Internet providers in Marietta, Georgia 30066
ZIP code 30066 is in Marietta, Cobb County, Georgia. Compare the major providers below, then check availability for your address.
Internet in Marietta 30066: local snapshot
About 98% of the 22,667 households in 30066 have a broadband subscription, 8 points above the Georgia average of 90%. That ranks 30066#16 of 651 ZIP codes in Georgia for broadband adoption. Very few households (2%) are offline, suggesting internet service is widely used in this area.
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2023). These figures describe the area, not the providers available at your address.
Compare internet providers in Marietta, Georgia
Share of residential locations in Marietta where each provider reports service, from the FCC National Broadband Map (data as of December 31, 2025). Availability depends on your exact address.
| # | Provider | Technology (varies by address) | Locations covered | |
|---|---|---|---|---|
| 1 | Xfinity | Cable | 99% | |
| 2 | AT&T | Fiber, DSL, Fixed wireless | 77% | Check availability |
| 3 | Verizon | Fiber, Fixed wireless | 55% | Check availability |
| 4 | T-Mobile Home Internet | Fixed wireless | 55% | |
| 5 | Spectrum | Fiber, Cable | 2% | |
| 6 | Google Fiber | Fiber | 1% | |
| 7 | Point Broadband Fiber Holding | Fiber, Fixed wireless | <1% |
Satellite internet
| 1 | HughesNet | Satellite | 99%+ | |
| 2 | Viasat | Satellite | 99%+ | |
| 3 | Starlink | Satellite | 99%+ |
Satellite service is available at nearly every address but typically has higher latency than wired options.
Provider-reported coverage does not guarantee service or speeds at a specific address. Some "Check availability" links are affiliate links; we may earn a commission at no cost to you. How we make money.
What technologies are available in Marietta?
Fiber reaches about 30% of locations in Marietta, so it is available in parts of the area but not everywhere. Gigabit-class service (1,000 Mbps down) is reported for about 99% of locations. DSL is still reported for about 36% of locations, which can be a fallback where fiber and cable do not reach. Fixed wireless home internet is reported for about 74% of locations.
FCC National Broadband Map, data as of December 31, 2025: share of residential locations in Marietta that providers report they can serve. City-level figures, not your address.
What to know about internet in Marietta 30066
Xfinity reports service to the most residential locations in Marietta, about 99%. 4 providers report coverage of at least half of locations (Xfinity, AT&T, Verizon, and T-Mobile Home Internet), so the market looks competitive. T-Mobile Home Internet offers fixed wireless home internet, an option if you prefer no cable or fiber installation.
Broadband adoption in 30066 (98%) is higher than the Marietta average of 96%. By median household income, 30066 ranks 4 of 7 ZIP codes in Marietta. The median age of residents is 38.
Frequently asked questions
Is fiber internet available in Marietta?
Yes, in part. About 30% of residential locations in Marietta can get fiber, 99% can get cable, and about 99% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in Marietta?
Xfinity reports service to about 99% of residential locations in Marietta, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve Marietta?
4 providers report service to at least 2% of locations in Marietta, and 4 cover at least half. Satellite (HughesNet, Viasat, Starlink) is also available nearly everywhere.
What is the difference between fiber, cable and DSL?
Fiber offers the fastest and most consistent speeds, cable is widely available with high download speeds, and DSL runs over phone lines and is usually slower. See our guide for details.
What internet speed do I need in Marietta 30066?
Most households are well served by 100–300 Mbps. Heavy streaming, gaming or many connected devices may benefit from 500 Mbps or more.
Other ZIP codes in Marietta
Internet providers near Marietta
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- Kennesaw, GA (7 mi)
- Vinings, GA (8 mi)
- Mableton, GA (10 mi)
- Sandy Springs, GA (10 mi)
- Powder Springs, GA (10 mi)
- Woodstock, GA (10 mi)
- Acworth, GA (11 mi)