| Opfikon Burwood East | Eastern Australia Time | -08:00 |
| Opfikon Benson | Mountain Time | 09:00 |
| Opfikon Umm Al Arais | Central European Time | 01:00 |
| Opfikon Zuidhorn | Central European Time | 00:00 |
| Opfikon Edgerton | Central Time | 07:00 |
| Opfikon Pune | India Standard Time | -03:30 |
| Opfikon Umpqua | Pacific Time | 09:00 |
| Opfikon Kapar | Malaysia Time | -06:00 |
| Opfikon Buscate | Central European Time | 00:00 |
| Opfikon Benton Harbor | Eastern Time | 06:00 |
| Opfikon Unawatuna | India Standard Time | -03:30 |
| Opfikon Zuidoostbeemster | Central European Time | 00:00 |
| Opfikon Edgewater | Eastern Time | 06:00 |
| Opfikon Phitsanulok | Indochina Time | -05:00 |
| Opfikon Underwood | Eastern Australia Time | -08:00 |
| Opfikon Kannur | India Standard Time | -03:30 |
| Opfikon Burnside | Central Australia Time | -07:30 |
| Opfikon Benxi | China Time | -06:00 |
| Opfikon Union Gap | Pacific Time | 09:00 |
| Opfikon Zugliano | Central European Time | 00:00 |
| Opfikon Edogawa | Japan Time | -07:00 |
| Opfikon Phoenix | South Africa Standard Time | 00:00 |
| Opfikon Ulladulla | Eastern Australia Time | -08:00 |
| Opfikon Kansas City | Central Time | 07:00 |
| Opfikon Burleigh Heads | Eastern Australia Time | -08:00 |
| Opfikon Bann | Central European Time | 00:00 |
| Opfikon Ulcinj | Central European Time | 00:00 |
| Opfikon Zürs | Central European Time | 00:00 |
| Opfikon Effretikon | Central European Time | 00:00 |
| Opfikon Philo | Pacific Time | 09:00 |
| Opfikon Ulundurpet | India Standard Time | -03:30 |
| Opfikon Kankaanpää | Eastern European Time | -01:00 |
| Opfikon Burleigh Heads | Eastern Australia Time | -08:00 |
| Opfikon Banner Elk | Eastern Time | 06:00 |
| Opfikon Ulverston | United Kingdom Time | 01:00 |
| Opfikon Zwingenberg | Central European Time | 00:00 |
| Opfikon Edithvale | Eastern Australia Time | -08:00 |
| Opfikon Philomath | Pacific Time | 09:00 |
| Opfikon Ulverstone | Eastern Australia Time | -08:00 |
| Opfikon Kangerlussuaq | West Greenland Time | 04:00 |
| Opfikon Burkburnett | Central Time | 07:00 |
| Opfikon Banská Štiavnica | Central European Time | 00:00 |
| Opfikon Ullur | India Standard Time | -03:30 |
| Opfikon Zweisimmen | Central European Time | 00:00 |
| Opfikon Eastham | Eastern Time | 06:00 |
| Opfikon Philipsburg | Mountain Time | 08:00 |
| Opfikon Ulmen | Central European Time | 00:00 |
| Opfikon Kangkar Pulai | Malaysia Time | -06:00 |
| Opfikon Bonnac | Central European Time | 00:00 |
| Opfikon Bang Phli Yai | Indochina Time | -05:00 |