Coverage · ZIP 91001
Internet Providers in Altadena, CA (91001)
There are 11 internet providers available in Altadena, CA (ZIP 91001), including AT&T Fiber, Spectrum Fiber, Spectrum. Compare each provider below by technology, maximum advertised speed, and area coverage, then call (833) 261-0564 for help choosing a plan. Coverage data is sourced from the FCC National Broadband Map.
Internet providers in Altadena, CA (ZIP 91001)
There are 11 residential internet providers available in Altadena, CA (ZIP 91001), including AT&T Fiber, Spectrum Fiber, Spectrum. The table below lists each provider with its technology type, maximum advertised speeds, and area coverage, sourced from the FCC National Broadband Map.
| Provider | Technology | Max download | Max upload | Area coverage |
|---|---|---|---|---|
| AT&T Fiber | Fiber | 5 Gbps | 5 Gbps | 86% |
| Spectrum Fiber | Fiber | 1 Gbps | 500 Mbps | 16% |
| Spectrum | Cable | 1 Gbps | 35 Mbps | 96% |
| Verizon 5G Home | 5G Home Internet | 1 Gbps | 75 Mbps | 66% |
| T-Mobile Home Internet | 5G Home Internet | 100 Mbps | 20 Mbps | 92% |
| AT&T Internet Air | 5G Home Internet | 100 Mbps | 20 Mbps | 81% |
| Starlink | Satellite | 280 Mbps | 30 Mbps | 100% |
| Viasat | Satellite | 150 Mbps | 3 Mbps | 100% |
| HughesNet | Satellite | 100 Mbps | 5 Mbps | 100% |
| ConnectTo | DSL | 120 Mbps | 20 Mbps | 1% |
| AT&T Internet | DSL | 100 Mbps | 20 Mbps | 70% |
Internet in Altadena, CA — common questions
How many internet providers are available in Altadena, CA?
There are 11 internet providers available in Altadena, CA (ZIP 91001), including AT&T Fiber, Spectrum Fiber, Spectrum. Availability varies by exact address.
What is the fastest internet available in 91001?
AT&T Fiber offers the highest advertised download speed in Altadena, CA at up to 5 Gbps. Actual speeds depend on the plan and your address.
How do I check internet availability at my address in Altadena, CA?
Enter your ZIP code on Ziatan to see every provider serving your block, then call (833) 261-0564 for help comparing plans and pricing — free, with no signup required.