1) 5 cents domestic letter rate period : to October 31, 1968
Johnson Nurseries, Kingston, Ontario

Kingston, May 10, 1967
Greenwood Credit Union Ltd., RCAF Station Greenwood, Nova Scotia

Addressed return envelope from Anderson Park (CFS Borden) to Greenwood, N.S. ,October 22, 1967
Waterdown High School, Waterdown, Ontario

Waterdown, September 25, 1968
Seven-Up (Saskatoon) Ltd., Saskatoon, Sask.

Saskatoon, July 6, 1967
Saskatoon News Agency, Saskatoon, Sask.

Saskatoon, April 5, 1968
Queensway Cathedral, Toronto, Ont.

Cooksville, April 12, 1967
Carpetorium of Victoria, Ltd., Victoria, B.C.

Victoria, April 13, 1967

Mrs. Whytes Products Inc., Montreal, Que.

Montreal, April 16, 1967
The local letter rate during this period was 4 cents
Sunshine Candle Mfg. Co., Montreal, Que.

Montreal, May 26, 1967
Western Accessories Limited, New Westminster, B.C.

New Westminster, May 2, 1967
Marine Workers and Boilermakers Industrial Union, Vancouver

Vancouver, February 8, 1968
Bonny's Taxi Ltd., Burnaby, B.C.

Vancouver, March 18, 1968
Black's Camera Stores, Dundas, Ont.

Dundas, October 2, 1968
The domestic post card rate was 4 cents during this period
2) 6 cents domestic letter rate period : November 1,1968 - June 30 1971
Meaford Steel Products Limited, Meaford, Ontario

Meaford, November 22, 1969
Formosa Spring Brewery Limited, Formosa, Ont.

Formosa, November5, 1969
Anne Foster, Hamilton, Ont.

Hamilton, December 29, 1969
Rawson Music Centres Ltd., Peterbrough, Ont.

Peterborough, December 15, 1969
Woodstock Bottling Works Ltd., Woodstock, Ont.

Woodstock, November 5, 1969
Marlborough Hotel, Winnipeg, Man.

Winnipeg, January 6, 1969
Parkway Bible Church, Scarborough, Ont.

Agincourt, February 26, 1969
Prairie Book Room, Three Hills, Alta.

Three Hills, March 29, 1969
Calgary Family Book Store, Calgary, Alta.

Calgary, February 26, 1969
Army, Navy & Air Force Veterans in Canada, Vancouver

Vancouver, January 9, 1970
Sepp's Market, Montreal

Montreal, March 3, 1970
Cambie Plumbing & Heating Ltd., Vancouver

Vancouver, April 17, 1970
Willards

Islington, March 9, 1971
Canadian Red Cross Blood Transfusion Service, Ottawa

Ottawa, November 11, 1970
CP-CN Telecommunications

Oshawa, May 27, 1971
Camp Wahcahme (Nobel, Ont.), Etobicoke, Ont.

Etobicoke, April 11, 1970
Robinson's, Victoria, B.C.

Victoria, June 1, 1971
Mme J.A. Brule Fleuriste, Montreal

January 5, 1971
3) 7 cents domestic letter rate period : July 1, 1971 - December 31, 1971
Howson & Howson Limited

Blythe to Montreal, November 2, 1971
Birch Hills Credit Union Ltd., Birch Hills, Sask.

Birch Hills, November 1, 1971
World's Products Distributors Ltd., Botwood, Newfoundland

Botwood to Montreal, October 20, 1971

4) 8 cents domestic letter rate period : From December 1, 1972
Henri Jonas & Cie, Montreal

Montreal, June 30, 1972
A.J. Boucher, Enrg., Montreal, Que.

February 26, 1972
Concentres Frontenac Inc., Quebec, Que.

Quebec, April 11, 1972
Les Autobus Deshaines Ltee, Deschaillons, Que.

Becancour, Que, February 24, 1972
Kingsway Bedding, Vancouver

Vancouver, December 15, 1973
Campbell, Hamilton
Apart from the name change the Campbell stationery remained unchanged for many years.
Campbell Glass Limited

Hamilton, November 23, 1951
Campbell Bros. of Hamilton, Limited

Hamilton, March 7, 1974
K-W Poppy Fund, Kitchener, Ont.

Kitchener-Waterloo, October 11, 1973
The printed matter rate during this period was 6 cents
Booth Supply Co. Limited, London, Ont.

London, March 18, 1973