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Internet providers in 91773
Find internet providers serving the 91773 area. Compare plan pricing and speeds from fiber-optic, cable and DSL providers.
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91773 internet providers
Need help? Call (844) 451-2720
*Pricing per month plus taxes for length of contract. Additional fees and terms may apply. Pricing varies by location and availability. All prices subject to change at any time. May or may not be available based on service address. As of Jun 1, 2020.
Need help?91773 internet service at a glance
At 100%, broadband coverage in the 91773 ZIP code is comparable to the rest of California - 93%, and comparable to broadband coverage across the U.S. - 95%.
The vast majority of those living in the 91773 ZIP will have access to DSL, which covers 100% of households. Cable internet is also an option for many, offering service to 100% of the area. Fiber-optic is less available but still a popular internet option for roughly 96% of those living in the 91773 ZIP code.
There are five internet providers serving the 91773 area, and 99.99% of households will have internet options from more than one provider. Among five internet providers in 91773, prices start at $27.99 and available download speeds reach up to 300 Mbps.
Top high-speed internet providers in 91773
The largest internet providers serving the 91773 ZIP code are Frontier and Spectrum bringing DSL, fiber-optic, and cable options to the area.
DSL internet from Frontier is available to nearly all in the 91773 ZIP code, covering 100% of households. Many will also have the option of fiber-optic from Frontier, which covers 96% of the area. San Dimas’s third most-available internet provider, Spectrum, offers cable to around 100% of residents in the 91773 ZIP code.

Frontier DSL internet
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*Pricing per month plus taxes for length of contract. Additional fees and terms may apply. Pricing varies by location and availability. All prices subject to change at any time. May or may not be available based on service address. Speeds may vary. As of Jun 1, 2020.
DSL from Frontier offers broadband to all households in the 91773 ZIP code, covering 100% of the area.
DSL internet from Frontier uses telephone lines to deliver service, which often leads to lower prices and higher availability, though download speeds are likely to be slower than cable or fiber-optic internet.
Internet prices for Frontier start at $27.99/mo.*, which is significantly lower than the average starting price for internet in San Dimas, $45.74.
Frontier customers who choose the lowest-priced plan can expect speeds up to 6 Mbps, which comes to an estimated $4.67 per Mbps, higher than the average cost per Mbps for the lowest priced plans in San Dimas, $1.69.
For those who value internet speed as much as cost, Frontier offers download speeds up to 30 Mbps and upload speeds up to 30 Mbps in 91773 ZIP code. These download speeds are available to 100% of the area, and are slightly slower than the average max speeds from all San Dimas's providers, 103 Mbps.

Frontier fiber-optic internet
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*Pricing per month plus taxes for length of contract. Additional fees and terms may apply. Pricing varies by location and availability. All prices subject to change at any time. May or may not be available based on service address. Speeds may vary. As of Jun 1, 2020.
Fiber-optic from Frontier offers broadband to nearly all households in the 91773 ZIP code, covering 96% of the area.
Fiber-optic service from Frontier is popular for its fast download and upload speeds, even during peak usage times, but may be less available throughout 91773 ZIP code than other internet types.
Internet prices for Frontier start at $27.99/mo.*, which is significantly lower than the average starting price for internet in San Dimas, $45.74.
Frontier customers who choose the lowest-priced plan can expect speeds up to 6 Mbps, which comes to an estimated $4.67 per Mbps, higher than the average cost per Mbps for the lowest priced plans in San Dimas, $1.69.
For those who value internet speed as much as cost, Frontier offers download speeds up to 30 Mbps and upload speeds up to 30 Mbps in 91773 ZIP code. These download speeds are available to 96% of the area, and are slightly slower than the average max speeds from all San Dimas's providers, 103 Mbps.

Spectrum cable internet
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*Pricing per month plus taxes for length of contract. Additional fees and terms may apply. Pricing varies by location and availability. All prices subject to change at any time. May or may not be available based on service address. Speeds may vary. As of Jun 1, 2020.
Cable from Spectrum offers broadband to all households in the 91773 ZIP code, covering 100% of the area.
Spectrum’s cable network is likely to offer faster speeds than DSL or satellite service, but 91773 residents in densely populated areas may experience slowed speeds during peak usage times.
Internet prices for Spectrum start at $44.99/mo.*, which is about the same as the average starting price for internet in San Dimas, $45.74.
Spectrum customers who choose the lowest-priced plan can expect speeds up to 60 Mbps, which comes to an estimated $0.75 per Mbps, lower than the average cost per Mbps for the lowest priced plans in San Dimas, $1.69.
For those who value internet speed as much as cost, Spectrum offers download speeds up to 300 Mbps and upload speeds up to 20 Mbps in 91773 ZIP code. These download speeds are available to 100% of the area, and are much faster than the average max speeds from all San Dimas's providers, 103 Mbps.
Internet coverage for rural areas
If you have limited cable, DSL and fiber-optic internet options in the 91773 ZIP code, satellite and fixed wireless providers may be available.
Satellite internet from HughesNet and Viasat offers 100% availability in 91773 and the greater San Dimas area. HughesNet starting prices are significantly higher than average in San Dimas at $59.99/mo. for speeds up to 25 Mbps. Viasat starting prices are about average in San Dimas at $50/mo. for speeds up to 25 Mbps. Satellite internet is a less appealing option for many in the 91773 ZIP, however, as service typically comes with high latency and low data allowances.
Internet providers in 91773 frequently asked questions
What’s the fastest internet provider in 91773?
Spectrum is the fastest internet provider in the 91773 ZIP code with download speeds up to 300 Mbps. These speeds are available to 100% of households in 91773. The next fastest internet provider in the 91773 ZIP code is Frontier, offering download speeds up to 30 Mbps to 100% of the area.
What’s the cheapest internet provider in 91773?
Frontier offers the cheapest internet in the 91773 ZIP with service starting at $27.99/mo. This is significantly less than the average starting price for internet in San Dimas, $45.74.
Is fiber internet available in 91773?
Frontier is the largest fiber-optic internet service provider serving the 91773 ZIP code, covering 96% of the city.
What’s the best internet deal in my area?
Internet deals such as speed upgrades, promotional pricing, equipment perks and free installation are available from many internet providers. Bundling internet with TV and home phone is also a popular way to get a deal on internet.
Should I use my own router?
There are benefits to using your own router vs. buying or renting one from your internet provider, such as lower monthly costs and more product options. If you choose to use your own router, keep in mind that your internet provider’s tech support may not be able to fully assist you with your personal router. Select providers may not give you the option to use your own router.
What’s the best internet provider in my area?
Fiber internet providers are likely to offer the fastest, most consistent speeds for the money. Cable internet providers can also deliver fast speeds, up to 100 Mbps and higher, but are more vulnerable to slowed speeds during peak usage times. If you’re shopping for cheap internet, a DSL provider may be the best option for your household.