Internet Provider Reviews in Phoenix, AZ

There’s nothing better than hunkering down indoors with crisp AC and a flawless internet connection. For Arizonans living in the Valley, the most common internet provider is Cox, a cable provider with multiple plans to choose from. But if you want to get fast internet in Phoenix without using Cox, the best internet provider to go with is Quantum Fiber, which gives you download and upload speeds faster than it takes for you to burn your hands on your steering wheel. T-Mobile 5G Home Internet is also a fair option, but it can slow down during times of high usage, so don’t count on it for watching the Suns play live.

Keep reading below to see what the best internet providers are in Phoenix.

—Kelly Huh

Best internet deals in Phoneix, AZ

Written by Brenna Elieson. Last updated: January 5, 2026.

The best internet deal I’ve found in Phoenix, Arizona, is from Cox, which offers significant yearly savings on internet when you bundle Cox Mobile with an internet plan of 500Mbps or higher. Even without bundling, Cox cable internet plans typically come with Wi-Fi equipment included, no data overages, and your choice of free self or professional installation. Cox also offers a “Worry Free Promise,” so you can cancel within 30 days and get your money back. Learn more about all available deals in this roundup of all Cox Internet promotions.

Limited-time Cox deal: Save $120/year on internet when you bundle Cox Mobile with a 500Mbps internet plan or higher. Plus, get up to a five-year price lock when you add an Unlimited Cox Mobile line.

Cox Internet deals:

• Fixed price for 24 months
• No equipment fees
• No cancellation fees
• Up to $125 per referral and earn up to $600/year when friends sign up with Cox
• Up to a $200 Prepaid Mastercard when you verify GovX eligibility—exclusively for teachers, government employees, medical professionals, and current or former military members

Quantum Fiber offers a Price for Life guarantee on all fiber internet plans. This means no sneaky bill increases for as long as you keep your plan. All Quantum Fiber plans come with unlimited data, free professional installation, and a $5 discount when you opt in to automatic bill payment. Quantum Fiber also includes 360 Wi-Fi mesh network equipment, which extends your Wi-Fi coverage so you can get reliable internet throughout your home. See all perks and deals available with Quantum Fiber.

Limited-time Quantum Fiber offer: Get 500Mbps fiber for $50 per month—forever. (Terms apply.)

Quantum Fiber deals:

• Price for Life guarantee
• $50 for up to 500Mbps
• Refer & Earn Program

T-Mobile 5G Home Internet is almost always offering new-customer sign-up incentives with its internet packages, including Prepaid Mastercards, free electronics, or other cash-back rewards. All T-Mobile internet customers are also eligible for an ongoing $15 monthly discount on their internet plan when they bundle it with a T-Mobile cell phone plan. T-Mobile internet plans also come with perks, such as free 5G gateway equipment rental, unlimited data, 24/7 customer support, and a five-year price guarantee. Find more deals in this comprehensive guide to T-Mobile 5G Home Internet promotions.

Limited-time T-Mobile 5G offer: Get up to $300 back via virtual prepaid card when you sign up. (Expires 1/28/2026)

T-Mobile 5G Home Internet deals:

• $15 discount with qualifying phone plan
• Free Hulu (With Ads) and Paramount+ Essential subscriptions with All-In plan
• No contracts
• No taxes or fees