IP address ranges in United States

United States holds 1,017,449 IPv4 segments in the IP99 geolocation database, covering 1,527,401,294 addresses. In the 4 days to 12 September 2026 we newly captured 223,420 proxy-type addresses there.

Network usage types

The ratio of residential broadband to datacenter address space is the most direct indicator of what kind of proxy risk a region carries: a high datacenter share means datacenter proxies are more likely; a high residential share means home-broadband proxies and dial-up pools are.

Usage typeSegmentsShare
Residential broadband41,65437.5%
Datacenter30,75227.7%
Gateway / NAT egress16,89415.2%
Education network8,3847.6%
Mobile network4,6254.2%
Organisation4,3834.0%
Government3,2933.0%
CDN node9420.8%
Network infrastructure70.0%
COM30.0%
DNS service10.0%

Regions

RegionSegmentsShare
California140,95913.9%
New York108,82110.7%
Georgia73,5737.2%
Texas71,6377.0%
Virginia68,4446.7%
Illinois50,7595.0%
Florida48,2824.7%
Massachusetts36,2993.6%
New Jersey34,6573.4%
Washington30,3853.0%
Pennsylvania24,7982.4%
Colorado21,9202.2%
Mississippi21,6072.1%
Ohio20,9172.1%
Michigan19,7781.9%
Washington, D.C.19,3611.9%
Louisiana18,9121.9%
North Carolina15,1421.5%
Maryland14,5271.4%
Arizona13,9471.4%
Missouri13,0171.3%
Tennessee12,6371.2%
Indiana12,0141.2%
Minnesota11,2071.1%
Oregon9,1740.9%
Utah9,0210.9%
Wisconsin8,8980.9%
Alabama8,3020.8%
Connecticut7,1630.7%
South Carolina6,5110.6%
Iowa6,4870.6%
Arkansas6,0250.6%
Kentucky5,6770.6%
Oklahoma4,8610.5%
Delaware4,7740.5%
Nevada4,6910.5%
Kansas4,3550.4%
Nebraska3,0250.3%
New Hampshire2,9530.3%
New Mexico2,9440.3%

Cities

CitySegmentsShare
New York City81,8998.0%
Atlanta61,0866.0%
Arlington33,2423.3%
San Jose22,7722.2%
Dallas21,2142.1%
Washington, D.C.19,3611.9%
Cambridge19,3191.9%
Jackson19,0801.9%
Chicago17,4891.7%
Los Angeles17,2481.7%
Naperville15,6751.5%
Monroe14,2401.4%
Seattle13,2071.3%
San Francisco11,8621.2%
El Segundo11,1711.1%
Ashburn10,9161.1%
Houston10,2761.0%
Newark9,9971.0%
Cupertino9,9831.0%
Miami8,8450.9%

Autonomous systems

An ASN identifies the operator of a network. Addresses under one ASN usually share risk characteristics, which is why risk controls often act on whole ASNs rather than single addresses. Operator names are not published here — the machine-readable identity is the ASN.

ASNSegments
AS7922150,024
AS7018135,266
AS70170,283
AS17451,198
AS20933,644
AS335624,338
AS702922,635
AS2011522,518
AS646119,093
AS356116,557

Look up a single address

Free, no signup: curl https://ip99.com/v1/ip/8.8.8.8 — see the API documentation.