4. The United Kingdom
Number of Time Zones: 9
The main part of the United Kingdom stubbornly uses Greenwich Mean Time, although geographically it belongs to Central European Time which corresponds to UTC+01:00. There were multiple initiatives to abandon the Greenwich Mean Time, but none of them came to fruition except the short experimental period from 1968 to 1971. Other 8 time zones are used by overseas territories that are scattered around the globe. And now, let’s see the top three on our list of countries that have the most time zones.