343 Area code

343 is an area code located in the province of Ontario, CA. The largest city it serves is Ottawa.

Location, time zone and map of the 343 area code

--:-- EST

Standard time:	UTC/GMT -5:00 hours
No daylight saving time at the moment

DST starts on Sunday 12 March 2023, 02:00
DST ends on Sunday 05 November 2023, 02:00

The 343 area code lies within the Eastern Time (ET)

EST - Eastern Standard Time
EDT - Eastern Daylight Time when daylight saving time is being observed (from mid-March to early November)

Find out where is the area code 343 located and other npa code details

Check what time it is in the area code 343 and what cities it covers.