Bing found the following results
Eastern Standard Time – EST Time Zone - timeanddate.com
Current Local Time in Columbus, Ohio, USA - timeanddate.com
Eastern Standard Time
Eastern Time – ET Time Zone - timeanddate.com
Eastern Time Zone - Wikipedia
Current local time in Columbus, Ohio
EST to Columbus, OH, USA - Savvy Time
EST to Columbus Converter - Convert Eastern Time to Columbus, Ohio …
Time in Columbus, Ohio, United States now
EDT to Columbus Converter - Convert Eastern Time to Columbus, Ohio …