http://wwp.greenwichmeantime.com/time-zone/usa/new-york/new-york-city/time/

personal world clock

• http://www.timeanddate.com/worldclock/personal.html

World time difference

• http://www.world-time-zones.org/cgi-bin/util/time-difference.cgi
• http://www.timeanddate.com/library/abbreviations/timezones/eu/gmt.html
• http://www.timeanddate.com/library/abbreviations/timezones/na/
• http://www.timeanddate.com/worldclock/city.html?n=1763