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CenturyLink Proxies - US Residential IPs (AS209)

Access America's digital landscape through authentic CenturyLink proxies. Roundproxies delivers premium ISP-specific proxies for businesses and developers requiring genuine US IP addresses for market research, ad verification, and content testing.
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Why Choose CenturyLink Proxies?

Premium proxy infrastructure with enterprise-grade reliability.
Experience the power of dedicated ISP connections.
Premium proxy infrastructure with enterprise-grade reliability. Experience the power of dedicated ISP connections.

Registered in United States

CenturyLink Communications LLC

20M announced IPv4 addresses

Routes CenturyLink Communications LLC announces on AS209

CenturyLink network facts

CenturyLink announces 20M IPv4 addresses on AS209, and operates as a major transit provider. Residential proxies targeted at this ASN exit from addresses inside those announcements, so a target site sees a connection registered to CenturyLink Communications LLC.

Autonomous system
AS209
Registered to
CenturyLink Communications LLC (US)
Announced IPv4 addresses
19,845,632
IPv4 prefixes announced
1,590
IPv6 prefixes announced
32
Network role
Major transit provider
Primary function
Internet service provider
ASN registered
1998
Upstream transit providers
0
Settlement-free peers
23
Downstream customer networks
356
Last seen announcing routes
2026-09-23

Source: regional internet registry data and BGP route collectors via the ipverse as-metadata dataset, 2026-09-24.

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CenturyLink Proxy Advantages

Premium Proxies. Fair Pricing.

Static ISP proxies from $1.00/IP and residential traffic from $3.50/GB, the same rates as the product pages. All features included, no hidden fees, no surprises.

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