Timezone by zip & postal codes for US and Canada

JK_HFC

I need to map call data to local timezones to account for business hours and need to map it via zip and postal codes. Is there a pre-existing database available?

ColemenWilson

Some ideas here: https://www.reddit.com/r/datasets/comments/9eiiv0/us_zip_codetime_zone_dataset/

You could also look at Domo Dimensions: https://domo-support.domo.com/s/article/360042931454?language=en_US