| Incheon Brinchang | Malaysia Time | 01:00 |
| Incheon Štúrovo | Central European Time | 08:00 |
| Incheon Brisbane City | Eastern Australia Time | -01:00 |
| Incheon Brisighella | Central European Time | 08:00 |
| Incheon Brighton-Le-Sands | Eastern Australia Time | -02:00 |
| Incheon Brighton | Eastern Australia Time | -02:00 |
| Incheon Brighton | Eastern Time | 14:00 |
| Incheon Briviesca | Central European Time | 08:00 |
| Incheon Broadbeach | Eastern Australia Time | -01:00 |
| Incheon Broadbridge Heath | United Kingdom Time | 09:00 |
| Incheon Broadmeadows | Eastern Australia Time | -02:00 |
| Incheon Bicton | Western Australia Time | 01:00 |
| Incheon Bidhannagar | India Standard Time | 03:30 |
| Incheon Bidor | Malaysia Time | 01:00 |
| Incheon Biebesheim am Rhein | Central European Time | 08:00 |
| Incheon Biebrich | Central European Time | 08:00 |
| Incheon Bridgeville | Eastern Time | 14:00 |
| Incheon Brides-les-Bains | Central European Time | 08:00 |
| Incheon Bridge City | Central Time | 15:00 |
| Incheon Bridgehampton | Eastern Time | 14:00 |
| Incheon Choeng Thale | Indochina Time | 02:00 |
| Incheon Chiyoda | Japan Time | 00:00 |
| Incheon Chityala | India Standard Time | 03:30 |
| Incheon Chittissery | India Standard Time | 03:30 |
| Incheon Chittoor | India Standard Time | 03:30 |
| Incheon Chimney Rock | Eastern Time | 14:00 |
| Incheon Chinon | Central European Time | 08:00 |
| Incheon Chippewa Falls | Central Time | 15:00 |
| Incheon Chipping Campden | United Kingdom Time | 09:00 |
| Incheon Chipping Norton | Eastern Australia Time | -02:00 |
| Incheon Carhaix-Plouguer | Central European Time | 08:00 |
| Incheon Cardona | Central European Time | 08:00 |
| Incheon Cardonville | Central European Time | 08:00 |
| Incheon Carleton Place | Eastern Time | 14:00 |
| Incheon Carlin | Pacific Time | 17:00 |
| Incheon Carle Place | Eastern Time | 14:00 |
| Incheon Carmel-by-the-Sea | Pacific Time | 17:00 |
| Incheon Carlingford | Ireland Time | 09:00 |
| Incheon Carlton | Eastern Australia Time | -02:00 |
| Incheon Carlton North | Eastern Australia Time | -02:00 |
| Incheon Caroline Springs | Eastern Australia Time | -02:00 |
| Incheon Carolina Beach | Eastern Time | 14:00 |
| Incheon Carole Park | Eastern Australia Time | -01:00 |
| Incheon Carnforth | United Kingdom Time | 09:00 |
| Incheon Carnac | Central European Time | 08:00 |
| Incheon Chimgan | Uzbekistan Time | 04:00 |
| Incheon Chilmark | Eastern Time | 14:00 |
| Incheon Chiloquin | Pacific Time | 17:00 |
| Incheon Bahariya Oasis | Eastern European Time | 07:00 |
| Incheon Baraboo | Central Time | 15:00 |