Columbia, MD, USA to Rock Island, IL, USA
Time Difference
EST (Eastern Standard Time) is 1 hour ahead of CST (Central Standard Time)
9:30 am09:30 in Columbia, MD, USA is 8:30 am08:30 in Rock Island, IL, USA
Columbia to Rock Island call time
Best time for a conference call or a meeting is between 9am-6pm in Columbia which corresponds to 8am-5pm in Rock Island
9:30 am09:30 EST (Eastern Standard Time) (Columbia, MD, USA). Offset UTC -5:00 hours
8:30 am08:30 CST (Central Standard Time) (Rock Island, IL, USA). Offset UTC -6:00 hours
9:30 am09:30 Columbia, MD, USA / 8:30 am08:30 Rock Island, IL, USA
| Columbia, MD, USA | Rock Island, IL, USA |
|---|---|
| 12am (midnight) | 11pm |
| 1am | 12am (midnight) |
| 2am | 1am |
| 3am | 2am |
| 4am | 3am |
| 5am | 4am |
| 6am | 5am |
| 7am | 6am |
| 8am | 7am |
| 9am | 8am |
| 10am | 9am |
| 11am | 10am |
| 12pm (noon) | 11am |
| 1pm | 12pm (noon) |
| 2pm | 1pm |
| 3pm | 2pm |
| 4pm | 3pm |
| 5pm | 4pm |
| 6pm | 5pm |
| 7pm | 6pm |
| 8pm | 7pm |
| 9pm | 8pm |
| 10pm | 9pm |
| 11pm | 10pm |
| 0:00 | 23:00 |
| 1:00 | 0:00 |
| 2:00 | 1:00 |
| 3:00 | 2:00 |
| 4:00 | 3:00 |
| 5:00 | 4:00 |
| 6:00 | 5:00 |
| 7:00 | 6:00 |
| 8:00 | 7:00 |
| 9:00 | 8:00 |
| 10:00 | 9:00 |
| 11:00 | 10:00 |
| 12:00 | 11:00 |
| 13:00 | 12:00 |
| 14:00 | 13:00 |
| 15:00 | 14:00 |
| 16:00 | 15:00 |
| 17:00 | 16:00 |
| 18:00 | 17:00 |
| 19:00 | 18:00 |
| 20:00 | 19:00 |
| 21:00 | 20:00 |
| 22:00 | 21:00 |
| 23:00 | 22:00 |
Columbia Information
Time Zone
Abbreviation / Name
EST - Eastern Standard Time
EDT - Eastern Daylight Time
EDT - Eastern Daylight Time
UTC / GMT Offset
-5:00 hours during Eastern Standard Time, currently in use.
-4:00 hours during Eastern Daylight Time.
-4:00 hours during Eastern Daylight Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Sunday, March 10, 2024 at 2:00 am local time. DST starts annually the on second Sunday of March. Clocks are turned forward 1 hour to Sunday, March 10, 2024, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Sunday, November 3, 2024 at 2:00 am local time. DST ends annually the on first Sunday of November. Clocks are turned backward 1 hour to Sunday, November 3, 2024, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.
Columbia Facts
Country
USA
State
Maryland
Alternative Names
Columbia, Kolambija, Kolumbija, keolleombia, klmbya mrylnd, koronbia, kwlwmbya, Коламбија, Колумбия, كولومبيا, کلمبیا، مریلند, کولمبیا، میریلینڈ, コロンビア, 컬럼비아
Population
99,615
Currency
Dollar (USD)
Geographic Coordinates
39° 14' N Latitude / 76° 50' W Longitude
International Dialing Code
+1
Rock Island Information
Time Zone
Abbreviation / Name
CST - Central Standard Time
CDT - Central Daylight Time
CDT - Central Daylight Time
UTC / GMT Offset
-6:00 hours during Central Standard Time, currently in use.
-5:00 hours during Central Daylight Time.
-5:00 hours during Central Daylight Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Sunday, March 10, 2024 at 2:00 am local time. DST starts annually the on second Sunday of March. Clocks are turned forward 1 hour to Sunday, March 10, 2024, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Sunday, November 3, 2024 at 2:00 am local time. DST ends annually the on first Sunday of November. Clocks are turned backward 1 hour to Sunday, November 3, 2024, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.
Rock Island Facts
Country
USA
State
Illinois
Alternative Names
Quad Cities, Rock Island, Rok Ajland, Rok-Ajlend, Stephenson, roka ayalanda, rwk ayland, Рок Ајланд, Рок-Айленд, راک آئی لینڈ، الینوائے, راکآیلند، ایلینوی, روك أيلاند, रॉक आयलंड
Population
38,620
Currency
Dollar (USD)
Geographic Coordinates
41° 30' N Latitude / 90° 34' W Longitude
International Dialing Code
+1