Explore Dome Extension, Ontario, Canada, with this interactive street and satellite map. Use the Map and Satellite buttons above the map to switch views. You can “grab” the map and drag it to re-centre it, or use the + and − buttons to zoom in or out to street-level detail. You will find live weather, local and world news below.
Imagery © Google · for orientation only, not for navigation
This interactive map shows the street layout and satellite imagery for Dome Extension, Ontario. Use the Map and Satellite buttons above to switch between street map and aerial imagery views. Use the + and − buttons to zoom in or out, or scroll your mouse wheel while holding the Control key to zoom. On a touchscreen, use a two-finger pinch gesture to zoom in and out.
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Drag the map to pan to any area of Ontario or beyond. Switch to Satellite view to see high-resolution aerial photography of Dome Extension and surrounding areas, including streets, buildings, parks and waterways.
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| Place | Dome Extension |
| Type | Locality |
| Province / Territory | Ontario (ON) |
| Location | Cochrane |
| Country | Canada |
| Latitude | 48.4625 |
| Longitude | -81.233056 |
| Postal Code (FSA) | P4N |
| Area Code | 226, 249, 289, 343, 365, 382, 416, 437, 519, 548, 613, 647, 705, 742, 807, 905 |
| Importance | Village / hamlet |
| CGN ID | FAZBP |
Dome Extension is a locality in Cochrane, Ontario, Canada. It is classified as a village / hamlet. Dome Extension is located at 48.4625°N, 81.2331°W.
Dome Extension sits upon the rugged, enduring terrain of the South Porcupine River, where the northern light settles long and thin across the horizon at dusk. It lies 7.3 km east of Timmins, ON (from Timmins, ON: bearing 98°T), and is situated 2.7 km south-west of South Porcupine. The landscape holds the quiet stillness of a region defined by its proximity to the water of the South Porcupine River and the nearby White Waterfront Conservation Area, which offers a respite of dense, dark timber and mossy earth. Simpson Lake rests only a short distance away, its surface often catching the sudden, sharp clarity of the sky before the evening chill descends. Throughout the year, the air maintains a crisp, bracing quality that seems to sharpen the edges of the trees and stones, lending a stark beauty to the expanse surrounding Dome Extension. The history of Dome Extension is deeply linked to the industrial character of the region, where the pursuit of mineral wealth has long dictated the flow of daily life and the growth of the surrounding settlements. While the distant rumble of Sandy Falls provides a persistent, low-frequency hum in the memory of those who dwell here, the local economy remains focused on the practicalities of extraction and the steady labor that built the foundations of the district. The pace of life here is governed by the shifting seasons and the necessity of preparation for the long, white winters that settle over the land. People move with a deliberate purpose, carrying the weight of a heritage built on persistence and the quiet, collective resilience of those who have made a home in this northern reach.
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Explore Dome Extension, Ontario, Canada, with an embedded street and satellite map — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 48.4625, -81.233056. Live weather conditions and 7-day forecasts — including hourly outlooks — are provided through Open-Meteo, while real-time local and world news feeds help keep the page current. Editorial summaries provide additional local information and context.
Detailed location data for Dome Extension includes the postal code (P4N), telephone area code (226, 249, 289, 343, 365, 382, 416, 437, 519, 548, 613, 647, 705, 742, 807, 905). These are among the most commonly searched location details for any Canadian city or town.
Location data for Dome Extension is sourced from the Canadian Geographical Names Database (CGN), Natural Resources Canada, and verified by coordinates rather than name matching alone. GPS coordinates, province, administrative location and place type are shown in the information panel above.
| Page generated | August 2026 |
| Location data | Canadian Geographical Names Database (CGN), Natural Resources Canada |