges, certain equipment, and other fees or charges, which are subject to change. If your package includes internet, promotional period runs from first installation of Internet service, even if you change speeds. After promotional periods, regular rates apply. Pricing, packages, and policies are subject to change. Other restrictions may apply. "No annual contract" means no minimum term period requirement and no early termination fees. A credit check and/or deposit may be required. May not be combined with other offers or discounts. Advertised rate and taxes vary by service location. Not all services available everywhere.
Limited availability and delivery area. Available to customers in pre-wired residences placing orders for Cox Internet, TV and Voice services. Orders must be placed by 1PM local time Monday-Friday. Easy Connect only; additional fee may apply for technician visit after failed self-installation. Offer excludes Homelife installation.
*30-day money-back guarantee
See 30-Day Money-Back Guarantee terms and conditions.
About fiber internet service
ONT device and compatible router required for service. A Cox-approved modem, compatible with the tier of service you subscribe to, is required for internet service; for more details see: Cox Certified Cable Modems. Internet delivered through Cox's hybrid fiber-coax network. For current download/upload speeds for all Cox Internet tiers, visit the Speeds and Data Plans page. Uninterrupted or error-free internet service, or the speed of your service, is not guaranteed. Actual speeds may vary based on type of equipment used, environmental and structural conditions in your home, number of users and other factors. Maximum available speeds may vary depending on service area. For more information on Cox Internet, see Cox Internet Service Disclosures.
All Cox Internet plans include 1.25 TB (1280 GB) per month of data usage. Additional Data Plans can be added for an additional monthly charge. Excess usage is $10 per additional 50 GB block. Unused data does not roll over. For more details on data plans and data usage, see cox.com/dataspeedplans and cox.com/datausage.
Existing customer pricing
Rates, and/or when applicable, term agreements, may differ from those presented here as a result of customer's existing account features, such as pricing, bundles, term agreements, or service address. Applicable monthly service charges, installation, additional equipment, taxes, trip charges and other fees may apply. Rate subject to increase if any prerequisite service is downgraded or canceled. All prices and packages are subject to change. Subject to credit approval. Other restrictions may apply.
About Advanced Security
Requires Technicolor CGM4141 or Arris TG1682 Panoramic Wifi Gateway; Panoramic Wifi customers with other models may click here to upgrade device at no additional cost.
**About making changes to your plan
Additional services can be added at then-current regular rates. Rates and discounts subject to change when adjusting or removing services or equipment.
- Faster, more reliable download speeds: Based on Cox's analysis of Ookla® Speedtest Intelligence® data during Q3 2023 in Cox serviceable areas. Faster: based on the median speeds delivered. Speed reliability: based on Consistency Score™ comparisons.
- Faster download speeds at peak times: Based on Cox's analysis of Ookla® Speedtest Intelligence® data for median download speeds delivered during peak hours of 7 p.m. – 11 p.m., Monday – Friday in Cox serviceable areas for Q3 2023. Ookla trademarks used under license and reprinted with permission.