42 by Ward Market Square
Headquarters
Headquarters is a café at 113 Clarence Street in Byward Market, Ottawa.
113 Clarence StreetOttawa, ON
Nearby
2,122 businesses within a 15-minute walk
- HEADQUARTERS10 m
Restaurants
- Juice Dudez10 m
Cafés
- Headquarters10 m
Music & Recording Studios
- 10 m
- Tomo Restaurant20 m
Restaurants
- Wonton Mama20 m
Restaurants
- Foreign Cinema20 m
Restaurants
- Mangia Restaurant20 m
Restaurants
The closest 8, as the crow flies. The map above shows 40.
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Data updated August 2026.
Businesses in Byward Market
779 listings across 39 categories
- Restaurants373
Cafés across Ottawa
1,519 listings in 102 neighbourhoods
- Centretown239