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Speed test by ISP, device, or city

A raw Mbps result only answers part of the question. Use provider footprint data, the device you tested on, and the local environment to decide whether the next move is upgrading service, fixing Wi-Fi, changing hardware, or documenting an ISP support case.

ISP entry points from FCC state data

These provider summaries reuse SwiftSpeedTest's state guide dataset. Coverage is reported statewide residential footprint, not a promise that an exact address can order that service.

T-Mobile 5G Home

Appears in 49 state guides.

65.0%

avg.

CopperFiberFixed Wireless
Rhode Island78.2%Maryland78.1%New York77.6%

Verizon

Appears in 43 state guides.

57.4%

avg.

FiberFixed Wireless
Rhode Island88.2%Delaware83.8%New Jersey82.0%

AT&T

Appears in 27 state guides.

60.8%

avg.

CopperFiberFixed Wireless
Illinois74.9%Tennessee71.9%California71.7%

Xfinity

Appears in 21 state guides.

65.6%

avg.

CableFiber
Maryland89.4%Massachusetts85.9%Delaware82.1%

Quantum Fiber or CenturyLink

Appears in 15 state guides.

59.4%

avg.

CopperFiber
Colorado85.2%Utah74.7%Arizona71.2%

Spectrum

Appears in 14 state guides.

62.2%

avg.

CableFiber
Hawaii92.3%North Carolina79.0%Ohio77.3%

Cox

Appears in 8 state guides.

49.1%

avg.

CableFiberFixed Wireless
Rhode Island91.9%Nevada64.5%Arizona64.0%

Fidium Fiber

Appears in 3 state guides.

68.2%

avg.

CableCopperFiber
New Hampshire72.8%Vermont66.1%Maine65.8%

State-level starting points

Start with a state guide when your question is whether the local provider mix can realistically outperform your current result.

Rhode IslandTop listed footprint: 91.9%MarylandTop listed footprint: 89.4%DelawareTop listed footprint: 83.8%IllinoisTop listed footprint: 74.9%TennesseeTop listed footprint: 71.9%MassachusettsTop listed footprint: 85.9%ColoradoTop listed footprint: 85.2%UtahTop listed footprint: 74.7%HawaiiTop listed footprint: 92.3%North CarolinaTop listed footprint: 79.0%

Device lens

  • Run one test on the exact device that feels slow, then repeat on a newer phone or laptop nearby.
  • Use Ethernet or a USB-C Ethernet adapter for one comparison when the device supports it.
  • If only one device is weak, check Wi-Fi adapter limits, VPN software, power saver mode, and background sync.

City and neighborhood lens

  • Run a quiet-hour test and a busy-evening test to expose local congestion patterns.
  • Apartments and dense city blocks need Wi-Fi channel cleanup more often than single-family homes.
  • Rural and edge-of-network locations should compare terrestrial options against fixed wireless or satellite fallbacks.
Need a fresh data point? Run the SwiftSpeedTest internet speed test for instant download, upload, ping, and jitter metrics, then compare that result with the provider and state entry points above.
Published by Swift Speed Test. See our testing method, sourcing standards, limitations, and corrections policy.

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