Country Report

Internet Service Providers in United States

Top 50 organizations with the largest IP allocations in United States

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Name IPv4 addresses AS numbers

AT&T Services, Inc.

80,217,336 22

Comcast Cable Communications, LLC

67,258,926 8

DoD Network Information Center

53,711,872 151

MCI Communications Services, Inc. d/b/a Verizon Bu

48,983,328 72

Level 3 Parent, LLC

47,323,239 27

Hewlett-Packard Company

34,040,320 34

Charter Communications Inc

32,952,830 20

Cellco Partnership DBA Verizon Wireless

30,868,996 7

Amazon.com, Inc.

30,488,064 3

CenturyLink Communications, LLC

30,054,032 92

Cogent Communications

25,615,141 6

Sprint

17,360,256 28

Apple Inc.

16,798,206 3

University of California, San Diego

16,129,280 1

Frontier Communications of America, Inc.

12,806,400 6

T-Mobile USA, Inc.

12,669,184 6

Windstream Communications LLC

12,458,492 29

Charter Communications

12,233,472 76

Cox Communications Inc. (CXA)

11,976,959 6

Amazon AWS Network Operations

11,901,440 1

Eli Lilly and Company

11,042,816 1

Google LLC

8,967,739 11

Massachusetts Institute of Technology

8,007,679 5

Sprint Personal Communications Systems

7,968,768 1

Akamai Technologies, Inc.

7,542,022 17

NTT America, Inc.

7,068,087 17

Headquarters, USAISC

6,433,280 121

Merit Network Inc.

6,056,572 31

Charter Communications, Inc

6,035,968 6

AOL Transit Data Network

5,807,360 1

AT&T Mobility LLC

5,698,816 6

Cablevision Systems Corp.

5,166,336 2

SoftLayer Technologies Inc.

4,820,736 9

The Procter and Gamble Company

4,640,512 1

Alcatel-Lucent

4,627,200 3

Comcast Cable Communications, LLC (CCCS)

4,582,354 43

Network Operations Center

3,285,501 11

Oracle Corporation

2,957,316 46

Suddenlink Communications

2,830,080 1

AT&T Corp.

2,822,656 30

General Services Commission

2,690,048 1

National Aeronautics and Space Administration

2,648,064 23

MCNC

2,398,464 2

Google Fiber Inc.

2,244,608 3

California State University, Office of the Chancel

2,087,968 5

Kennesaw State University

2,083,584 2

GC Abuse

1,966,592 4

Wal-Mart Stores, Inc.

1,766,400 5

MegaPath Networks Inc.

1,721,088 3

MegaPath Corporation

1,662,208 5