Coverage · ZIP 20151 · Fairfax County
Internet providers in Fairfax County, VA.
There are 8 internet providers reporting service in Fairfax County, VA (ZIP 20151) in FCC National Broadband Map filings (FCC filings as of Dec 31, 2024), including Cox Fiber (now Spectrum), Verizon Fios, and Xfinity. The fastest advertised download speed is 2 Gbps from Verizon Fios. 2 of them offer fiber. These records are aggregated to ZIP areas. Call (888) 889-4095 and your OneClickAway agent confirms which plans are actually orderable at your exact address — with current pricing — before anything is ordered.
Ranked · fiber first, then cable, 5G home, fixed wireless, DSL
Every provider reporting service in Fairfax County, VA (20151)
Maximum advertised speeds from FCC National Broadband Map filings (FCC filings as of Dec 31, 2024). Coverage is the share of census blocks in this ZIP where the provider reports service. Prices are not shown — they change by address and promotion, so your agent quotes them live.
Providers are grouped by technology. Within a group, OneClickAway partners appear first in our listed partner order. We may receive compensation when you order through us. Block coverage is not the percentage of homes served.
| # | Provider | Technology | Max download | Max upload | Coverage |
|---|---|---|---|---|---|
| 01 | Cox Fiber (now Spectrum)OneClickAway partner by Cox Enterprises |
FiberLow latency | 2 Gbps | 2 Gbps | 17% of blocks |
| 02 | Verizon FiosOneClickAway partner by Verizon |
FiberLow latency | 2 Gbps | 2 Gbps | 46% of blocks |
| 03 | XfinityOneClickAway partner by Comcast |
CableLow latency | 2 Gbps | 2 Gbps | 6% of blocks |
| 04 | Cox (now Spectrum)OneClickAway partner by Cox Enterprises |
CableLow latency | 2 Gbps | 100 Mbps | 47% of blocks |
| 05 | AT&T Internet AirOneClickAway partner by AT&T |
5G HomeLow latency | 100 Mbps | 20 Mbps | 46% of blocks |
| 06 | Verizon 5G HomeOneClickAway partner by Verizon |
5G HomeLow latency | 400 Mbps | 40 Mbps | 29% of blocks |
| 07 | T-Mobile Home Internet by T-Mobile |
5G HomeLow latency | 100 Mbps | 20 Mbps | 52% of blocks |
| 08 | All Points Broadband | Fixed WirelessLow latency | 100 Mbps | 100 Mbps | 0% of blocks |
Satellite service is filed for essentially every U.S. address and is listed separately: Starlink up to 280 Mbps · Viasat up to 150 Mbps · HughesNet up to 100 Mbps.
Common questions
Internet in Fairfax County, VA, answered from the filings
How many internet providers serve Fairfax County, VA?
FCC filings list 8 internet providers reporting residential service in ZIP 20151, including Cox Fiber (now Spectrum), Verizon Fios, and Xfinity. This is an aggregated ZIP-area comparison, so not every provider reaches every address — a OneClickAway agent confirms which ones reach yours before you order.
What is the fastest internet in 20151?
Verizon Fios reports the highest maximum advertised download speed in Fairfax County, VA at up to 2 Gbps (up to 2 Gbps upload). Actual speeds depend on the plan sold at your address; these are provider-reported maximums, not guarantees.
Is fiber internet available in Fairfax County, VA?
Cox Fiber (now Spectrum) and Verizon Fios report fiber service in ZIP 20151. Fiber typically offers symmetrical speeds and lower latency; whether it reaches your specific address is confirmed by your agent before ordering.
Which of these providers can OneClickAway order for me?
Cox Fiber (now Spectrum), Verizon Fios, Xfinity, and Cox (now Spectrum) are OneClickAway partner brands in this ZIP. Eligible plans and current charges need confirmation. OneClickAway is authorized to sell Xfinity, Frontier, Kinetic by Windstream, Brightspeed, EarthLink, Spectrum, AT&T, Verizon, Optimum, Astound Broadband, DIRECTV, ADT, and Vivint; other brands are listed for comparison and may require ordering directly. Call (888) 889-4095 (Mon–Fri 9–6 PT).
Nearby ZIP codes in Fairfax County
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Your agent checks partner plans, current pricing, and installation options at your exact address. You decide whether to order. Monday – Friday, 9 AM – 6 PM (PT).