Cellular News
Information about cell phone coverage in the Czech Republic.
http://www.cellular-news.com/coverage/czech.shtml

Czech.cz
Everything you need to know about Czech pay phones.
http://www.czech.cz/index.php?section=1&menu=135

CzechSite Travel Guide
Contains information on phones, mobiles, local number changes and even a text messaging facility to Czech cellular phones.
http://www.czechsite.com/communication.html

In Your Pocket
A basic guide to making and receiving calls in the Czech Republic.
http://www.inyourpocket.com/cr/prague/en/category?cid=3177&chid=400

SMS.cz
Text any Czech mobile from this site. In Czech only.
http://www.sms.cz/

Zlate Stranky
Online Czech telephone directory.
http://www.zlatestranky.cz/