| Czech Republic Malawi | Central Africa Time | -01:00 |
| Czech Republic Kazakhstan | East Kazakhstan Time | -04:00 |
| Czech Republic Ecuador | Ecuador Time | 06:00 |
| Czech Republic Cambodia | Indochina Time | -06:00 |
| Czech Republic Mali | Greenwich Mean Time | 01:00 |
| Czech Republic Guatemala | Central Time | 07:00 |
| Czech Republic Zambia | Central Africa Time | -01:00 |
| Czech Republic Angola | West Africa Time | 00:00 |
| Czech Republic Zimbabwe | Central Africa Time | -01:00 |
| Czech Republic Rwanda | Central Africa Time | -01:00 |
| Czech Republic Greece | Eastern European Time | -01:00 |
| Czech Republic Portugal | Western European Time | 01:00 |
| Czech Republic Tunisia | Central European Time | 00:00 |
| Czech Republic Czech Republic | Central European Time | 00:00 |
| Czech Republic Belgium | Central European Time | 00:00 |
| Czech Republic Somalia | East Africa Time | -02:00 |
| Czech Republic Hungary | Central European Time | 00:00 |
| Czech Republic Bolivia | Bolivia Time | 05:00 |
| Czech Republic Burundi | Central Africa Time | -01:00 |
| Czech Republic Sweden | Central European Time | 00:00 |
| Czech Republic Dominican Republic | Atlantic Time | 05:00 |
| Czech Republic Belarus | Moscow Time | -02:00 |
| Czech Republic Haiti | Eastern Time | 06:00 |
| Czech Republic Benin | West Africa Time | 00:00 |
| Czech Republic Azerbaijan | Azerbaijan Time | -03:00 |
| Czech Republic Austria | Central European Time | 00:00 |
| Czech Republic Honduras | Central Time | 07:00 |
| Czech Republic Switzerland | Central European Time | 00:00 |
| Czech Republic Tajikistan | Tajikistan Time | -04:00 |
| Czech Republic Bulgaria | Eastern European Time | -01:00 |
| Czech Republic Togo | Greenwich Mean Time | 01:00 |
| Czech Republic Libya | Eastern European Time | -01:00 |
| Czech Republic Jordan | Eastern European Time | -01:00 |
| Czech Republic Paraguay | Paraguay Time | 04:00 |
| Czech Republic Laos | Indochina Time | -06:00 |
| Czech Republic Papua New Guinea | Papua New Guinea Time | -09:00 |
| Czech Republic El Salvador | Central Time | 07:00 |
| Czech Republic Nicaragua | Central Time | 07:00 |
| Czech Republic Eritrea | East Africa Time | -02:00 |
| Czech Republic Kyrgyzstan | Kyrgyzstan Time | -05:00 |
| Czech Republic Denmark | Central European Time | 00:00 |
| Czech Republic Slovakia | Central European Time | 00:00 |
| Czech Republic Sierra Leone | Greenwich Mean Time | 01:00 |
| Czech Republic Finland | Eastern European Time | -01:00 |
| Czech Republic Norway | Central European Time | 00:00 |
| Czech Republic Turkmenistan | Turkmenistan Time | -04:00 |
| Czech Republic Central African Republic | West Africa Time | 00:00 |
| Czech Republic Singapore | Singapore Standard Time | -07:00 |
| Czech Republic Georgia | Georgia Time | -03:00 |
| Czech Republic Ireland | Ireland Time | 01:00 |