Special Notice Regarding COVID-19: 4 Office Automation has been designated as an essential service by the Government of Ontario and will remain fully operational into the foreseeable future. To find out about the policies and practices we have put in place to help protect you, our customers and our staff click here to learn more.


Ask a 4 Office representative
how we can help:

Call Us Toll Free: (Our name is our number)

1-800-4Office (1-800-463-3423)

Contact Sales:

1-888-4Office (1-888-463-3423)

Local Service:

Barrie: 705-739-8966
Brantford: 519-752-1200
Burlington: 905-336-4090
Collingwood: 705-444-5228
Hamilton: 905-336-4090
Kingston: 613-384-8676
Kitchener: 519-745-1671
London: 519-637-3111
Mississauga: 905-564-0522
Oakville: 905-825-0484
Oshawa: 905-721-8341
Ottawa: 613-248-1500
St. Catharines: 905-685-4816
Stoney Creek: 905-662-0700
Toronto: 416-463-3423
Windsor/ Sarnia: 800-463-3423



Contact Form

Please submit your request above and a 4 Office representative will contact you shortly.

Corporate Headquarters:

425 Superior Blvd, Unit #1 & 2

Mississauga, ON

L5T 2W5

Phone: 905-564-0522

Fax: 905-564-2865


Ottawa Regional Office

2615 Lancaster Rd, Unit #15

Ottawa, ON

K1B 5N2

Phone: 613-248-1500

Fax: 613-248-1501


Kingston Regional Office

593 Norris Court, Unit #4

Kingston, ON

K7P 2R9

Phone: 613-384-8676

Fax: 613-384-7817