Spectrum
CableFCC records report this provider in the sampled area near ZIP 78664. Enter your address to confirm service, plans, and current pricing.
Round Rock, TX
Internet Providers in 78664
Spectrum has reported coverage near ZIP 78664. Confirm your address before ordering online.
Check Spectrum AvailabilityCompiled by the InternetProviders.ai research desk from FCC broadband filings and our coverage database; last checked October 20, 2026.
FCC data as of June 20254 providers reported
Review 4 providers with reported coverage near ZIP code 78664, then enter your street address to confirm service and plan details.
Quick Answer
4 internet providers have FCC-reported coverage near ZIP code 78664 in Round Rock, TX. Reported providers include Spectrum, AT&T Internet, Google Fiber and 1 more. Enter your address above, then confirm service, plans, and pricing before ordering.
Providers with Reported Coverage in 78664
AT&T Internet
FiberFCC records report this provider in the sampled area near ZIP 78664. Enter your address to confirm service, plans, and current pricing.
Google Fiber
FiberFCC records report this provider in the sampled area near ZIP 78664. Enter your address to confirm service, plans, and current pricing.
Optimum
CableFCC records report this provider in the sampled area near ZIP 78664. Enter your address to confirm service, plans, and current pricing.
Coverage data from FCC Broadband Data Collection. Actual availability may vary by exact address.
Other services to check at your address
T-Mobile, Starlink, and other address-qualified services are not counted as locally reported providers for ZIP 78664. Availability varies by address — confirm eligibility before ordering.
ZIP 78664 Internet at a Glance
- Reported technology mix: 2 fiber, 2 cable, 1 DSL, 0 5G/wireless (a provider reporting more than one technology is counted in each)
- Fiber evidence: found in the sampled area; confirm availability at your address
- Sample coverage: 19/19 sampled grid cells contained admitted FCC records
4
Providers reported
FCC BDC
Coverage source
Required
Address confirmation
ZIP code 78664 is located in Round Rock, TX (population 119,468). 4 internet providers have reported coverage signals in the sampled area, including 2 providers with reported fiber infrastructure. For full city-wide coverage details, see our Round Rock internet providers page.
Coverage by Technology in 78664
2
Fiber Providers
50% of options
2
Cable Providers
50% of options
1
DSL Provider
25% of options
Percentages can add up to more than 100%: a provider reporting more than one technology is counted in each.
Coverage in Your Area (78664)
Based on sampled FCC broadband records around ZIP code 78664. These figures describe the sample, not every address in the ZIP.
Sampled Cells with Records
100%
19 of 19 sampled grid cells contained admitted records
Reported Max Download
8 Gbps
across all filers in the sampled infrastructure data
Reported Max Upload
8 Gbps
across all filers in the sampled infrastructure data
Low-Latency Flag
Reported
present in sampled FCC records
Counted providers with reported infrastructure near 78664:
AT&T Internet (Fiber)Google Fiber (Fiber)Optimum (Cable)Spectrum (Cable)AT&T Internet (DSL)
Other filers in the sampled FCC records near 78664:
Not included in the provider total above because they are not matched to a provider listed here. Availability at your address is not confirmed.
Astound Broadband (Fiber)Hotwire Communications (Fiber)Spectrum (Fiber)UPN (Fiber)Astound Broadband (Cable)
Source: FCC Broadband Data Collection, H3 hex-level analysis, June 2025
Key Findings
- 4 internet providers have FCC-reported coverage near ZIP code 78664
- Reported fiber infrastructure (2 providers): AT&T Internet, Google Fiber
- FCC records found in 100% of sampled H3 grid cells
- Exact service, plan eligibility, speeds, and pricing require an address check
Compare Providers in Your Area
Order by Phone
Call to order service or check availability at your address in 78664
Near ZIP 78664 in Round Rock, FCC Broadband Data Collection records from June 2025 list Spectrum (Cable), AT&T Internet (Fiber), Google Fiber (Fiber) and Optimum (Cable) in the sampled area. A listing near the ZIP is not a promise for your street. Run your exact street address, plus any apartment or unit number, past each company before you settle on one.
| Measure | ZCTA 78664 | Texas |
|---|---|---|
| Households with any internet subscription | 95% | 91% |
| Households with cable, fiber or DSL service | 86% | 74% |
| Households with only a cellular data plan | 7% | 13% |
| Households with no internet access | 3% | 6% |
| Renter-occupied homes | 46% | 37% |
| Homes in buildings with 20 or more units | 11% | 11% |
| Mobile homes | 0% | 6% |
| Homes built before 1960 | 2% | 12% |
| Homes built in 2010 or later | 22% | 21% |
| Workers who usually work from home | 23% | 14% |
Wired subscriptions shape household choices
Wired service is what most 78664 households chose: 86% reported a cable, fiber optic or DSL subscription in the survey, against 74% for Texas. That share describes what residents subscribe to, not which company serves a given street. The records near the ZIP carry Cable and Fiber labels, so ask each company which of those it would install at your address and how the line would reach the house. For questions that separate the connection types, see the fiber vs. cable guide.
Household patterns shift sharply in nearby ZCTA 78662, where 26% of households report a cable, fiber optic or DSL subscription, compared with 86% in 78664.
Working from home in 78664
About 23% of workers here usually work from home, compared with 14% across Texas. If a desk at home is part of your week, raise it with each company before you order:
- How does the plan offered at my address handle uploads, such as sending large files or hosting video calls?
- Can the installer put the router in or near my office, or run a cable from the router to my desk?
- If the line needs a new entry point into the house, who decides where it goes?
Once you have answers from each company, compare internet providers or look over Round Rock internet providers.
What 78664 residents ask before ordering
Does the high wired-subscription share point to one company in particular?
Not necessarily. Survey answers describe household subscriptions, not who serves which street, so what each company confirms for your address is what counts.
I join video calls all day from home. What should I ask a provider?
Ask how the plan at your address handles sending video and large files. Then ask whether the router or a cable run can reach your desk.
Will every company in the FCC records serve my street?
Not necessarily. The records cover the sampled area near 78664, so confirm with each company using your exact address.
Site editorial standards: George Olfson. Data methodology: Pablo Mendoza. Read our methodology or report a correction.
How We Rank Providers & Where the Data Comes From
Provider names and sampled advertised technology and speed evidence on this page come from the FCC National Broadband Map and the FCC Broadband Data Collection (June 2025), sampled at H3 grid-cell granularity. ZIP results are shortlist evidence, not address-level serviceability. National catalog plans are excluded until market eligibility is proven. Confirm service, the current offer, and installation terms at the exact address. See our full ranking methodology.
See All Providers in Round Rock
View detailed coverage, provider comparisons, and more options for the Round Rock, TX area.
Sources & Methodology
This guide is based on data from FCC broadband filings and provider plan details. Pricing, speeds, and availability vary by location, so confirm them with the provider before ordering. For a detailed explanation of our data collection and scoring process, see our methodology page.
Data Sources
Last verified: October 2026. InternetProviders.ai is an independent resource. We may earn commissions from partner links. Commissions never change a provider's rating or the plan facts we list. See our methodology for details.
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