Contact us
We would love to hear from you — questions, corrections, bug reports and ideas are all welcome.
The quickest way to reach us is by email:
Reporting a data problem
If a city, time zone, sunrise time or offset looks wrong, please include the exact page URL and what you expected — it helps us track it down quickly. Location data comes from GeoNames; see Licenses for details.
Before you write
If your clock reads the wrong time, it is almost always the device rather than this site — our Sync your clock guide fixes it in under a minute.