Best Internet Providers in Saint Louis, Missouri

St. Louis, Missouri, offers residents a variety of internet service providers (ISPs) delivering high-speed connections through cable, fiber, DSL, and satellite technologies. Whether you're a homeowner, renter, or business owner, St. Louis has options tailored to meet diverse needs ranging from basic browsing to intensive gaming and streaming. Major providers serve the area, offering competitive pricing, bundled services, and flexible plans with varying speeds and data limits. With advancements in fiber and 5G networks, residents can enjoy some of the fastest and most reliable internet available in the Midwest.

Fastest Internet Providers in Saint Louis, MO

AT&T Fiber and EarthLink (over AT&T’s network) are the fastest residential internet options in Saint Louis, MO, with plans up to 5 Gbps, followed by Spectrum cable up to 2 Gbps in many neighborhoods. Availability is address-specific, so speeds will vary by exact location within the metro

1. AT&T Fiber – Up to 5 Gbps
Top speed: Symmetrical fiber plans up to 5,000 Mbps (5 Gbps) download and upload in parts of Saint Louis.
​Why it’s fast: True fiber-to-the-home with no data caps and very low latency, ideal for 4K streaming, cloud work, and competitive gaming.
​Typical plans: 300 Mbps, 500 Mbps, 1 Gbps, 2 Gbps, and 5 Gbps; multi‑gig tiers are among the fastest residential options in the city.
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2. EarthLink Fiber – Up to 5 Gbps
Top speed: Listed as offering fiber plans up to 5 Gbps in Saint Louis, often reselling AT&T’s underlying fiber network.
​Why it’s fast: Uses fiber technology similar to AT&T Fiber, so peak speeds and latency are comparable where service is available.
​Typical plans: Multi‑gig options in select areas, plus lower‑tier fiber plans for lighter use; exact speeds and pricing depend on address

3. Spectrum Internet – Up to 2 Gbps
Top speed: Cable internet plans with download speeds up to 2,000 Mbps (2 Gbps) in Saint Louis, though uploads are much lower (often up to 35 Mbps).
​Why it’s fast: Very high downstream bandwidth for households that mostly download or stream, but not as strong as fiber for uploads and simultaneous heavy use.
​Typical plans: 100 Mbps, 500 Mbps, 1 Gbps, and 2 Gbps tiers, usually with no data caps and wide coverage across the metro area.
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4. i3 Broadband – Up to 8 Gbps (Select Areas)
Top speed: Residential fiber plans advertised up to 8 Gbps in parts of the greater Saint Louis area.
​Why it’s fast: Symmetrical multi‑gig fiber with equal upload and download speeds, tailored to heavy streaming, gaming, and large file transfers.
​Typical plans: 300 Mbps, 1 Gbps, 2 Gbps, and 8 Gbps, often promoted with price‑lock offers and included equipment.
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5. Fixed Wireless & 5G (T‑Mobile, Verizon, Others)
Top speed: 5G home internet from providers like T‑Mobile and Verizon generally ranges roughly 50–415 Mbps in Saint Louis, depending on signal and congestion.
​Why it’s fast: Can beat older DSL and some cable in real‑world performance, with simple self‑install and no data caps, but does not reach fiber multi‑gig speeds.
​Where it fits: Good alternative where fiber or high‑tier cable is unavailable, or for renters who want easy setup and bundled mobile discounts.
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6. Gateway Fiber / Regional Fiber Players
Top speed: Regional fiber brands near Saint Louis (such as Gateway Fiber) advertise symmetrical speeds up to around 2 Gbps on residential plans in their footprints.
​Why it’s fast: Pure fiber with strong upload speeds and low latency, competitive with larger ISPs where build‑out exists.
​Where available: Coverage tends to be limited to specific neighborhoods or suburbs, so address checks are essential.