Boulder, CO, USA to Vrilissia, Greece
Time Difference
MST (Mountain Standard Time) is 9 hours behind EET (Eastern European Time)
12:30 am00:30 in Boulder, CO, USA is 9:30 am09:30 in Vrilissia, Greece
Boulder to Vrilissia call time
Best time for a conference call or a meeting is between 8am-10am in Boulder which corresponds to 5pm-7pm in Vrilissia
12:30 am00:30 MST (Mountain Standard Time) (Boulder, CO, USA). Offset UTC -7:00 hours
9:30 am09:30 EET (Eastern European Time) (Vrilissia, Greece). Offset UTC +2:00 hours
12:30 am00:30 Boulder, CO, USA / 9:30 am09:30 Vrilissia, Greece
| Boulder, CO, USA | Vrilissia, Greece |
|---|---|
| 12am (midnight) | 9am |
| 1am | 10am |
| 2am | 11am |
| 3am | 12pm (noon) |
| 4am | 1pm |
| 5am | 2pm |
| 6am | 3pm |
| 7am | 4pm |
| 8am | 5pm |
| 9am | 6pm |
| 10am | 7pm |
| 11am | 8pm |
| 12pm (noon) | 9pm |
| 1pm | 10pm |
| 2pm | 11pm |
| 3pm | 12am (midnight) |
| 4pm | 1am |
| 5pm | 2am |
| 6pm | 3am |
| 7pm | 4am |
| 8pm | 5am |
| 9pm | 6am |
| 10pm | 7am |
| 11pm | 8am |
| 0:00 | 9:00 |
| 1:00 | 10:00 |
| 2:00 | 11:00 |
| 3:00 | 12:00 |
| 4:00 | 13:00 |
| 5:00 | 14:00 |
| 6:00 | 15:00 |
| 7:00 | 16:00 |
| 8:00 | 17:00 |
| 9:00 | 18:00 |
| 10:00 | 19:00 |
| 11:00 | 20:00 |
| 12:00 | 21:00 |
| 13:00 | 22:00 |
| 14:00 | 23:00 |
| 15:00 | 0:00 |
| 16:00 | 1:00 |
| 17:00 | 2:00 |
| 18:00 | 3:00 |
| 19:00 | 4:00 |
| 20:00 | 5:00 |
| 21:00 | 6:00 |
| 22:00 | 7:00 |
| 23:00 | 8:00 |
Boulder Information
Time Zone
Abbreviation / Name
MST - Mountain Standard Time
HAR - Heure Avancée des Rocheuses
HAR - Heure Avancée des Rocheuses
UTC / GMT Offset
-7:00 hours during Mountain Standard Time, currently in use.
-6:00 hours during Heure Avancée des Rocheuses.
-6:00 hours during Heure Avancée des Rocheuses.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Sunday, March 8, 2026 at 2:00 am local time. DST starts annually the on second Sunday of March. Clocks are turned forward 1 hour to Sunday, March 8, 2026, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Sunday, November 1, 2026 at 2:00 am local time. DST ends annually the on first Sunday of November. Clocks are turned backward 1 hour to Sunday, November 1, 2026, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.
Boulder Facts
Country
USA
State
Colorado
Alternative Names
Bolder, Boulder, Bouldur, WBU, ba'uldara, bo de, boldara, bolde xr, boldeo, boruda, bwldr, bwldr klradw, Болдер, Боулдер, Боулдър, בולדר, بولدر, بولدر، کلرادو, بولڈر، کولوراڈو, बाउल्डर, बोल्डर, โบลเดอร์, ボルダー, 波德, 볼더
Population
107,349
Currency
Dollar (USD)
Geographic Coordinates
40° 00' N Latitude / 105° 16' W Longitude
International Dialing Code
+1
Vrilissia Information
Time Zone
Abbreviation / Name
EET - Eastern European Time
EEST - Eastern European Summer Time
EEST - Eastern European Summer Time
UTC / GMT Offset
+2:00 hours during Eastern European Time, currently in use.
+3:00 hours during Eastern European Summer Time.
+3:00 hours during Eastern European Summer Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Sunday, March 29, 2026 at 3:00 am local time. DST starts annually the on last Sunday of March. Clocks are turned forward 1 hour to Sunday, March 29, 2026, 4:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Sunday, October 25, 2026 at 4:00 am local time. DST ends annually the on last Sunday of October. Clocks are turned backward 1 hour to Sunday, October 25, 2026, 3:00 am local standard time instead. Also called Fall Back or switch to Winter Time.
Vrilissia Facts
Country
Greece
Alternative Names
Vrilissia, Βριλήσσια
Population
30,741
Currency
Euro (EUR)
Geographic Coordinates
38° 02' N Latitude / 23° 49' E Longitude
International Dialing Code
+30