1st4Cruising.com
Specializes in ocean, river and themed cruises. The website contains a great FAQ for novice cruise passengers.
http://www.1st4cruising.com/

7 Blue Seas
An American booking site with a very informative guide for first-time cruisers.
http://www.cruisebrothers.com/

Affordable Tours
Specializes in discount travel packages, cruises and river cruises.
http://www.affordabletours.com/

All Cruise Auctions
Cruise auction listings from all the major cruise lines.
http://www.allcruiseauction.com/

American Express
Take advantage of cruise offers from one of the best known names in the travel business.
http://travel.americanexpress.com/

Avant-Garde Cruising
Avant garde cruises for the adventurous traveller: expedition, freighter and specialty cruise programmes.
http://www.specialty-cruises.com/

Bid4Cruise
Just as it says on the label.
http://www.bid4cruise.com/

CheapTickets
Check out this week's top deals.
http://www.cheaptickets.com/

Choosing Cruising
Features thousands of cruises from 45 different cruise lines.
http://www.choosingcruising.co.uk/

Click-Cruise.com
Click-cruise.com is an independent cruise company offering a vast range of quality cruises to any destination worldwide at affordable prices.
http://www.click-cruise.com/

Cruise 411
Cruise 411 guarantee savings, if you book with them.
http://www.cruise411.com/

Cruise Cheap.com
Cruise booking and information website.
http://www.cruisecheap.com/

Cruise Compete
Sit back and let cruise booking agencies bid for your custom.
http://www.cruisecompete.com/

Cruise Control
The largest independent retailer of cruises in the UK, with information on 32 cruise lines and over 4,500 cruises.
http://www.bookmeacruise.co.uk/
http://www.cruisecontrolcruises.co.uk/

Cruise Deals.co.uk
Offers a wide range of cruise deals for British travellers.
http://www.cruisedeals.co.uk/

Cruise Direct.com
Cruise reservation and ticketing service.
http://www.cruisedirect.com/

Cruise Holidays
Expert cruise travel planning for North American residents.
http://www.cruiseholidays.com/

Cruise Holidays.ie
Ireland's leading cruise specialist.
http://www.cruiseholidays.ie/

Cruise Kings
Keenly priced cruises to a raft of destinations worldwide.
http://www.cruisekings.co.uk/

Cruise Lines International Association
A marketing and training organization composed of 19 of the major cruise lines serving North America. Search for CLIA certified cruise counselors and travel agencies at this site.
http://www.cruising.org/

Cruise Planners For You
Cruise Planners has decades of experience in arranging cruise vacations.
http://www.cruiseplannersforyou.com/

Cruise.com
Cruise.com claims to be the largest cruise specialist on the Net. It certainly had plenty of bargains on offer when we visited the site.
http://www.cruise.com/

Cruise.co.uk
An online cruise discount warehouse.
http://www.cruise.co.uk/

CruiseBookings.com
Find the best cruise deals online.
http://www.cruisebookings.com/

CruiseDirect.com
Cruise deals and last-minute bargains.
http://www.cruisedirect.com/

CruisePage.com
Cruise portal that also offers plenty of cruises for you to book.
http://www.cruiseserver.net/

Cruises Online
Compare cabin availability and prices from a handful of major cruise ship operators.
http://www.cruisesonline.co.uk/

Cruising for Love
Singles cruise agency.
http://www.cruisingforlove.com/

DoctorCruise.com
Book a cruise or plan one online.
http://www.drcruise.com/

E-Cruise.com
Cruise bargains for UK customers.
http://www.ecruise.co.uk/

eCruising.com.au
An award-winning Antipodean cruise travel agency.
http://www.ecruising.com.au/

Exclusive Collection
An alliance of exclusive and very distinct cruise lines.
http://www.exclusive-collection.co.uk/

Expedia.com
Cruise ship information, reviews and bargains.
http://www.expedia.com/

Expedition Cruises
Antarctica travel specialist.
http://www.expeditioncruises.com/

Flight Centre - Cruise
Tailor-made cruise offers.
http://www.flightcentrecruise.co.uk/

Futurewave.co.uk
Cruise booking and information site aimed at young people.
http://www.futurewave.co.uk/

Harvey World Travel
A well established New Zealand travel agency offering a good selection of cruise holidays.
http://www.harveyworld.co.nz/

Harvey World Travel
One of Australia's leading purveyors of cruise vacations.
http://www.harveyworld.com.au/

Hotwire
Sail away for less.
http://www.hotwire.com/

International Cruise Council Australasia
The ICCA runs a certification programme for travel agents who prove their knowledge of the cruise industry and display superior selling skills.
http://www.cruising.org.au/
http://www.cruising.org.nz/

Lastminute.com
Features a raft of international sites under the Lastminute brand including ones aimed at travellers in South Africa, America, Britain, Australia and New Zealand, all of which sell cruises.
http://www.lastminute.com/

Leading Cruise Agents
A professional body representing cruise travel agents in the UK, which was formerly known as the Guild of Professional Cruise Agents.
http://www.thelca.com/

Liberty Travel
Liberty Travel's website is not only packed with cruise deals, but also offers bags of information and advice for virgin cruisers the world over.
http://www.libertytravel.com/

Low Cost Cruising.com
Budget cruise booking specialist.
http://www.lowcostcruising.com/
http://www.lowcosttravelgroup.com/

Luxury Cruises and Resorts
Search for cruises and resorts at the upper-end of the price bracket.
http://www.luxury-cruises-and-resorts.com/

Microsoft
Download a ready made cruise cancellation complaint letter for free, along with templates for many other travel related issues.
http://office.microsoft.com/en-us/templates/CT101467891033.aspx

Mundy Cruising
One of the country's leading cruise bookers.
http://www.mundycruising.com/

National Association Cruise Oriented Agencies
A non-profit trade association of cruise travel specialists.
http://www.nacoaonline.com/

National Audubon Society
Click on the site to find out more about the specialty and educational cruises run by the society.
http://www.audubon.org/

Orbitz
Offers cruises that set sail from 23 different American cities.
http://cruises.orbitz.com/

Passenger Shipping Association Retail Agent Scheme
For peace of mind and professional advice, book your cruise through a PSARA registered travel agency. Find out more about the scheme or search for a suitable cruise agent at this site.
http://www.psa-psara.org/

Priceline.com
Bag a cruise at the price you want to pay.
http://www.priceline.com/

Priceline.co.uk
Deals to more than 40 cruise destinations worldwide for British travellers.
http://www.priceline.co.uk/

Royal Geographical Society
The RGS operates specialty and educational cruises.
http://www.audubon.org/

Seatrek Cruises
Arranges sci-fi themed cruises for Star Trek fans.
http://www.scifi-cruises.com/

Seaview
One of Europe's leading cruise and ferry specialists.
http://www.seaview.co.uk/

Singles Cruise
Arranges singles cruises.
http://www.singlescruise.com/

Smithsonian Journeys
Operates a range of educational and cultural cruises and tours.
http://smithsonianjourneys.org/

Teletext Holidays
Book a cruise via your TV set or the Web.
http://www.teletextholidays.co.uk/

The Cruise Brothers.com
Book cruises online with the family-owned Cruise Brothers cruise brokers.
http://www.cruisebrothers.com/

The Cruise People Ltd
Your source for the following: traditional cruising, freighter cruises, expedition and small ship voyages, round the world voyages and Trans-Atlantic sailings.
http://members.aol.com/CruiseAZ/home.htm

The Cruise Stop
A cruise portal that lets you search for and compare cruises.
http://www.thecruisestop.com/compare.php

The Cruise Store
Offers three ways to book: online, by telephone, or in any Going Places travel store.
http://www.thecruisestore.co.uk/

Travelocity
British version of the well know travel portal.
http://www.travelocity.co.uk/

Travelocity.com
Allows you to search for cruises by destination or cruise line.
http://www.travelocity.com/

Vacation Outlet
Specializes in discount travel packages and cruise deals.
http://www.vacationoutlet.com/

Vacations to Go
Last-minute cruise bargains.
http://www.vacationstogo.com/

Worldwide Cruise Centre
Claims to be Australia's largest specialist cruise travel agency.
http://www.cruisecentre.com.au/