Here is a compiled list of the Top 23 U.S. ISPs by Subscriber.
|
Rank
|
ISP
|
Subs.
(millions) |
Date & Source
|
Market
Share |
|
1
|
SBC (AT&T) (business and consumer DSL, U-Verse, and satellite—ISDN not disclosed) |
14.8
|
[October 22, 2008]
Press Release [.xls] |
15.4%
|
|
2
|
Comcast (cable broadband) |
14.7
|
[October 29, 2008]
SEC 10-Q |
15.3%
|
|
3
|
Road Runner (cable broadband, both business and residential) |
8.6
|
[November 5, 2008]
Trending Schedules |
9.0%
|
|
4
|
Verizon (FiOS and DSL) |
8.5
|
[October 27, 2008] Press Release [.xls] |
8.8%
|
|
5
|
America Online (all U.S. AOL brand accounts) |
7.5
|
[November 5, 2008]
Trending Schedules |
7.7%
|
|
6
|
EarthLink (DSL, dialup, cable, satellite, PLC, and webhosting—some other business lines not included)
|
3.0
|
[October 31, 2008]
SEC 10-Q |
3.1%
|
|
7
|
Charter (cable broadband) |
2.9
|
[November 6, 2008]
SEC 10-Q |
3.0%
|
|
8
|
Qwest (DSL only) |
2.8
|
[October 29, 2008]
Press Release [.xls] |
2.9%
|
|
9
|
Cablevision (cable broadband) |
2.4
|
[November 6, 2008] SEC 10-Q |
2.5%
|
|
10
|
United Online (counting paid access only) |
1.5
|
[November 10, 2008]
SEC 10-Q |
1.5%
|
|
11
|
Embarq (DSL only, formerly part of Sprint) |
1.4
|
[October 30, 2008] SEC 10-Q |
1.4%
|
|
12
|
Windstream (DSL only, formerly ALLTEL and Valor) |
.96
|
[November 7, 2008] SEC 10-Q |
1.0%
|
|
13
|
Mediacom (cable broadband, dialup, and SMB broadband) |
.73
|
[November 7, 2008]
SEC 10-Q |
0.8%
|
|
14
|
CenturyTel (DSL only, no dialup) |
.63
|
[October 27, 2008] Press Release |
0.7%
|
|
15
|
Citizens (DSL only) |
.57
|
[November 10, 2008] Press Release |
0.6%
|
|
16
|
Hughes Network Systems (satellite broadband) |
.42
|
[November 5, 2008] SEC 10-Q |
0.4%
|
|
17
|
Insight Broadband (cable broadband) |
.42
|
[November 10, 2008] Press Release [.pdf] |
0.4%
|
|
18
|
Clearwire (fixed wireless broadband) |
.42
|
[November 10, 2008] SEC 10-Q |
0.4%
|
|
19
|
LocalNet (dialup) |
.26
|
ISP-Planet article (reconfirmed by e-mail on June 16, 2008) |
0.3%
|
|
20
|
Cincinnati Bell (DSL only) |
.23
|
[October 31, 2008] SEC 10-Q |
0.2%
|
|
21
|
SureWest (broadband) |
.10
|
[November 7, 2008] SEC 10-Q |
0.1%
|
|
22
|
GCI (cable broadband) |
.10
|
[November 5, 2008] Press Release (late SEC filing) [.pdf] |
0.1%
|
|
23
|
ACS (DSL and dialup) |
.055
|
[October 30, 2008] Press Release [.pdf] |
0.1%
|
|
24
|
Other U.S. ISPs |
23.2
|
24.1%
|
Filed under: Enterprise, Hosting, ISP, Internet, Technology, WebHosting | Tagged: AT&T, Business Hosting, Business ISP's, Comcast, ISPs by Subscriber, Largest ISP's, Road Runner, Top 10 Business ISP's, Top 10 ISP's, Top 20 ISP's, Top 23 U.S ISPs by Subscriber, Top 23 U.S. ISPs
