Active Prefixes in Area Code 289
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 289-490-#### | Stoney Creek | Landline | Execulink Telecom In... |
| 289-491-#### | Mount Hope | Landline | Execulink Telecom In... |
| 289-492-#### | Hamilton | Landline | Execulink Telecom In... |
| 289-493-#### | Grimsby | Landline | Execulink Telecom In... |
| 289-494-#### | Dundas | Landline | Execulink Telecom In... |
| 289-495-#### | Ancaster | Landline | Execulink Telecom In... |
| 289-496-#### | Richmond Hill | Landline | Distributel... |
| 289-498-#### | Brampton | Landline | Telnet Communication... |
| 289-499-#### | Brampton | Landline | Fibernetics Corporat... |
| 289-500-#### | Newmarket | Wireless | Globalive Wireless M... |
| 289-505-#### | Brampton | Landline | Fibernetics Corporat... |
| 289-512-#### | Oshawa | Landline | Iristel Inc.... |
| 289-521-#### | Cooksville | Landline | Rogers Communication... |
| 289-527-#### | Hamilton | Wireless | Bell Mobility... |
| 289-529-#### | Oakville | Landline | Distributel... |
| 289-536-#### | Woodbridge | Landline | Iristel Inc.... |
| 289-537-#### | Richmond Hill | Landline | Rogers Communication... |
| 289-538-#### | Richmond Hill | Landline | Telus Integrated Com... |
| 289-539-#### | Landline | Distributel... | |
| 289-545-#### | Ajax-Pickering | Landline | Yak Communications (... |
| 289-548-#### | Malton | Landline | Isp Telecom... |
| 289-550-#### | Richmond Hill | Landline | Yak Communications (... |
| 289-553-#### | Maple | Landline | Rogers Communication... |
| 289-554-#### | Markham | Landline | Rogers Communication... |
| 289-560-#### | West Lincoln | Landline | Comwave Networks... |
| 289-562-#### | Malton | Landline | Bell Canada... |
| 289-565-#### | Landline | Yak Communications (... | |
| 289-566-#### | Beamsville | Landline | Telus Integrated Com... |
| 289-567-#### | Vineland | Landline | Telus Integrated Com... |
| 289-568-#### | Binbrook | Landline | Telus Integrated Com... |
Area Code 289 Introduction
| Area Code: | 289 |
| Country: | Canada |
| State/Province: | Ontario |
| Major City: | Mississauga |
| Time Zone: | Eastern |
| About 289 : | |
| Southern Ontario, Canada is served by area code 289, which was created as an overlay to 905 in 2001. 289 coverage area includes the Niagara Peninsula, Hamilton, Oshawa, and the suburban Toronto area. |
|
| Major cities or places | |
| Area codes 905, 289 and 365 cover a portion of southern Ontario including Niagara Falls and the Greater Toronto Area, and the larger communities of Ajax, Ancaster, Aurora, Brampton, Burlington, Caledon, Cobourg, Dunnville, Fort Erie, Georgetown, Hamilton, King Township, Maple, Markham, Milton, Mississauga, Newmarket, Oshawa, Richmond Hill, St. Catharines, Stoney Creek, Thornhill, Unionville, Welland, Woodbridge and many smaller surrounding communities | |