ZIP Code 57620 Time Zone
Bison, South Dakota
Current Local Time
07:40:57
Friday, October 30, 2026 in Bison
Time Zone Details
| Time Zone (IANA) | America/Denver |
|---|---|
| UTC Offset | UTC-6 |
| Daylight Saving Time | Observed The UTC offset changes during the DST period. |
Frequently Asked Questions
ZIP code 57620 (Bison, SD) is in the America/Denver time zone (UTC-6).
Yes, Bison observes daylight saving time.