| Summerside Baywood-Los Osos | Pacific Time | 04:00 |
| Summerside Fredonia | Eastern Time | 01:00 |
| Summerside Saint Moritz | Central European Time | -05:00 |
| Summerside San Andrés Cholula | Central Time | 02:00 |
| Summerside Beachwood | Eastern Time | 01:00 |
| Summerside Ciney | Central European Time | -05:00 |
| Summerside Las Juntas | Central Time | 02:00 |
| Summerside San Andrés Cholula | Central Time | 02:00 |
| Summerside Bayswater | Western Australia Time | -11:00 |
| Summerside Freeland | Eastern Time | 01:00 |
| Summerside Saint-Paul-lès-Dax | Central European Time | -05:00 |
| Summerside San Agustín | Central Time | 02:00 |
| Summerside Bay Minette | Central Time | 02:00 |
| Summerside Cimadolmo | Central European Time | -05:00 |
| Summerside Los Alamos | Mountain Time | 03:00 |
| Summerside São João da Pesqueira | Western European Time | -04:00 |
| Summerside Bahour | India Standard Time | -08:30 |
| Summerside Franschhoek | South Africa Standard Time | -05:00 |
| Summerside Saint Marys | Eastern Time | 01:00 |
| Summerside São José | Brasilia Time | 00:00 |
| Summerside Bayan Lepas | Malaysia Time | -11:00 |
| Summerside Cifuentes | Central European Time | -05:00 |
| Summerside Lorne | Eastern Australia Time | -13:00 |
| Summerside São Marcos | Western European Time | -04:00 |
| Summerside Bayan Lepas | Malaysia Time | -11:00 |
| Summerside Franz Josef Glacier | New Zealand Time | -15:00 |
| Summerside Ridgway | Eastern Time | 01:00 |
| Summerside São Paulo | Brasilia Time | 00:00 |
| Summerside Bayerisch Eisenstein | Central European Time | -05:00 |
| Summerside Cidade Ocidental | Brasilia Time | 00:00 |
| Summerside Loro Piceno | Central European Time | -05:00 |
| Summerside São Miguel do Gostoso | Brasilia Time | 00:00 |
| Summerside Buckhannon | Eastern Time | 01:00 |
| Summerside Franklin Township | Eastern Time | 01:00 |
| Summerside Riedering | Central European Time | -05:00 |
| Summerside Shaldon | United Kingdom Time | -04:00 |
| Summerside Bučovice | Central European Time | -05:00 |
| Summerside Croyde | United Kingdom Time | -04:00 |
| Summerside Lorquí | Central European Time | -05:00 |
| Summerside Shanghai | China Time | -11:00 |
| Summerside Buchs | Central European Time | -05:00 |
| Summerside Emu Plains | Eastern Australia Time | -13:00 |
| Summerside Ridgefield | Eastern Time | 01:00 |
| Summerside Shankarpura | India Standard Time | -08:30 |
| Summerside Bude | United Kingdom Time | -04:00 |
| Summerside Croydon | Eastern Australia Time | -13:00 |
| Summerside Lorena | Central Time | 02:00 |
| Summerside Shawnigan Lake | Pacific Time | 04:00 |
| Summerside Brunswick | Central European Time | -05:00 |
| Summerside Empuriabrava | Central European Time | -05:00 |