| Fredericton San Leone | Central European Time | -05:00 |
| Fredericton Schiermonnikoog | Central European Time | -05:00 |
| Fredericton Schiffdorf | Central European Time | -05:00 |
| Fredericton Scherpenheuvel-Zichem | Central European Time | -05:00 |
| Fredericton San Juan Bautista | Eastern Time | 02:00 |
| Fredericton San Juan del Sur | Central Time | 03:00 |
| Fredericton San Juan de Miraflores | Peru Time | 02:00 |
| Fredericton San Joaquín | Colombia Time | 02:00 |
| Fredericton Ruffec | Central European Time | -05:00 |
| Fredericton Ruidoso | Mountain Time | 03:00 |
| Fredericton Ruinen | Central European Time | -05:00 |
| Fredericton Scottsboro | Central Time | 02:00 |
| Fredericton Scottsville | Central Time | 02:00 |
| Fredericton Scotland Island | Eastern Australia Time | -13:00 |
| Fredericton Scotts Valley | Pacific Time | 04:00 |
| Fredericton Scorzè | Central European Time | -05:00 |
| Fredericton Schwentinental | Central European Time | -05:00 |
| Fredericton Seaford | Eastern Time | 01:00 |
| Fredericton Seahouses | United Kingdom Time | -04:00 |
| Fredericton Sé | Western European Time | -04:00 |
| Fredericton Sea Isle City | Eastern Time | 01:00 |
| Fredericton Scuol | Central European Time | -05:00 |
| Fredericton Sidmouth | United Kingdom Time | -04:00 |
| Fredericton Sidon District | Eastern European Time | -06:00 |
| Fredericton Siesta Key | Eastern Time | 01:00 |
| Fredericton Sigatoka | Fiji Time | -15:00 |
| Fredericton Signal Mountain | Eastern Time | 01:00 |
| Fredericton Sigulda | Eastern European Time | -06:00 |
| Fredericton Siheung-si | Korean Time | -12:00 |
| Fredericton Silverton | Pacific Time | 04:00 |
| Fredericton Simpang Ampat | Malaysia Time | -11:00 |
| Fredericton Sinaia | Eastern European Time | -06:00 |
| Fredericton Simrishamn N | Central European Time | -05:00 |
| Fredericton Simpang Renggam | Malaysia Time | -11:00 |
| Fredericton Silveira | Western European Time | -04:00 |
| Fredericton Sikardarpur | India Standard Time | -08:30 |
| Fredericton Sikkarimedu | India Standard Time | -08:30 |
| Fredericton Silay City | Philippine Time | -11:00 |