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Organization

T-Mobile USA, Inc.

IPv4 addresses
13,620,992
CIDR ranges
99
Category
mobile
BGP prefixes announced
384

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

67/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Mobile allocation +2
  • Trust score 67 / 100

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

About T-Mobile US

T-Mobile US, Inc. is an American wireless network operator headquartered in Bellevue, Washington.

Founded
2001
Headquarters
Bellevue
Industry
telecommunications industry
Parent
Deutsche Telekom
Employees
38,000

Operates 2 networks present at 14 internet exchanges with a selective peering policy.

T-Mobile USA, Inc. — global IP footprint

Cities where T-Mobile USA, Inc. has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

Countries served by T-Mobile USA, Inc.

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by T-Mobile USA, Inc.

ASNNameIPsPrefixesCountry
AS21928 T-Mobile USA, Inc. 13.12M 37 US
AS6614 T-Mobile USA, Inc. 449.3K 43 US
AS18933 T-Mobile USA, Inc. 27.6K 11 US
AS17133 T-Mobile USA, Inc. 22.0K 7 US
AS22140 T-Mobile USA, Inc. 1.0K 1 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
100.128.0.0/9 8.39M
0.0%
AS21928 US Washington Seattle
162.160.0.0/11 2.10M
0.0%
AS21928 US Illinois Chicago
172.32.0.0/11 2.10M
1.0%
AS21928 US Washington Renton
100.160.0.0/12 1.05M
0.0%
AS21928 US — —
100.208.0.0/12 1.05M
0.0%
AS21928 US — —
100.224.0.0/12 1.05M
0.0%
AS21928 US — —
172.32.0.0/12 1.05M
0.0%
AS21928 US — —
100.152.0.0/13 524.3K
0.0%
AS21928 US — —
100.184.0.0/13 524.3K
0.0%
AS21928 US — —
100.240.0.0/13 524.3K
0.0%
AS21928 US — —
162.160.0.0/13 524.3K
0.0%
AS21928 US Indiana Fort Wayne
162.176.0.0/13 524.3K
0.0%
AS21928 US — —
172.48.0.0/13 524.3K
0.0%
AS21928 US — —
100.132.0.0/14 262.1K
0.0%
AS21928 US — —
100.136.0.0/14 262.1K
0.0%
AS21928 US — —
100.144.0.0/14 262.1K
0.0%
AS21928 US — —
100.180.0.0/14 262.1K
0.0%
AS21928 US — —
100.192.0.0/14 262.1K
0.0%
AS21928 US — —
100.204.0.0/14 262.1K
0.0%
AS21928 US — —
100.248.0.0/14 262.1K
0.0%
AS21928 US — —
162.168.0.0/14 262.1K
0.0%
AS21928 US Arizona Prescott
162.184.0.0/14 262.1K
0.0%
AS21928 US Illinois Chicago
166.224.0.0/14 262.1K
99.1%
AS6614 US Illinois Aledo
172.60.0.0/14 262.1K
0.0%
AS21928 US — —
75.122.0.0/15 131.1K
0.0%
AS21928 US California Los Angeles
100.142.0.0/15 131.1K
0.0%
AS21928 US — —
100.148.0.0/15 131.1K
0.0%
AS21928 US — —
100.178.0.0/15 131.1K
0.0%
AS21928 US — —
100.196.0.0/15 131.1K
0.0%
AS21928 US — —
100.202.0.0/15 131.1K
0.0%
AS21928 US — —
100.252.0.0/15 131.1K
0.0%
AS21928 US — —
162.174.0.0/15 131.1K
0.0%
AS21928 US — —
162.190.0.0/15 131.1K
0.0%
AS21928 US Colorado Denver
166.226.0.0/15 131.1K
99.0%
AS6614 US Illinois Aledo
172.56.0.0/15 131.1K
4.8%
AS21928 US Nevada Las Vegas
65.76.0.0/16 65.5K
0.0%
AS21928 US California Yorba Linda
74.60.0.0/16 65.5K
0.0%
AS21928 US — —
100.129.0.0/16 65.5K
0.0%
AS21928 US — —
100.131.0.0/16 65.5K
0.0%
AS21928 US — —
100.140.0.0/16 65.5K
0.0%
AS21928 US — —
100.151.0.0/16 65.5K
0.0%
AS21928 US — —
100.176.0.0/16 65.5K
0.0%
AS21928 US — —
100.198.0.0/16 65.5K
0.0%
AS21928 US — —
100.201.0.0/16 65.5K
0.0%
AS21928 US — —
100.255.0.0/16 65.5K
0.0%
AS21928 US Washington Seattle
162.172.0.0/16 65.5K
0.0%
AS21928 US Pennsylvania Pittsburgh
162.189.0.0/16 65.5K
0.0%
AS21928 US — —
166.181.0.0/16 65.5K
9.3%
AS6614 US Iowa Newton
166.182.0.0/16 65.5K
7.8%
AS6614 US North Carolina Goldston
166.225.0.0/16 65.5K
99.1%
AS6614 US — —
166.236.0.0/16 65.5K
99.1%
AS6614 US Maine Ellsworth
167.20.0.0/16 65.5K
0.0%
AS21928 US New York Brooklyn
168.73.0.0/16 65.5K
0.0%
AS21928 US Illinois Chicago
170.206.0.0/16 65.5K
0.0%
AS21928 US North Carolina Charlotte
172.58.0.0/16 65.5K
22.0%
AS21928 US Delaware Wilmington
198.227.0.0/16 65.5K
0.0%
AS6614 US — —
100.130.128.0/17 32.8K
0.0%
AS21928 US — —
100.141.0.0/17 32.8K
0.0%
AS21928 US — —
100.150.0.0/17 32.8K
0.0%
AS21928 US — —
100.177.128.0/17 32.8K
0.0%
AS21928 US — —
100.199.128.0/17 32.8K
0.0%
AS21928 US — —
100.200.128.0/17 32.8K
0.0%
AS21928 US — —
100.254.0.0/17 32.8K
0.0%
AS21928 US — —
162.173.0.0/17 32.8K
0.0%
AS21928 US — —
162.188.0.0/17 32.8K
0.0%
AS21928 US — —
166.181.0.0/17 32.8K
9.3%
AS6614 US Iowa Newton
166.224.0.0/17 32.8K
99.0%
AS6614 US — —
172.59.128.0/17 32.8K
0.0%
AS21928 US Ohio Columbus
72.250.0.0/18 16.4K
0.0%
AS21928 US Missouri Kansas City
100.128.64.0/18 16.4K
0.0%
AS21928 US — —
100.130.64.0/18 16.4K
0.0%
AS21928 US — —
100.141.128.0/18 16.4K
0.0%
AS21928 US — —
100.150.128.0/18 16.4K
0.0%
AS21928 US — —
100.177.64.0/18 16.4K
0.0%
AS21928 US — —
100.199.64.0/18 16.4K
0.0%
AS21928 US — —
100.200.64.0/18 16.4K
0.0%
AS21928 US — —
100.254.128.0/18 16.4K
0.0%
AS21928 US — —
162.173.128.0/18 16.4K
0.0%
AS21928 US — —
162.188.192.0/18 16.4K
0.0%
AS21928 US — —
166.181.192.0/18 16.4K
18.6%
AS6614 US Illinois Schaumburg
166.224.128.0/18 16.4K
99.1%
AS6614 US — —
166.224.192.0/18 16.4K
99.0%
AS18933 US Wisconsin Montello
172.59.64.0/18 16.4K
0.0%
AS21928 US Florida Jacksonville
198.227.64.0/18 16.4K
0.0%
AS6614 US — —
64.13.32.0/19 8.2K
0.0%
AS17133 US Michigan Farmington Hills
66.94.0.0/19 8.2K
0.9%
AS21928 US Washington Seattle
100.130.0.0/19 8.2K
0.0%
AS21928 US — —
100.141.192.0/19 8.2K
0.0%
AS21928 US — —
100.150.192.0/19 8.2K
0.0%
AS21928 US — —
100.177.32.0/19 8.2K
0.0%
AS21928 US — —
100.199.32.0/19 8.2K
0.0%
AS21928 US — —
100.200.32.0/19 8.2K
0.0%
AS21928 US — —
100.254.192.0/19 8.2K
0.0%
AS21928 US — —
162.173.192.0/19 8.2K
0.0%
AS21928 US — —
162.188.160.0/19 8.2K
0.0%
AS21928 US — —
166.181.128.0/19 8.2K
0.0%
AS6614 US — —
172.59.32.0/19 8.2K
0.0%
AS21928 US Ohio Cincinnati
198.227.0.0/19 8.2K
0.0%
AS6614 US — —
198.227.128.0/19 8.2K
0.0%
AS6614 US — —
198.227.192.0/19 8.2K
0.0%
AS6614 US — —

Frequently Asked Questions

How many IP addresses does T-Mobile USA, Inc. own?

T-Mobile USA, Inc. controls 13.62M IPv4 addresses distributed across 99 CIDR ranges. The organization is registered in United States.

What ASNs does T-Mobile USA, Inc. operate?

T-Mobile USA, Inc. operates 5 Autonomous Systems. Each ASN represents an independently routed network that T-Mobile USA, Inc. manages for internet traffic delivery.

What type of organization is T-Mobile USA, Inc.?

T-Mobile USA, Inc. is categorized as mobile. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-11-08 16:39:06 UTC
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