| Grenzach-Wyhlen Ramingstein | Central European Time | 00:00 |
| Grenzach-Wyhlen Barua P | India Standard Time | -03:30 |
| Grenzach-Wyhlen Ramsey | Eastern Time | 06:00 |
| Grenzach-Wyhlen Carmel-by-the-Sea | Pacific Time | 09:00 |
| Grenzach-Wyhlen Rampur Devrai | India Standard Time | -03:30 |
| Grenzach-Wyhlen Bioggio | Central European Time | 00:00 |
| Grenzach-Wyhlen Ramstein-Miesenbach | Central European Time | 00:00 |
| Grenzach-Wyhlen Goiás | Brasilia Time | 05:00 |
| Grenzach-Wyhlen Ramuscello | Central European Time | 00:00 |
| Grenzach-Wyhlen Biougra | Western European Time | 01:00 |
| Grenzach-Wyhlen Ranakpur | India Standard Time | -03:30 |
| Grenzach-Wyhlen Carnac | Central European Time | 00:00 |
| Grenzach-Wyhlen Ransbach-Baumbach | Central European Time | 00:00 |
| Grenzach-Wyhlen Bir Ali Ben Khlifa | Central European Time | 01:00 |
| Grenzach-Wyhlen Raniapur | India Standard Time | -03:30 |
| Grenzach-Wyhlen Gogolin | Central European Time | 00:00 |
| Grenzach-Wyhlen Ranelagh | Eastern Australia Time | -08:00 |
| Grenzach-Wyhlen Bir Tam Tam | Western European Time | 01:00 |
| Grenzach-Wyhlen Rancho Santa Fe | Pacific Time | 09:00 |
| Grenzach-Wyhlen Carnforth | United Kingdom Time | 01:00 |
| Grenzach-Wyhlen Randburg | South Africa Standard Time | 00:00 |
| Grenzach-Wyhlen Birch Run | Eastern Time | 06:00 |
| Grenzach-Wyhlen Randburg | South Africa Standard Time | 00:00 |
| Grenzach-Wyhlen Frankenberg (Eder) | Central European Time | 00:00 |
| Grenzach-Wyhlen Wadakkanchery | India Standard Time | -03:30 |
| Grenzach-Wyhlen Birmingham | United Kingdom Time | 01:00 |
| Grenzach-Wyhlen Wacol | Eastern Australia Time | -08:00 |
| Grenzach-Wyhlen Chippewa Falls | Central Time | 07:00 |
| Grenzach-Wyhlen Wabash | Eastern Time | 06:00 |
| Grenzach-Wyhlen Birmingham | United Kingdom Time | 01:00 |
| Grenzach-Wyhlen Wadebridge | United Kingdom Time | 01:00 |
| Grenzach-Wyhlen Frankenburg | Central European Time | 00:00 |
| Grenzach-Wyhlen Waghunde Kh. | India Standard Time | -03:30 |
| Grenzach-Wyhlen Birkdale | Eastern Australia Time | -08:00 |
| Grenzach-Wyhlen Wagoner | Central Time | 07:00 |
| Grenzach-Wyhlen Chipping Campden | United Kingdom Time | 01:00 |
| Grenzach-Wyhlen Wagrain | Central European Time | 00:00 |
| Grenzach-Wyhlen Birkenau | Central European Time | 00:00 |
| Grenzach-Wyhlen Vulcan | Eastern European Time | -01:00 |
| Grenzach-Wyhlen Frankenmuth | Eastern Time | 06:00 |
| Grenzach-Wyhlen Vuren | Central European Time | 00:00 |
| Grenzach-Wyhlen Birkenfeld | Central European Time | 00:00 |
| Grenzach-Wyhlen Vouni | Eastern European Time | -01:00 |
| Grenzach-Wyhlen Chipping Norton | Eastern Australia Time | -08:00 |
| Grenzach-Wyhlen Waimanalo | Hawaii-Aleutian Time | 12:00 |
| Grenzach-Wyhlen Athol | New Zealand Time | -10:00 |
| Grenzach-Wyhlen Waimauku | New Zealand Time | -10:00 |
| Grenzach-Wyhlen Frammersbach | Central European Time | 00:00 |
| Grenzach-Wyhlen Waikanae | New Zealand Time | -10:00 |
| Grenzach-Wyhlen Athy | Ireland Time | 01:00 |