Best Internet Providers in Dunwoody, GA (2026)
Last updated: May 2026
Dunwoody is a dense, well-connected suburb just inside I-285. Xfinity dominates cable coverage here, while EarthLink Fiber and AT&T offer fiber options. Note that wired fiber covers only about 6% of Dunwoody addresses — Xfinity's fiber-powered cable is the most practical option for most residents.
Our top pick
4.2
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Xfinity
Up to 2 Gbps | Widest Dunwoody coverage · From $40/mo
Reliable service, transparent pricing, and consistently strong reviews from Dunwoody customers.
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| Provider | Monthly cost | Details | Independent rating | Link |
|---|---|---|---|---|
| Xfinity | From $40/mo | Up to 2 Gbps | Widest coverage | J.D. Power: 587 · #3 South Region | View → |
| EarthLink Fiber | From $39.95/mo | Up to 5 Gbps fiber | ~6% coverage | Trustpilot: 4.6/5 | View → |
| AT&T Fiber | $34–$55/mo | Up to 5 Gbps fiber | Partial coverage | J.D. Power: 595 · #2 South Region | View → |
Ratings: J.D. Power 2025 U.S. Residential Internet Service Provider Satisfaction Study, South Region (Georgia). Scale of 1,000 points. Released October 2025.
Pros & cons: Xfinity
Pros
- Best overall coverage in Dunwoody
- Fast speeds up to 2 Gbps on cable
- Bundle with Xfinity Mobile for additional savings
Cons
- Upload speeds lag behind true fiber
- Promotional pricing increases after 12 months
- Equipment rental fee unless you own a compatible modem
Frequently asked questions
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