Best Internet Providers in Marietta, GA (2026)
Marietta has 8 internet providers serving roughly 59,100 residents with fiber, cable, 5G, and satellite connections across this Atlanta suburb.
Check availability: 1-855-850-5977
Quick Answer: Best Internet in Marietta
AT&T Fiber and Xfinity each cover roughly 81% of Marietta, giving most residents two strong wired options. AT&T offers the fastest speeds at up to 5 Gbps symmetrical, while Xfinity provides more entry-level variety for budget-conscious households.
- Best fiber: AT&T Fiber -- up to 5 Gbps, 81% coverage
- Best cable: Xfinity -- up to 2 Gbps, 81% coverage
- Best budget: Spectrum -- 300 Mbps at $30/mo, no contract
- Best wireless: T-Mobile 5G -- $50/mo, 71% coverage
- Best satellite: HughesNet/Starlink -- 100% availability
Marietta Internet Providers Compared
| Provider | Technology | Max Speed | Starting Price | Data Cap | Contract | Phone |
|---|---|---|---|---|---|---|
| AT&T Internet | Fiber, DSL | 5 Gbps | $55/mo | None (Fiber) | No | 1-855-850-5977 |
| Xfinity | Cable, Fiber | 2 Gbps | $30/mo | 1.2 TB | No | 1-844-963-0138 |
| T-Mobile | 5G, Fixed Wireless | 245 Mbps | $50/mo | None | No | 1-844-275-9311 |
| Verizon 5G Home | 5G | 1 Gbps | $60/mo | None | No | 1-855-387-1456 |
| Spectrum | Cable | 1 Gbps | $30/mo | None | No | 1-844-481-5997 |
| HughesNet | Satellite | 100 Mbps | $50/mo | Yes | Yes | 1-855-543-5405 |
| Viasat | Satellite | 150 Mbps | $70/mo | Yes | Yes | 1-855-463-9333 |
| Starlink | Satellite | 220 Mbps | $120/mo | Priority data | No | Online only |
Top Marietta Internet Providers Reviewed
AT&T Fiber
AT&T Fiber leads Marietta with 81% coverage and symmetrical speeds from 300 Mbps to 5 Gbps. All fiber plans include unlimited data and no annual contracts, making it the premium option in this competitive Atlanta-area market.
Plans: Fiber 300 ($55/mo) | Fiber 500 ($65/mo) | Fiber 1000 ($80/mo) | Fiber 2000 ($150/mo)
Choose if: You want top-tier symmetrical speeds. Avoid if: Your budget is under $55/mo.
Call: 1-855-850-5977
Xfinity
Xfinity matches AT&T's coverage at 81% with cable and fiber plans from 75 Mbps to 2 Gbps. Its low $30/mo entry price and included xFi gateway make it the most accessible option for budget-conscious households.
Plans: Connect ($30/mo, 75 Mbps) | Connect More ($55/mo, 200 Mbps) | Gigabit ($80/mo, 1 Gbps)
Choose if: You want the cheapest starting price with wide availability. Avoid if: The 1.2 TB data cap is a dealbreaker.
Call: 1-844-963-0138
T-Mobile 5G Home Internet
T-Mobile covers 71% of Marietta with wireless home internet. At $50/mo with no contract, no data caps, and no installation appointment needed, it offers the simplest way to get online in most neighborhoods.
Plans: Home Internet ($50/mo, 50-245 Mbps typical)
Choose if: You want quick setup and flat pricing. Avoid if: You need speeds consistently above 200 Mbps.
Call: 1-844-275-9311
Speed and Price Comparison
| Speed Tier | AT&T Fiber | Xfinity | Spectrum | T-Mobile 5G | Verizon 5G |
|---|---|---|---|---|---|
| 75-200 Mbps | -- | $30-55/mo | -- | $50/mo | -- |
| 300 Mbps | $55/mo | -- | $30/mo | -- | $60/mo |
| 500 Mbps | $65/mo | -- | $50/mo | -- | -- |
| 1 Gbps | $80/mo | $80/mo | $80/mo | -- | $80/mo |
| 2+ Gbps | $150/mo | $100/mo | -- | -- | -- |
Speed recommendations: 1-2 people (100 Mbps), 3-4 people (300 Mbps), 5+ people (500+ Mbps), remote workers and gamers (1 Gbps+).
Internet Service in Marietta: Local Insights
Marietta is a major suburb northwest of Atlanta with roughly 59,100 residents. The city sits near I-75, and its growing tech workforce has driven strong broadband investment from AT&T and Comcast (Xfinity), both of which cover over 80% of the area.
The historic Marietta Square downtown area and neighborhoods along the South Loop Parkway corridor enjoy dense fiber coverage. Outer areas near the Cobb County line may have fewer wired choices but benefit from T-Mobile and Verizon 5G expansion.
Neighborhood Coverage Guide
- Marietta Square/Downtown: AT&T Fiber + Xfinity fully available
- East Cobb border: Xfinity primary, AT&T expanding
- West Marietta: AT&T Fiber, T-Mobile 5G
- South Loop area: Full wired coverage, multiple options
Nearby Cities
Internet Speed Requirements for Marietta Households
The speed you need in Marietta depends on how many people and devices use your connection simultaneously. A single person streaming video and browsing the web can get by with 50-100 Mbps. A household of 2-3 people with regular streaming and video calls should target 200-300 Mbps. Larger families with 4 or more heavy users benefit from 500 Mbps to 1 Gbps plans, especially when multiple people are streaming in 4K, gaming online, or working from home at the same time.
Upload speed matters just as much as download speed for Marietta residents who work remotely. Video conferencing platforms like Zoom and Teams require at least 5 Mbps upload for stable HD video, and 10 Mbps or more for group calls with screen sharing. If multiple household members participate in video calls simultaneously, ensure your plan provides at least 20-25 Mbps upload speed. Fiber plans offer the best upload performance with symmetrical speeds.
How to Choose an Internet Provider in Marietta
Start by checking which providers actually serve your specific address in Marietta, as coverage can vary significantly even within the same city. Enter your address on each provider's website or use our comparison tool to see all available options. Compare the actual speeds offered at your address, not just the provider's maximum advertised speed, since availability of faster tiers depends on local infrastructure.
Beyond speed, compare the total monthly cost including equipment rental fees, installation charges, and price increases after promotional periods end. Providers in Marietta, Georgia may offer different promotions depending on the season and competition in your area. Ask about no-contract options to maintain flexibility, and check whether a provider requires a credit check, as some offer prepaid alternatives. Reading recent customer reviews specific to Marietta gives the most relevant picture of service quality and reliability in your neighborhood.
Frequently Asked Questions
Who is the best internet provider in Marietta, GA?
AT&T Fiber and Xfinity are tied for best overall, each covering about 81%. AT&T offers faster symmetrical speeds; Xfinity has lower entry pricing.
Is fiber internet available in Marietta?
Yes. AT&T Fiber covers 81% of Marietta with speeds up to 5 Gbps. Xfinity also has fiber in parts of the city, and Verizon 5G Home covers about 26%.
What is the cheapest internet option in Marietta?
Spectrum starts at $30/mo for 300 Mbps cable. Xfinity Connect begins at $30/mo for 75 Mbps. T-Mobile 5G Home is $50/mo with unlimited data.
Does Spectrum service Marietta, GA?
Yes, but Spectrum only covers about 16% of Marietta. It offers cable speeds up to 1 Gbps with no data caps and no contracts.
Can I get 5G home internet in Marietta?
Yes. T-Mobile covers 71% of Marietta at $50/mo. Verizon 5G Home covers about 26% with speeds up to 1 Gbps at $60/mo.
Related Resources
Georgia Internet Guides
Provider Pages
- AT&T Internet Plans and Pricing
- Xfinity Internet Plans and Pricing
- Spectrum Internet Plans and Pricing
Helpful Guides
Last updated: February 7, 2026.
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