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Glo Fiber Speed Test

Enter a zip code, city, or address below to see what speeds you can expect in your location for Glo Fiber and other ISPs.

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How we measure: a real-world test to a neutral point on the open internet, not a server inside your provider network, so it reflects everyday speed and can read slightly below best-case on-network tests.

We record anonymized results (speed, latency, your provider and coarse location) to publish honest, real-world speed data by provider. No personal information is stored.

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Jump to: What to Expect | Speed Reviews | Glo Fiber Availability

What to Expect from Glo Fiber

Glo Fiber’s fastest available plans reach 5,000 Mbps down / 5,000 Mbps up, and across its footprint typical available speeds are about 4,621 Mbps down / 4,620 Mbps up. These are advertised “up to” figures from FCC availability data, so no connection reaches them exactly. Run the test above to see what your own Glo Fiber line actually delivers.

Glo Fiber Measured Speeds

In real-world tests, Glo Fiber typically delivers around a median 280 Mbps down and 185 Mbps up across the plans its customers actually subscribe to.

Most tests land between 104 and 504 Mbps down. That spread mostly reflects which plan each household buys, not how the network performs.

280 Mbps
Median down
185 Mbps
Median up
42 ms
Latency

Measured at the nearest Cloudflare edge, verified by network operator, and shown as a median so a few unusually fast or slow tests do not skew it. Because most customers do not buy the fastest plan, this median should not be read as what Glo Fiber's top tier delivers. Updated daily.

Compare providers near you

Enter your ZIP or city to see how providers in your area compare.

Providers available in your area come from our coverage data. "Available up to" is the fastest advertised plan; measured speeds appear once a provider has enough independent tests, otherwise we say "collecting" rather than guess.

Glo Fiber Speed Reviews

Glo Fiber has a speed rating of 4.00 out of 5, with a total of 31 reviews and ratings across the United States. Speed ratings by service type include: Fiber: 4.00. If you’d like to tell others about your experience, you can rate or review Glo Fiber here.

Connection

Customer Rating

Fiber

Fiber: 4.00 of 5 stars

(31)

For detailed reviews, visit our Glo Fiber Internet Reviews page.

Top Cities for Glo Fiber

Glo Fiber is available in 180 cities throughout the country. Here is a list of top cities with Glo Fiber internet service:

Virginia Beach, VA
  • Availability: 6.86%
  • Avg. Download Speed: 5,000 Mbps
Roanoke, VA
  • Availability: 78.45%
  • Avg. Download Speed: 5,000 Mbps
Washington, DC
  • Availability: 1.38%
  • Avg. Download Speed: 5,000 Mbps
Lancaster, PA
  • Availability: 45.37%
  • Avg. Download Speed: 5,000 Mbps
Lynchburg, VA
  • Availability: 67.24%
  • Avg. Download Speed: 5,000 Mbps
Suffolk, VA
  • Availability: 66.14%
  • Avg. Download Speed: 5,000 Mbps
Richmond, VA
  • Availability: 4.26%
  • Avg. Download Speed: 5,000 Mbps
Williamsburg, VA
  • Availability: 59.47%
  • Avg. Download Speed: 5,000 Mbps
Winchester, VA
  • Availability: 67.61%
  • Avg. Download Speed: 5,000 Mbps
Chillicothe, OH
  • Availability: 99.72%
  • Avg. Download Speed: 644 Mbps
York, PA
  • Availability: 32.27%
  • Avg. Download Speed: 5,000 Mbps
Mechanicsville, VA
  • Availability: 67.56%
  • Avg. Download Speed: 5,000 Mbps
Frederick, MD
  • Availability: 39.13%
  • Avg. Download Speed: 5,000 Mbps
Harrisonburg, VA
  • Availability: 61.86%
  • Avg. Download Speed: 5,000 Mbps
Columbus, OH
  • Availability: 1.80%
  • Avg. Download Speed: 3,112 Mbps

Glo Fiber Speed Test FAQ

Why is my Glo Fiber speed lower than advertised?

Advertised speeds are “up to” peaks measured on an ideal connection. Real-world speed to a neutral point on the open internet runs a few percent lower, and Wi-Fi, older equipment, or peak-hour congestion lower it further. For the truest read of your Glo Fiber line, test over a wired connection.

How does ISPReports measure Glo Fiber speeds?

Tests run against the nearest of Cloudflare’s edge locations, so the result reflects your access network rather than a server inside Glo Fiber’s own network. We verify each result by network operator, aggregate it as a median (not an average, which a few fast tests would skew), and only publish a provider’s measured speeds once enough independent tests exist. We do not accept provider-submitted numbers.

Is Glo Fiber good for gaming and video calls?

Run the test above. The connection-quality grade reads latency under load and packet loss, which determine whether calls and games stay smooth, beyond the raw download number.