Time Zone Abbreviations – South America
| Abbreviation | Time zone name | Other names | Offset |
|---|---|---|---|
| ACT | Acre Time | UTC -5 | |
| AMST | Amazon Summer Time | UTC -3 | |
| AMT | Amazon Time | UTC -4 | |
| ART | Argentina Time | UTC -3 | |
| BOT | Bolivia Time | UTC -4 | |
| BRST | Brasília Summer Time | UTC -2 | |
| BRT | Brasília Time | UTC -3 | |
| CLST | Chile Summer Time | UTC -3 | |
| CLT | Chile Standard Time | UTC -4 | |
| COT | Colombia Time | UTC -5 | |
| ECT | Ecuador Time | UTC -5 | |
| FKST | Falkland Islands Summer Time | UTC -3 | |
| FKT | Falkland Island Time | UTC -4 | |
| FNT | Fernando de Noronha Time | UTC -2 | |
| GFT | French Guiana Time | UTC -3 | |
| GST | South Georgia Time | UTC -2 | |
| GYT | Guyana Time | UTC -4 | |
| PET | Peru Time | UTC -5 | |
| PYST | Paraguay Summer Time | UTC -3 | |
| PYT | Paraguay Time | UTC -4 | |
| SRT | Suriname Time | UTC -3 | |
| UYST | Uruguay Summer Time | UTC -2 | |
| UYT | Uruguay Time | UTC -3 | |
| VET | Venezuelan Standard Time | HLV | UTC -4 |
| WARST | Western Argentine Summer Time | UTC -3 |