| -5 UTC/GMT | -4 UTC/GMT | -3 UTC/GMT |
| | | |
| -5 UTC/GMT | -4 UTC/GMT | -3 UTC/GMT |
| Colombia | Bolivia | Argentina |
| Easter Island | Brazil * | Brazil * |
| Ecuador | Chile | Falkland Islands |
| Peru | Guyana | French Guiana |
| Paraguay | Suriname | |
| Venezuela | Uruguay | |
| -6 UTC/GMT | ||
| Galapagos Islands |