Of the 9,400,000 letters passing by post in 1861, the seven cities supplied 4,250,000; as follows:—
| Quebec | 1,000,000 |
| Montreal | 1,400,000 |
| Kingston | 210,000 |
| Ottawa | 160,000 |
| Toronto | 900,000 |
| Hamilton | 350,000 |
| London | 230,000 |
Of the gross receipts collected in 1861, $628,000 was derived from letter postage, and $70,000 from postage on newspapers.