Dewey (Post Office) adopted in the 1953 Gazetteer at 54 05 - 121 45. Name changed to Cornel Mills (Post Office) 3 May 1956 on 93NE. Name changed to McGregor (Post Office) 7 March 1966 on 93I/4, and repositioned to 54 05 - 121 50...

Source: BC place name cards, or correspondence to/from BC's Chief Geographer or BC Geographical Names Office

Dewey Post Office was opened 1 February 1915 in Lot 3111. "A considerable mis-sortation of mail is occurring due to similarity of Dewdney and Dewey post office names... residents requested change to Cornel, as post office is near Cornel Sawmills." (April 1956 letter from Post Office Department, file P.1.47). Dewey Post Office renamed Cornel Mills Post Office 2 July 1956. "We would like to call the community McGregor...150 people in residence now... likely will increase to 200..." (October 1965 letter from Northwood Pulp Ltd to Department of Municipal Affairs, file Mc.1.58). Advance notice that post office name would be changed provided in January 1966 letter from Post Office Department to Geographic Board. Cornel Mills Post Office renamed McGregor Post Office 11 April 1966. Post Office was closed 8 October 1970. At the time of closing, the post office was located in L3083, about 3 miles downstream from the original Dewey and Cornel Mills post offices.

Source: BC place name cards, or correspondence to/from BC's Chief Geographer or BC Geographical Names Office