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T-Mobile US Proxies - Residential IPs (AS21928)

Access America's mobile landscape through authentic T-Mobile proxies. Roundproxies delivers premium ISP-specific proxies for businesses and developers requiring genuine US mobile IP addresses for market research, ad verification, and app testing.
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Why Choose T-Mobile US 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

T-Mobile USA Inc.

13M announced IPv4 addresses

Routes T-Mobile USA Inc. announces on AS21928

T-Mobile US network facts

T-Mobile US announces 13M IPv4 addresses on AS21928, and operates as a access (eyeball) network. Residential proxies targeted at this ASN exit from addresses inside those announcements, so a target site sees a connection registered to T-Mobile USA Inc..

Autonomous system
AS21928
Registered to
T-Mobile USA Inc. (US)
Announced IPv4 addresses
13,130,240
IPv4 prefixes announced
280
IPv6 prefixes announced
257
Network role
Access (eyeball) network
Primary function
Internet service provider
ASN registered
2002
Upstream transit providers
4
Settlement-free peers
75
Downstream customer networks
3
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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T-Mobile US Proxy Advantages

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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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