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E
12am
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CDT/CST
UTC−5
10h behind
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9pm
Central Time is on daylight saving time: CDT (UTC−5) until Sun, Nov 1.

Mexico City and Saskatchewan stay on CST (UTC−6).

Quick answers

Selected conversion

5:00 pm17:00 E (UTC+5), Oct 20, 2026 = 7:00 am07:00 CDT (UTC-5), Oct 20, 2026

E is 10 hours ahead of CDT.

E and CST (US winter time, UTC-6) examples

These examples always use E (UTC+5) and CST (UTC-6). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

E is 11 hours ahead of CST.

CST is US Central winter time (early November to mid-March). The rest of the year Chicago uses CDT (UTC-5), one hour later. For Central Time that follows daylight saving time, use E to CT. For daylight-time examples, use E to CDT.

How the time difference changes

For most of the year, E is 10 hours ahead of CDT. From Nov 1, 2026 to Mar 14, 2027, E is 11 hours ahead of CST.

For most of the year, working hours of 9:00 am to 6:00 pm in E correspond to 11:00 pm (previous day) to 8:00 am in CDT. At other times of the year, working hours of 9:00 am to 6:00 pm in E correspond to 10:00 pm (previous day) to 7:00 am in CST.For most of the year, working hours of 09:00 to 18:00 in E correspond to 23:00 (previous day) to 08:00 in CDT. At other times of the year, working hours of 09:00 to 18:00 in E correspond to 22:00 (previous day) to 07:00 in CST.

Compare E time with CST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Echo Time Zone is 10 hours ahead of Central Daylight Time.
5:00 pm17:00 in E is 7:00 am07:00 in CDT

E to CDT call time
Best time for a conference call or a meeting is between 6pm-7pm18:00-19:00 in E which corresponds to 8am-9am08:00-09:00 in CDT. Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.

5:00 pm17:00 Echo Time Zone (E). Offset UTC +5:00 hours
7:00 am07:00 Central Daylight Time (CDT). Offset UTC -5:00 hours

5:00 pm17:00 E / 7:00 am07:00 CDT

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
ECDT
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Echo Time Zone

Offset: E is 5 hours ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Antarctica, French Southern Territories, Kazakhstan, Maldives, Pakistan, Russia, Tajikistan, Turkmenistan, Uzbekistan

Principal Cities: The largest city in the E time zone is Lahore in Pakistan, with about 13.004 million people. Other major cities in this time zone include Karachi, Peshawar, Faisalabad, Rawalpindi.

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

E representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +05 - basic short
  • +0500 - basic
  • +05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0500 - sign character (+) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Echo - Military abbreviation for E
  • E - short form of 'Echo'
Time zones with the GMT +5 offset:
  • ALMT - Alma-Ata Time
  • AMST - Armenia Summer Time
  • AQTT - Aqtobe Time
  • AZST - Azerbaijan Summer Time
  • E - Echo Time Zone
  • MAWT - Mawson Time
  • MVT - Maldives Time
  • ORAT - Oral Time
  • PKT - Pakistan Standard Time
  • QYZT - Qyzylorda Time
  • TFT - French Southern and Antarctic Time
  • TJT - Tajikistan Time
  • TMT - Turkmenistan Time
  • UZT - Uzbekistan Time
  • YEKT - Yekaterinburg Time
  • HMT - Heard and McDonald Islands Time

Central Standard Time

Offset: CST is 6 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Belize, Canada, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, United States

Principal Cities: The largest city in the CST time zone is Mexico City in Mexico, with about 12.294 million people. Other major cities in this time zone include Chicago, Houston, Puebla, Santiago de Querétaro.

French: HNC - Heure Normale du Centre

Spanish: CT - Tiempo Central Estándar, CT - Zona Centro

Map of the areas on Central Standard Time (CST)
CST all year CST part of the year

Today the lighter areas are on UTC−5 (Central Daylight Time).

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Central Daylight Time (CDT).

123456789101112End: Central Standard Time (CST) ended on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

123456789101112Start: Central Standard Time (CST) starts on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.

See USA daylight saving time and upcoming clock changes worldwide.

CST 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 west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Sierra - Military abbreviation for CST
  • S - short form of 'Sierra'
IANA/Olson: Reflects CST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Bahia_Banderas
  • America/Belize
  • America/Chicago
  • America/Chihuahua
  • America/Costa_Rica
  • America/El_Salvador
  • America/Guatemala
  • America/Indiana/Knox
  • America/Indiana/Tell_City
  • America/Knox_IN
  • America/Managua
  • America/Matamoros
  • America/Menominee
  • America/Merida
  • America/Mexico_City
  • America/Monterrey
  • America/North_Dakota/Beulah
  • America/North_Dakota/Center
  • America/North_Dakota/New_Salem
  • America/Ojinaga
  • America/Rainy_River
  • America/Rankin_Inlet
  • America/Regina
  • America/Resolute
  • America/Swift_Current
  • America/Tegucigalpa
  • America/Winnipeg
  • CST6CDT
  • Canada/Central
  • Canada/Saskatchewan
  • Mexico/General
  • US/Central
  • US/Indiana-Starke
CST Abbreviation: Several time zones share CST abbreviation and it could refer to these time zones
  • Central Standard Time - UTC -6
  • China Standard Time - UTC +8
  • Cuba Standard Time - UTC -5
Time zones with the GMT -6 offset:
  • CST - Central Standard Time
  • CT - Central Time
  • MDT - Mountain Daylight Time
  • EAST - Easter Island Standard Time
  • GALT - Galapagos Time
  • S - Sierra Time Zone