PC Support

  1. Home
  2. Computing & Technology
  3. PC Support

Internet Service Provider

By Tim Fisher, About.com

Definition: An Internet Service Provider (ISP) is any company that provides access to the Internet. No matter the kind of Internet access (cable, DSL, dial-up), an ISP provides you or your business a piece of a larger pipe to the Internet.

Examples of some ISPs include AT&T, Comcast, Cox, NetZero, among many, many others.

Also Known As: ISP
Examples: "After an Internet speed test showed that I was only getting half the speed I was promised by my ISP, I gave them a call to ask for a partial refund."

Explore PC Support

About.com Special Features

Build Your Own Website

Step-by-step advice on how to do everything from choosing a Web host to promoting your content. More >

Connect Your Home Computers

Easy ways to connect two computers for networking purposes. More >

PC Support

  1. Home
  2. Computing & Technology
  3. PC Support
  4. Glossary / Terms
  5. I
  6. Internet Service Provider Definition - What is an Internet Service Provider? - ISP

©2009 About.com, a part of The New York Times Company.

All rights reserved.