Best Internet Providers in Antioch, CA

1. Xfinity 500 Mbps Internet

Xfinity

500 Mbps Internet

Speed:
Typical download speed: 584.04 Mbps
Typical upload speed: 117.37 Mbps
Typical latency: 15.35 ms

Prices Starting At

$55.00/mo

Reg $95/mo

One-time Fees:
Installation Fee: $39.99 (Self-installation), $100 (Professional install)
Late Payment Fee: $10

💰 Get Deal!

5-Year Price Lock Guarantee - $70/mo for 5 years

2. Xfinity 2000 Mbps Internet

Xfinity

Gigabit Extra

Speed:
Typical download speed: 2202.94 Mbps
Typical upload speed: 250 Mbps
Typical latency: 14.65 ms

Prices Starting At

$100.00/mo

Reg $140/mo

One-time Fees:
Installation Fee: $39.99 (Self-installation), $100 (Professional install)
Late Payment Fee: $10

💰 Get Deal!

5-Year Price Lock Guarantee - $115/mo for 5 years

3. Xfinity 1000 Mbps Internet

Xfinity

Gigabit

Speed:
Typical download speed: 1167.49 Mbps
Typical upload speed: 117.37 Mbps
Typical latency: 15.24 ms

Prices Starting At

$70.00/mo

Reg $110/mo

One-time Fees:
Installation Fee: $39.99 (Self-installation), $100 (Professional install)
Late Payment Fee: $10

💰 Get Deal!

5-Year Price Lock Guarantee - $85/mo for 5 years

4. Xfinity 300 Mbps Internet

Xfinity

300 Mbps Internet

Speed:
Typical download speed: 351.86 Mbps
Typical upload speed: 117.37 Mbps
Typical latency: 15.33 MS

Prices Starting At

$35.00/mo

Reg $80/mo

One-time Fees:
Installation Fee: $39.99 (Self-installation), $100 (Professional install)
Late Payment Fee: $10

💰 Get Deal!

5-Year Price Lock Guarantee - $55/mo for 5 years

5. Sonic 10 Mbps Internet

Sonic

50 Mbps Internet

Download speeds up to:
10 Mbps

Prices Starting At

$30.00/mo

6. Sonic 100 Mbps Internet

Sonic

100 Mbps Internet

Download speeds up to:
100 Mbps

Prices Starting At

$60.00/mo

7. Sonic 1 Gbps Internet

Sonic

1000 Mbps Internet

Download speeds up to:
1 Gbps

Prices Starting At

$80.00/mo

Antioch Business Internet Providers

Antioch Internet provider frequently asked questions

How many internet companies provide service in Antioch, CA?

As of October, 2025 there are 7 company that offer high speed internet service in Antioch, CA.

Which company offers the best internet service in Antioch, CA?

Xfinity is the best internet company in Antioch, CA that offers download speeds up to 1200 Mbps and available to 100% homes.

Who has the fastest internet service in Antioch, CA?

Xfinity Cable internet service offers the fastest 1200 Mbps download speed in Antioch, CA.

Which provider has the cheapest Internet in Antioch, CA?

The cheapest internet option in Antioch is $19.99 per month. Comcast offers 150Mbps Cable Internet for as low as $19.99 per month.

Does Antioch, California have fiber Internet?

Fiber-optic internet is available to 3% population in Antioch, CA. AT&T is the only provider that offers fiber internet in Antioch with download speeds up to 1000 Mbps.