Coldplay has released more tour dates with only cities. You can find the cities below, but if you need more information about each date, click the links for each city.
 
29/06/08: Philadelphia, PA
02/07/08: Washington, DC
03/07/08: Hartford, CT
05/07/08: Detroit, MI
06/07/08: Cleveland, OH
08/07/08: St. Paul, MN
09/07/08: Kansas City, MO
10/07/08: Oklahoma City, OK
12/07/08: Phoenix, AZ
19/07/08: Las Vegas, NV
24/07/08: San Jose, CA
25/07/08: Oakland, CA
27/07/08: Pemberton, BC
29/07/08: Edmonton, AB
30/07/08: Calgary, AB
01/08/08: Winnipeg, MB
03/08/08: Omaha, NE
04/08/08: Chicago, IL
09/08/08: Osaka
10/08/08: Tokyo
01/09/08: Strasbourg
02/09/08: Mannheim