Internet Providers in Round Rock, TX 78664
Round Rock is one of Texas's fastest-growing cities (Dell HQ). AT&T Fiber at 92% coverage, Google Fiber at 64%. Excellent fiber competition. Large families and tech workers. Focus on gigabit plans and multi-device households.
Part of Round Rock — see city-wide coverage and provider comparison.
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Local Summary for ZIP 78664
Snapshot based on known ZIP-level and neighborhood patterns. Availability can still differ by building and street.
Internet Providers in ZIP 78664
ZIP code 78664 is in a rural area where traditional cable and fiber options are limited. Here are your best internet choices:
Check exact availability in Round Rock
Quick Comparison
| # | Technology | Contract | Data | Best For | ||||
|---|---|---|---|---|---|---|---|---|
| 1 | googlefiberBest value | Fiber | 8 Gbps | 8 Gbps | $70/mo | None | Unlimited | Power users and tech workers |
| 2 | AT&T | Fiber | 5 Gbps | 5 Gbps | $55/mo | None | Unlimited | Families and remote workers |
| 3 | Spectrum | Cable | 1 Gbps | 35 Mbps | $50/mo | None | Unlimited | Streaming households |
| 4 | verizon | 5G Home | 1 Gbps | 100 Mbps | $60/mo | None | Unlimited | Verizon customers |
| 5 | tmobile | 5G Home | 415 Mbps | 50 Mbps | $50/mo | None | Unlimited | Budget users |
googlefiber
Best valueBest for: Power users and tech workers
AT&T
Best for: Families and remote workers
Spectrum
Best for: Streaming households
verizon
Best for: Verizon customers
tmobile
Best for: Budget users
About ZIP 78664
Round Rock is one of Texas's fastest-growing cities (Dell HQ). AT&T Fiber at 92% coverage, Google Fiber at 64%. Excellent fiber competition. Large families and tech workers. Focus on gigabit plans and multi-device households.
Neighborhoods in Round Rock
Round Rock is one of Texas's fastest-growing cities and home to Dell HQ. With AT&T Fiber at 92% and Google Fiber at 64%, the city offers exceptional fiber competition. Spectrum cable fills remaining gaps. Ideal for large families and multi-device tech households.
Fiber coverage
Round Rock (population 140,000) has excellent fiber competition with AT&T Fiber at 92% coverage and Google Fiber at 64% coverage, plus Spectrum cable.
What internet providers are available in Teravista Round Rock?
Teravista and most Round Rock neighborhoods have excellent internet options: AT&T Fiber (92% coverage, up to 5 Gbps, from $55/mo), Google Fiber (64% coverage, up to 8 Gbps, from $70/mo), Spectrum cable (wide coverage, up to 1 Gbps, from $50/mo), and T-Mobile/Verizon 5G Home Internet. Round Rock has 21 total internet options.
Is Google Fiber available in Round Rock Texas?
Yes. Google Fiber covers approximately 64% of Round Rock addresses and is expanding. Plans start at $70/month for 1 Gbps symmetric speeds. AT&T Fiber has broader coverage at 92% if Google Fiber isn't available at your address. Check fiber.google.com for your specific address.
What is the fastest internet in Round Rock?
Google Fiber's 8 Gig plan ($150/mo) is the fastest internet available in Round Rock, offering 8 Gbps symmetric speeds. AT&T Fiber offers up to 5 Gbps ($245/mo). For most households, the 1 Gbps tier from either provider ($55–$70/mo) is more than sufficient.
Living in Round Rock
Round Rock is one of Texas's fastest-growing cities and home to Dell HQ. With AT&T Fiber at 92% and Google Fiber at 64%, the city offers exceptional fiber competition. Spectrum cable fills remaining gaps. Ideal for large families and multi-device tech households.
- Dell Technologies global headquarters proximity — tech career hub
- Kalahari Resort — largest indoor waterpark in North America
- Dell Diamond and Round Rock Express Triple-A baseball
- Teravista's award-winning golf course and resort-style amenities
- Round Rock ISD consistently ranked top 10% in Texas
Traffic & Commute
Major Roads
Transit Options
IH-35 is the primary Austin connector — consistently congested during rush hours. TX-45 toll road provides fast east-west access. Capital Metro offers commuter express service to downtown Austin.
Neighborhood Updates
Construction & Infrastructure
Kalahari Expansion Phase 2
Kalahari Resorts expanding its Round Rock property with additional waterpark features and hotel rooms.
SourceRound Rock US-79 Widening
TxDOT expanding US-79 through Round Rock to 6 lanes to address growing commute traffic from northeast development.
SourceNew & Coming Soon
Dell Technologies Campus Expansion
Technology / Corporate
Dell expanding its Round Rock campus with new engineering and AI research facilities.
Learn moreHelpful Resources for Round Rock
External links to government services, utilities, schools, real estate, local news, and community resources.
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Quick answers for ZIP 78664
How reliable are provider options in ZIP 78664?
5 providers are currently mapped for this ZIP. Confirm current serviceability with each provider before ordering.
What should households compare first in 78664?
Compare likely provider coverage in the ZIP, then upload/download speeds, monthly total cost, contract terms, and data policies.
Can neighbors in 78664 see different options?
Yes. Network buildouts and line-of-sight constraints can change what is available from one street to another.
Related guides
Learn how to evaluate speed, technology type, and plan value before you switch.
Frequently Asked Questions
Common questions about internet service in Round Rock 78664, TX
Neighborhoods & Communities in ZIP 78664
Internet availability varies by master-planned community within ZIP 78664. Pick a community below to see provider-level plans and pricing.
Forest Ridge
Legends
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About ZIP 78664
Is Starlink Right for You?
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Many 78664 residents are switching to Starlink for faster, more reliable internet.
Check Starlink availability in 78664Bottom Line for ZIP 78664
For most households in ZIP code 78664 (Round Rock, TX), at&tfiber is the best combination of speed, reliability and price in 2026. Gigabit fiber is available to most addresses in this ZIP, with top speeds up to 8 Gbps. Availability can vary block by block — always confirm current serviceability with the provider before ordering service.
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