| Business | Phone |
| Canada Labour Dept 457 Richmond St #500, London N6A 3E3 | (519) 645-4047 |
| Canada Industry Bankruptcy 451 Talbot St, London N6A 5C9 | (519) 645-4034 |
| Canada Pari-Mutuel Agency 900 King, London | (519) 645-5588 |
| Canada Agriculture & Agri-Food 1391 Sandford St, London N5V 4T3 | (519) 457-1470 |
| Canada Correctional Svc Dept 197 Dundas St #200, London N6A 1G4 | (519) 645-4253 |
| Canada Members Of Parliament 437 Oxford St E, London N5Y 3H5 | (519) 663-9777 |
| Canada Members Of Parliament 460 Springbank Dr, London N6J 1G8 | (519) 473-5955 |
| Canada Measurement 78 Meg Dr, London N6E 3T6 | (519) 680-7365 |
| Canada Food Inspection Agency 1200 Commissioners Rd E, London N5Z 4R3 | (519) 691-1300 |
| Canada Heritage 457 Richmond St #102, London N6A 3E3 | (519) 645-4659 |
| Canada Human Resources Dev 120 Queens Ave, London N6A 1H8 | (519) 645-4580 |
| Canada Members Of Parliament 1069 Wellington Rd #116, London N6E 2H6 | (519) 685-4745 |
| Canada Mortgage & Housing Corp 150 Dufferin Ave #600, London N6A 5N6 | (519) 873-2400 |
| Canada Radio Licensing 451 Talbot St, London N6A 5C9 | (519) 457-4826 |
| Canada Veterans Affairs 750 Base Line Rd E #301, London N6C 2R5 | (519) 873-2477 |
| Canada Secretary Of State Dept 451 Talbot St, London N6A 5C9 | (519) 645-5189 |