Free United States proxy server summary - high speed, stable, real-time update
Want to access local United States content, bypass geo-restrictions, or increase your anonymity online? We offer one of the largest lists of free United States proxy servers in the world, covering HTTP(S), SOCKS4, and SOCKS5 protocols to suit your needs.
Why choose our United States proxy?
- Real-time updates:Our system checks every 3 minutes to remove invalid proxies and ensure that the IP you obtain is always available.
- Strict screening:Over 1 million proxies are automatically verified every day, and only high-speed and stable servers are retained.
- Widely compatible:Supports browsers, crawler scripts, data analysis tools, etc., and can be easily integrated into your workflow.
How to use it efficiently?
- Filter by protocol:SOCKS5 is suitable for high privacy requirements, and HTTP(S) is suitable for general web access.
- Check latency:The speed of free proxies varies greatly, so it is recommended to test multiple IPs to select the optimal connection.
- Pay attention to safety:Avoid logging into your bank accounts or transferring sensitive data on free proxies to prevent information leaks.
Free vs. Paid Proxies
Although our list is completely free, paid proxies are usually more stable and faster. If you need a long-term stable United States IP, you can consider a low-latency paid plan.
Try these newly available United States proxies now and unblock geo-restricted content!
| IP Address | Port | Username | Password | Country | Protocols | Anonymity | Speed | Uptime | Response | Latency | Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 156.228.105.25 | 3128 | ****  |
**** |
US
|
socks4 | elite (HIA) | 64 ms | 100% | 3909 ms | 93 ms | 3 min |
| 107.173.18.71 | 3128 | **** |
**** |
US
|
socks4 | elite (HIA) | 65 ms | 100% | 4297 ms | 103 ms | 6 min |
| 149.20.253.77 | 12551 | **** |
**** |
US
|
socks4 | elite (HIA) | 65 ms | 100% | 4722 ms | 104 ms | 3 min |
| 74.70.175.180 | 80 | **** |
**** |
US
|
socks4 | elite (HIA) | 65 ms | 100% | 4198 ms | 110 ms | 2 min |
| 192.163.200.80 | 22472 | **** |
**** |
US
|
socks4 | elite (HIA) | 65 ms | 95% | 5006 ms | 134 ms | 4 min |
| 174.127.155.118 | 32505 | **** |
**** |
US
|
socks4 | elite (HIA) | 65 ms | 100% | 4503 ms | 144 ms | 7 min |
| 143.198.229.56 | 63794 | **** |
**** |
US
|
socks4 | elite (HIA) | 65 ms | 100% | 3501 ms | 150 ms | 2 min |
| 184.181.217.194 | 4145 | **** |
**** |
US
|
socks4 | elite (HIA) | 65 ms | 100% | 4709 ms | 158 ms | 3 min |
| 104.200.135.46 | 4145 | **** |
**** |
US
|
socks4 | elite (HIA) | 65 ms | 96% | 4974 ms | 162 ms | 6 min |
| 43.153.52.170 | 443 | **** |
**** |
US
|
socks4 | elite (HIA) | 65 ms | 85% | 4608 ms | 168 ms | 6 min |
| 72.194.234.87 | 5678 | **** |
**** |
US
|
socks4 | elite (HIA) | 65 ms | 80% | 4190 ms | 173 ms | 6 min |
| 50.47.75.212 | 5678 | **** |
**** |
US
|
socks4 | elite (HIA) | 65 ms | 93% | 4977 ms | 178 ms | 2 min |
| 23.225.129.132 | 39877 | **** |
**** |
US
|
socks4 | elite (HIA) | 65 ms | 96% | 4407 ms | 180 ms | 4 min |
| 159.203.91.6 | 3128 | **** |
**** |
US
|
socks4 | elite (HIA) | 65 ms | 34% | 2302 ms | 93 ms | 8 min |
| 45.196.150.167 | 5432 | **** |
**** |
US
|
socks4 | elite (HIA) | 65 ms | 97% | 2912 ms | 93 ms | 2 min |
| 66.29.138.168 | 52904 | **** |
**** |
US
|
socks4 | elite (HIA) | 66 ms | 100% | 3889 ms | 155 ms | 3 min |
| 72.167.221.36 | 54059 | **** |
**** |
US
|
socks4 | elite (HIA) | 67 ms | 100% | 4209 ms | 156 ms | 6 min |
| 8.39.228.209 | 39593 | **** |
**** |
US
|
socks4 | elite (HIA) | 67 ms | 100% | 4192 ms | 176 ms | 6 min |
| 68.183.24.193 | 8080 | **** |
**** |
US
|
socks4 | elite (HIA) | 68 ms | 98% | 3773 ms | 99 ms | 5 min |
| 108.175.23.49 | 13135 | **** |
**** |
US
|
socks4 | elite (HIA) | 69 ms | 100% | 4697 ms | 124 ms | 6 min |
| 47.88.59.79 | 82 | **** |
**** |
US
|
http | elite (HIA) | 713 ms | 95% | 4996 ms | 149 ms | 3 min |
| 104.236.52.89 | 20745 | **** |
**** |
US
|
socks4 | elite (HIA) | 73 ms | 100% | 5000 ms | 93 ms | 4 min |
| 93.127.215.97 | 80 | **** |
**** |
US
|
http | elite (HIA) | 7392 ms | 100% | 1892 ms | 91 ms | 7 min |
| 38.156.73.36 | 8085 | **** |
**** |
US
|
http | transparent (HIA) | 7600 ms | 100% | 4485 ms | 57 ms | 6 min |
| 162.214.165.203 | 80 | **** |
**** |
US
|
http | elite (HIA) | 7703 ms | 100% | 4572 ms | 135 ms | 9 min |
| 34.135.166.24 | 80 | **** |
**** |
US
|
http | elite (HIA) | 7788 ms | 100% | 57 ms | 126 ms | 3 min |
| 147.182.180.242 | 80 | **** |
**** |
US
|
http | elite (HIA) | 7805 ms | 100% | 4480 ms | 89 ms | 9 min |
| 104.223.103.221 | 3428 | **** |
**** |
US
|
http | elite (HIA) | 7901 ms | 100% | 4190 ms | 118 ms | 2 min |
| 23.82.137.159 | 80 | **** |
**** |
US
|
http | elite (HIA) | 8166 ms | 100% | 4021 ms | 117 ms | 5 min |
| 8.42.68.109 | 39593 | **** |
**** |
US
|
socks4 | elite (HIA) | 82 ms | 100% | 4592 ms | 124 ms | 7 min |
United States Proxy Servers: The Smart Key to Unlocking Digital Borders
Core value analysis: Why choose a United States agent?
In the era of globalized Internet, geographic restrictions have become an invisible wall in the digital world. United States proxy servers are like a smart key that opens this restricted door for you. By hiding your real IP address, it not only improves your network anonymity, but also provides support for key business scenarios:
- Content Unlocking Experts: Exclusive access to local United States streaming platforms, news sites and government portals
- Data collection tool: Get accurate localized data from United States servers to help market research
- Privacy Shield: An extra layer of security for remote workers and digital nomads
- Internet research tools: helping scholars study the peculiarities of the United States Internet ecosystem
Our technical advantages: not only free
The United States proxy service we provide is outstanding due to three major technological innovations:
- Intelligent refresh system: AI algorithm is used to dynamically update the proxy pool every 180 seconds, eliminate failed nodes, and ensure an availability rate of more than 95%.
- Protocol Matrix supports:
- HTTP(S): Ideal for basic web browsing
- SOCKS4: Balancing Speed and Compatibility
- SOCKS5: An advanced choice that supports UDP and IPv6
- Three-dimensional filtering engine: can simultaneously perform accurate filtering by latency (ms), anonymity level (1-3 levels), and online rate (%)
Performance optimization suggestions
Based on measured data, we recommend:
- Video streaming: Choose a SOCKS5 proxy with a latency of < 150ms
- Big Data Scraping: Using a Rotating Pool of Residential Proxies
- Instant messaging: fix 1-2 high anonymity nodes
We observed an interesting phenomenon: proxies in the Moscow area usually have better international bandwidth during the European and American time period (UTC+3 18:00-24:00), which may be related to the traffic scheduling strategy of the local ISP.
Did you know? United States proxies have unique advantages in dealing with certain international CDN restrictions due to their unique network infrastructure layout. Try different node locations and you may find unexpected connection optimization effects.