China: People's Daily （人民日报), Guangming Daily (光明日报), List of newspaper sites in China
Taiwan: China Times (中國時報）, United Daily (聯合報）, List of newspaper sites in Taiwan
Hong Kong: Ming Pao （明報）, Singtao Daily (星島日報）, List of newspaper sites in Hong Kong
North America: World Journal (世界日報)
***Chinese Media Guide (including Media in China and Chinese Overseas Media)
The Microform Reading Room in the Sterling Memorial Library also contains many historical Chinese newspapers in microform. You can search Books+ or Orbis database to check the current status.