Area Code 905Ontario

Active General Purpose Code Overlay Canada

This is a Canadian area code

Area code 905 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 905 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 905 — Ontario

Area Code Details

Area Code
905
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
October 4, 1993
Assigned
October 1, 1992
Population Served
~2,245,764 est.
Overlay Complex
289/365/742/905

History & Relationships

Split from

416
Ontario

New codes split from 905

Overlay complex — shares geography with

Rate Centers & Exchanges

22 rate centers identified within area code 905

View exchanges →

Other Area Codes in Ontario

View all →

Nearby Area Codes

Frequently Asked Questions About Area Code 905

What state is area code 905?

Area code 905 is located in Ontario.

Where is area code 905 from?

Area code 905 originates from Ontario. It operates in the Eastern Time zone.

What time zone is area code 905?

Area code 905 falls within the Eastern Time zone (Eastern Time).

What cities are in area code 905?

Area code 905 serves cities including Brampton, Hamilton, Oakville, Richmond Hill, Burlington, Oshawa, Newmarket, Aurora, and more.

Is a call from area code 905 a scam?

Area code 905 is a legitimate Canadian area code serving Ontario. Like any area code, individual numbers using 905 can be used for scam calls. Note that calls from 905 are international calls from Canada — unexpected calls may incur charges. Always verify the specific number if you receive an unexpected or suspicious call.