Where and When is Q Observed?

Quebec Time Zone is often used in aviation and the military as another name for UTC -4. Quebec Time Zone is also commonly used at sea between longitudes 67.5° West and 52.5° West.

The letter Q may be used as a suffix to denote a time being in the Quebec Time Zone, such as 08:00Q or 0800Q. This is spoken as "zero eight hundred Quebec".

Only showing up to 16 cities, others may also be observing Quebec Time Zone.

This time zone is in use, but not observed in any location at this time.

Other Time Zones in UTC -4

Some time zones exist that have the same offset as Q, but can be found under a different name:

• AMT – Amazon Time
• AST – Atlantic Standard Time
• BOT – Bolivia Time
• CDT – Cuba Daylight Time
• CIDST – Cayman Islands Daylight Saving Time
• CLT – Chile Standard Time
• EDT – Eastern Daylight Time
• FKT – Falkland Island Time
• GYT – Guyana Time
• VET – Venezuelan Standard Time