Coverage · ZIP 85051 · Maricopa County
Internet providers in Phoenix, AZ.
There are 7 internet providers reporting service in Phoenix, AZ (ZIP 85051) in FCC National Broadband Map filings (FCC filings as of Dec 31, 2024), including Quantum Fiber, CenturyLink Fiber, and Cox. The fastest advertised download speed is 8 Gbps from Quantum Fiber. 2 of them offer fiber. Availability is reported per census block, so 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 Phoenix, AZ (85051)
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.
| # | Provider | Technology | Max download | Max upload | Coverage |
|---|---|---|---|---|---|
| 01 | Quantum Fiber by Lumen |
FiberLow latency | 8 Gbps | 8 Gbps | 35% of blocks |
| 02 | CenturyLink Fiber by Lumen |
FiberLow latency | 1 Gbps | 1 Gbps | 17% of blocks |
| 03 | Cox by Cox Enterprises |
CableLow latency | 2 Gbps | 100 Mbps | 92% of blocks |
| 04 | Verizon 5G Home by Verizon |
5G HomeLow latency | 300 Mbps | 30 Mbps | 61% of blocks |
| 05 | T-Mobile Home Internet by T-Mobile |
5G HomeLow latency | 100 Mbps | 20 Mbps | 91% of blocks |
| 06 | AT&T Internet Air by AT&T |
5G HomeLow latency | 100 Mbps | 20 Mbps | 81% of blocks |
| 07 | CenturyLink by Lumen |
DSLLow latency | 140 Mbps | 40 Mbps | 72% 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 Phoenix, AZ, answered from the filings
How many internet providers serve Phoenix, AZ?
FCC filings list 7 internet providers reporting residential service in ZIP 85051, including Quantum Fiber, CenturyLink Fiber, and Cox. Providers report coverage by census block, so not every provider reaches every address — a OneClickAway agent confirms which ones reach yours before you order.
What is the fastest internet in 85051?
Quantum Fiber reports the highest maximum advertised download speed in Phoenix, AZ at up to 8 Gbps (up to 8 Gbps upload). Actual speeds depend on the plan sold at your address; these are provider-reported maximums, not guarantees.
Is fiber internet available in Phoenix, AZ?
Quantum Fiber and CenturyLink Fiber report fiber service in ZIP 85051. 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?
OneClickAway is an authorized agent for Xfinity, Frontier, Kinetic by Windstream, Brightspeed, and EarthLink; for other brands your agent still confirms availability and walks you through the order. Call 888-889-4095 (Mon–Fri 9–6 PT).
Nearby ZIP codes in Maricopa County
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Confirm what's live at your address in 85051.
Your agent checks the exact address with the carriers, quotes real pricing the same business day, and places the order. Monday – Friday, 9 AM – 6 PM (PT).