Royal Canadian Mounted Police (RCMP) (ON)
From The RadioReference Wiki
"O" Division Detachments
Cornwall Stormont,Dundas and Glengarry,Prescott and Russell counties
Hamilton Niagara Haldimand-Norfolk,Hamilton-Wentworth,Niagara and Brant counties
Kingston Hastings,Prince Edward,Lennox and Addington,Frontenac,Renfrew,Leeds and Grenville, and Lanark counties
Kitchener Waterloo,Wellington,Bruce,Grey and Perth counties
London Elgin,Middlesex,Huron,Oxford and Lambton counties
Sault Ste.Marie District of Algoma
Sudbury Sudbury,Cochrane,Manitoulin,Timiskaming,Nipissing,Parry Sound counties
Thunder Bay Rainy River,Thunder Bay, Kenora districts
Toronto Airport Lester B. Pearson International Airport land and buildings
Toronto East (Bowmanville) Scarborough(Toronto),Durham,Victoria,Northumberland,Peterborough,Haliburton counties
Toronto West (Milton) Halton,Peel,Dufferin counties, East York,York and Etobicoke(Toronto)
Toronto North (Newmarket) York,Muskoka,Simcoe counties and North York (Toronto)
Windsor Essex,Kent counties