The following links should not lead to the actual websites, but Wikia articles on that topic. The sites in parentheses represent the real-world inspiration for each website.
- Eyefind.info (Yahoo!, Google) - Web portal, search engine and related services.
- Dynasty8realestate.com (Century 21) - Real estate website, used to browse and purchase property.
- Elitastravel.com - Air charter, used to browse and purchase aircraft.
- Legendarymotorsport.net - A website where you can buy cars.
- Southernsanandreassuperautos.com - Another website where you can buy cars.
- Pandmcycles.com - A website where you can buy bikes.
- docktease.com - A website where you can buy boats.
- Warstock Cache & Carry - A website where you can buy military vehicles.
- Epsilonprogram.com - The official website for the Epsilon Program.
- Bleeter.biz (Twitter) - Social networking and microblogging site.
- Lifeinvader.com (Facebook) - Online social networking service.
- Hushsmush.com - A social network where you can meet women. The membership costs $500 for men and is free for women.
- Bawsaq.com (NASDAQ) - The BAWSAQ stock exchange website, where the player can invest in stocks with various companies.
- Lcn-exchange.com (NYSE)- The Liberty City National Exchange website, where the player can invest in stocks with various companies. It is the only stock exchange website available offline.
- Maze-bank.com - The official website of the Maze Bank.
- Thebankofliberty.com - The official website of the Bank of Liberty.
- Fleeca.com (Visa, Capital One/TD Bank)- The official website of the Fleeca Bank.
- Sanandreasdmv.com - the official website of the San Andreas DMV.
- Suemurry.com - the official websites of Sue Murry.
- Jockcranley.com - the official websites of Jock Cranley.
- Iwillsurviveitall.com - pyramid scheme site created by Bill Binder.
- Cashfordeaddreams.com - A website where you can trade anything for cash.
- Psychicshoutout.com - A website where you can consult a fortuneteller.
- Accept-the-chaos.com - A website about Atheism.
- Theinternetisahellhole.com - A website describing best practices for the internet.
- Sixfiguretemps.com - A website where you apply to be a drug mule.
- Proposition208.com - A website for medicinal cocaine.
- Vinewoodloglinegenerator.com - A website which allows you to create movie scenarios easily.
- Lennyavery-realty.com- The official website of Lenny Avery, real estate broker since 1993.
- Thepowcleanse.com - The official website of the pow cleanse diet.
- WhokilledLeonoraJohnson.com - A site which has a banner about the "Blood on the Rocks" mystery.
- JackHowitzer.com - Actor Jack Howitzer's official website.
- Righteousslaughter7.com - Video Game Righteous Slaughter 7's official website, featuring a trailer for the game.
- Hammersteinfaust.com - Official site of the Hammerstein & Faust law firm.
- Merryweathersecurity.com - Official site of the Merryweather private security company.
- Kungfuraibowlazerforce.com - The official website of Kung Fu Rainbow Lazerforce
- Republicanspacerangers.com - The official website of Republican Space Rangers
- Princessrobotbubblegum.com - The official website of Princess Robot Bubblegum
- Yournewbabysname.com - A website which generates weird names for your future children.
- Classicvinewood.com - A list of good old Vinewood movies.
- Therealitymill.com - The official website of The Reality Mill, producers of famous TV shows like Fame or Shame, Implant Outsource and Rehab Island.
- Junkenergydrink.com (MONSTER, Rockstar Energy, Red Bull)- The official website of Junk, the well-known energy drink.
- Mydivinewithin.com - A spiritual website where you can take a test on what you really are.
- Theinternetisahellhole.com - A website for teenagers to learn what to do or not on the internet.
- Fruitcomputers.com (Apple.com) - The official website of Fruit Computers.
- Ministerinminutes.com- A website where you can obtain a very advanced diploma within minutes.
- Chainsofintimacy.com - The official website of the internationally best selling book series named Chains of Intimacy.
- Appropriateassociates.com - A website that sells professional party guests for your next social event.
- Taco-bomb.com - The official website for the Taco Bomb restaurants.
- Manopauseadventures.com - A website where you can book extreme adventures.
- Monetaryscience.us - An investment calculator.
- Swallowco.com - The official website of the Swallow clothing company.
- Abstinentamerica.com - A website promoting hatred of alcohol.
- Egochaserenergybar.com - The official website of Ego Chaser energy bars.
- Altruistsunite.com - The website of the Altruists, written in entirely in morse code.
- Yourdeadfamily.com (Ancestry.com) - A genealogy search engine.
- Universaluniform.net (Americanapparel.net)- A clothing website.
- Preservexskincream.com - A website that sells skin cream.
- Fabienlaroucheyoga.com - Fabien LaRouche's Yoga website.
- Bedevinweston.com - Devin Weston's website.
- Bullsharktestosterone.com - The official website of Bull Shark Testosterone.
- Toeshoesusa.com - The official website of Toe Shoes.
- Toiletcleaneronline.com - A website selling drugs under the guise of "toilet cleaning products".
- AmmuNation.net - The official website of Ammu-Nation.