Area Code 289 — Ontario
This is a Canadian area code
Area code 289 is located in Ontario, Canada. Canada shares the North American Numbering Plan (NANPA) with the US, so Canadian numbers use the same 10-digit format. Calls between the US and Canada may or may not be included in your plan — check with your carrier, as international rates can apply.
Area code 289 is located in Ontario, Canada and operates on Eastern Time . The largest city served is Brampton . View all Canadian area codes →
Coverage Area
Area code 289 — OntarioArea Code Details
- Area Code
- 289
- State / Province
- Ontario (ON)
- Country
- Canada
- Time Zone
- Eastern Time Eastern Time
- Local Time Now
- —
- Status
- Active
- Code Type
- General Purpose Code
- In Service Since
- June 9, 2001
- Assigned
- August 15, 2000
- Population Served
- ~2,419,019 est.
- Overlay Complex
- 289/365/742/905
Cities Served
History & Relationships
Split from
905Overlay complex — shares geography with
Rate Centers & Exchanges
21 rate centers identified within area code 289
Other Area Codes in Ontario
View all →Nearby Area Codes
Frequently Asked Questions About Area Code 289
What state is area code 289?
Area code 289 is located in Ontario.
Where is area code 289 from?
Area code 289 originates from Ontario. It operates in the Eastern Time zone.
What time zone is area code 289?
Area code 289 falls within the Eastern Time zone (Eastern Time).
What cities are in area code 289?
Area code 289 serves cities including Brampton, Hamilton, Markham, Oakville, Oshawa, Whitby, Newmarket, Stoney Creek, and more.
Is a call from area code 289 a scam?
Area code 289 is a legitimate Canadian area code serving Ontario. Like any area code, individual numbers using 289 can be used for scam calls. Note that calls from 289 are international calls from Canada — unexpected calls may incur charges. Always verify the specific number if you receive an unexpected or suspicious call.