COT to CST
-1hCOT
COTSOURCECST
CSTGreen rows indicate typical business hours (9 AM - 5 PM)
COT and CST on the World Map
The map below highlights the COT (Colombia Time) and CST (Central Standard Time) timezone regions across the globe.
COT – Colombia Time
UTC-05:00Colombia Time (COT) is the standard time for Colombia, 5 hours behind UTC.
- •Colombia does not observe daylight saving time.
- •COT is the same offset as EST (UTC-05:00).
- •Bogotá sits at 2,640m elevation, making it one of the highest capital cities.
CST – Central Standard Time
UTC-06:00Central Standard Time (CST) is the time zone for the central United States, Canada, and Mexico, 6 hours behind UTC.
- •CST covers 20 US states fully or partially.
- •Chicago and Houston are the two largest cities in the Central Time Zone.
- •Mexico City, one of the world's most populous cities, operates on CST.
- •CST is 1 hour behind EST and 2 hours ahead of PST.
Understanding the -1h Gap: COT vs CST
COT runs on Colombia Time (COT) at UTC-05:00. CST runs on Central Standard Time (CST) at UTC-06:00. That puts COT 1 hour behind CST — a difference of -1h at the current offsets.
In practice, when it is 9:00 AM in COT it is 8:00 AM in CST. Midnight in COT is 11:00 PM in CST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
COT to CST time conversion table
| COT (COT) | CST (CST) | Day |
|---|---|---|
| 12:00 AM | 11:00 PM | previous day |
| 6:00 AM | 5:00 AM | same day |
| 7:00 AM | 6:00 AM | same day |
| 8:00 AM | 7:00 AM | same day |
| 9:00 AM | 8:00 AM | same day |
| 12:00 PM | 11:00 AM | same day |
| 3:00 PM | 2:00 PM | same day |
| 5:00 PM | 4:00 PM | same day |
| 6:00 PM | 5:00 PM | same day |
| 9:00 PM | 8:00 PM | same day |
Why people convert COT to CST time
- Scheduling a call from COT to CST: a 10:00 AM start in COT lands at 9:00 AM in CST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both COT and CST are inside the 9-to-5 working day between 10:00 AM and 5:00 PM COT time (9:00 AM–4:00 PM CST). That is roughly 7 hours of usable overlap.
- Watching a live event or market open: COT viewers need 8:00 AM in CST to catch a 9:00 AM start there, and 1:00 AM if the event is anchored to COT.
- Always state the zone abbreviation, not just the hour. "3:00 PM COT" is unambiguous; "3 PM" across a -1h gap is not.
- Block 10:00 AM–5:00 PM COT as the recurring meeting window if you work primarily from COT and need CST colleagues present.
About COT (Colombia Time)
Colombia Time (COT) is used throughout Colombia. Colombia does not observe daylight saving time. COT shares the same offset as EST (UTC-05:00). Bogotá, the capital, is one of the largest cities in South America.
About CST (Central Standard Time)
Central Standard Time (CST) covers the central region of North America. It is the second most populous time zone in the US, including major cities like Chicago, Houston, and Dallas. CST is also used in Mexico City and much of Central America including Guatemala, Honduras, El Salvador, and Costa Rica. During summer, most of the US and Canada switch to Central Daylight Time (CDT, UTC-05:00), while Mexico and Central American countries generally remain on CST.
Best time to call between COT and CST
Both COT and CST sit inside the 9 AM – 5 PM working day between 10:00 AM–5:00 PM COT, which is 9:00 AM–4:00 PM CST. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
COT and CST share 7 hours of working-hours overlap (10:00 AM–5:00 PM COT), so scheduling a live meeting is straightforward.
COT is 1 hour behind CST (COT UTC-05:00 → CST UTC-06:00). The shared working window is 10:00 AM–5:00 PM COT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
COT
Does not observe DST
CST
☀ Currently in DST
Standard: UTC-06:00 · DST: UTC-05:00
Clocks fall back on Sun, Nov 1, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between COT and CST?
COT (COT, UTC-05:00) is 1 hour behind CST (CST, UTC-06:00). The gap is currently -1h.
How do I convert COT time to CST time?
Add -1h to COT local time. For example, 9:00 AM in COT is 8:00 AM in CST.
What time is it in CST right now?
CST uses CST at UTC-06:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -1h offset from COT.
What is the best time to call CST from COT?
Call between 10:00 AM and 5:00 PM COT — that maps to 9:00 AM–4:00 PM CST and keeps both parties inside the working day.
Which is behind, COT or CST?
COT is 1 hour behind CST. When it is 12:00 PM in COT it is 11:00 AM in CST.
Does daylight saving time affect the COT–CST difference?
Neither zone observes daylight saving time, so the -1h offset between COT and CST is fixed all year.
Which other cities share COT's time zone?
COT also covers Bogotá, Medellín, Cali, Barranquilla, Cartagena.
Which countries use COT, COT's zone?
COT is used in Colombia.
Is there a day difference between COT and CST?
Not normally. The -1h gap only pushes the date over the previous day.
What is the time difference between COT and CST?
CST is -1h from COT.
What timezone is COT in?
COT operates on its local timezone.
What timezone is CST in?
CST operates on its local timezone.
Which countries use COT (Colombia Time)?
COT is used in Colombia.
Does COT observe daylight saving time?
No, COT does not observe daylight saving time and remains at UTC-05:00 year-round.
What are some interesting facts about COT?
Colombia does not observe daylight saving time. COT is the same offset as EST (UTC-05:00).
Which cities are in the CST timezone?
Major cities in the CST timezone include Chicago, Houston, Dallas, San Antonio, Mexico City, Austin, Winnipeg, Memphis.
What is the UTC offset for CST?
Central Standard Time (CST) is at UTC-06:00. During daylight saving time, it shifts to CDT.
What should I know about the CST timezone?
CST covers 20 US states fully or partially. Chicago and Houston are the two largest cities in the Central Time Zone.
When is it midnight in COT, what time is it in CST?
When it is 12:00 AM (midnight) in COT (COT), it is -1h later in CST (CST).
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See every conversion from COT →·See every conversion from CST →