Here you may find and download the Time Zones at www.geobytes.com or here only find Atlas Query - Astrodienst
NOTE: If the person you made the analysis for, was born under Daylight Savings, you must add 1 hour for East longitudes or minus 1 hour for West longitudes.
For years after 1980 you can also find the time difference for any city in the world by closing Astrology_Writer and after change your computer clock to the Country and City you are looking for, and open again the Astrology Writer with your computer clock located to the new city. In this case Astrology Writer finds the time difference you need.