Internet providers in Lithonia, Georgia
Lithonia is in Dekalb County, Georgia, and has 2 ZIP codes. Available providers can differ from one ZIP code to the next, so pick yours below.
Xfinity reports service to the most residential locations in Lithonia, about 100%. 4 providers report coverage of at least half of locations (Xfinity, AT&T, Verizon, and T-Mobile Home Internet), so the market looks competitive. Fiber-focused providers reporting service here include Google Fiber (13%). T-Mobile Home Internet offers fixed wireless home internet, an option if you prefer no cable or fiber installation.
Our picks for internet in Lithonia
- Widest coverage: Xfinity (about 100% of locations)
- Fiber-focused option: Google Fiber (about 13% of locations)
- No-install wireless option: T-Mobile Home Internet (about 70% of locations)
Picks are based on the share of locations each provider reports serving, not on price or customer reviews.
ZIP codes in Lithonia
Compare internet providers in Lithonia, Georgia
Share of residential locations in Lithonia 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 | 87% | Check availability |
| 3 | Verizon | Fiber, Fixed wireless | 74% | Check availability |
| 4 | T-Mobile Home Internet | Fixed wireless | 70% | |
| 5 | Google Fiber | Fiber | 13% |
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 Lithonia?
Fiber is widely available: about 51% of locations in Lithonia can get it. Gigabit-class service (1,000 Mbps down) is reported for about 69% of locations. Fixed wireless home internet is reported for about 80% of locations.
FCC National Broadband Map, data as of December 31, 2025: share of residential locations in Lithonia that providers report they can serve. City-level figures, not your address.
Frequently asked questions
Is fiber internet available in Lithonia?
Yes, in part. About 51% of residential locations in Lithonia can get fiber, 93% can get cable, and about 69% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in Lithonia?
Xfinity reports service to about 100% of residential locations in Lithonia, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve Lithonia?
5 providers report service to at least 2% of locations in Lithonia, and 4 cover at least half. Satellite (HughesNet, Viasat, Starlink) is also available nearly everywhere.
Is there fiber internet in Lithonia?
Fiber providers reporting service in Lithonia include Google Fiber (13% of locations). Other providers may also offer fiber in parts of the city, so check your address.
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 Lithonia?
Most households are well served by 100–300 Mbps. Heavy streaming, gaming or many connected devices may benefit from 500 Mbps or more.