Time Zone Abbreviations – Central AmericaAbbreviationTime zone name Other names Offset CST Central Standard Time CST, HNC UTC -6 CT Central Time UTC -6:00 / -5:00 EST Eastern Standard Time ET, HNE UTC -5 ET Eastern Time UTC -5:00 / -4:00 Time zones ToolsTime Zone ConverterInternational Meeting PlannerEvent Time AnnouncerTime Zone AbbreviationsTime Zone NewsDaylight Saving TimeTime Changes WorldwideTime Difference