Updating current time…
OMST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
RussiaMSK
UTC+3
3h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

6:00 pm18:00 OMST (UTC+6), Oct 17, 2026 = 3:00 pm15:00 MSK (UTC+3), Oct 17, 2026

OMST is 3 hours ahead of Rostov-na-Donu.

How the time difference changes

OMST is 3 hours ahead of Rostov-na-Donu year-round.

Working hours of 9:00 am to 6:00 pm in OMST correspond to 6:00 am to 3:00 pm in Rostov-na-Donu.Working hours of 09:00 to 18:00 in OMST correspond to 06:00 to 15:00 in Rostov-na-Donu.

Compare OMST time with Rostov-na-Donu time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Omsk Standard Time is 3 hours ahead of MSK (Moscow Standard Time).
6:00 pm18:00 in OMST is 3:00 pm15:00 in Rostov-na-Donu, Russia

OMST to Rostov-na-Donu call time
Best time for a conference call or a meeting is between 12pm-6pm12:00-18:00 in OMST which corresponds to 9am-3pm09:00-15:00 in Rostov-na-Donu

6:00 pm18:00 Omsk Standard Time (OMST). Offset UTC +6:00 hours
3:00 pm15:00 MSK (Moscow Standard Time) (Rostov-na-Donu, Russia). Offset UTC +3:00 hours

6:00 pm18:00 OMST / 3:00 pm15:00 Rostov-na-Donu, Russia

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OMSTRostov-na-Donu, Russia
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Omsk Standard Time

Offset: OMST is 6 hours ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Russia

Principal Cities: The largest city in the OMST time zone is Omsk in Russia, with about 1.172 million people. Other major cities in this time zone include Tara, Kalachinsk, Isil’kul’, Znamenskoye.

Daylight Saving: Clocks in Omsk Standard Time (OMST) do not change for daylight saving time, so OMST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

OMST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +06 - basic short
  • +0600 - basic
  • +06:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0600 - sign character (+) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates an offset of six hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Foxtrot - Military abbreviation for OMST
  • F - short form of 'Foxtrot'
Time zones with the GMT +6 offset:
  • BST - Bangladesh Standard Time
  • BDT - Bangladesh Time
  • BTT - Bhutan Time
  • F - Foxtrot Time Zone
  • IOT - Indian Chagos Time
  • KGT - Kyrgyzstan Time
  • OMST - Omsk Standard Time
  • XJT - Xinjiang Time
  • YEKST - Yekaterinburg Summer Time

Rostov-na-Donu Time Zone and Facts

Time Zone

Abbreviation / Offset
MSK – Moscow Standard Time, UTC+3 (no daylight saving time)

Rostov-na-Donu Facts

Country
Russia
Alternative Names
Don umbalne Rostov, Dondaguy Rostov, Dondagy Rostov, Dondokhi Rostov, Doni Rostov, Donyn Rostov, ROV, Rastou-na-Done, Rostof aan die Don, Rostof epi tou Nton, Rostov, Rostov Don, Rostov Donal, Rostov Doni aeaeres, Rostov Doni ääres, Rostov aan de Don, Rostov de Don, Rostov del Don, Rostov do Don, Rostov na Don, Rostov na Donu, Rostov nad Donom, Rostov sopra-u-Donu, Rostov sul Don, Rostov tren song GJong, Rostov trên sông Đông, Rostov ved Don, Rostov-Don, Rostov-Donyl, Rostov-Tan-cinchi, Rostov-an-Don, Rostov-ar-Ddon, Rostov-na-Donu, Rostov-on-Don, Rostov-pe-Don, Rostov-sur-le-Don, Rostova pie Donas, Rostovas prie Dono, Rostovia ad Tanaim, Rostow, Rostow Am Don, Rostow am Don, Rostow na Donu, Rostow nad Donem, Rostow nad Donom, Rostòv de Dòn, Rostóv na Donú, Rostów nad Donem, Rosztov-na-Donu, Tyndagy Rostov, dun he pan luo si tuo fu, loseutopeunadonu, rastov-an-dan, rostova dona, rwstwf-na-dwnw, rwstww na danw, Ροστόφ επί του Ντον, Дон ӱмбалне Ростов, Дон-тӀера-Ростов, Дондагъы Ростов, Дондағы Ростов, Дондохи Ростов, Донын Ростов, Растовъ на Донѣ, Растоў-на-Доне, Ростов, Ростов на Дон, Ростов на Дону, Ростов-Доныл, Ростов-Тан-çинчи, Ростов-на-Дону, Ростов-на-Дону балһсн, Тындагы Ростов, Դոնի Ռոստով, רוסטוב על הדון, روستوف-نا-دونو, روستوو نا دانو, रोस्तोव दॉन, ರಾಸ್ಟೊವ್-ಆನ್-ಡಾನ್, დონის როსტოვი, დონიშ როსტოვი, ロストフ・ナ・ドヌ, 顿河畔罗斯托夫, 로스토프나도누
Population
1,130,305
Currency
Ruble (RUB)
Geographic Coordinates
47° 13' N Latitude / 39° 43' E Longitude
International Dialing Code
+7