Returning the Form (OAS)

Mail your forms to:
The nearest Service Canada office listed below.
From outside of Canada: The Service Canada office in the province where you last resided.

Need help completing the forms?
Canada or the United States: 1-800-277-9914
All other countries: 1-613-957-1954 (we accept collect calls)
TTY: 1-800-255-4786
Important: Please have your social insurance number ready when you call.

NEWFOUNDLAND AND LABRADOR
Service Canada
PO Box 9430 Station A
St. John’s NL A1A 2Y5
CANADA

PRINCE EDWARD ISLAND
Service Canada
PO Box 8000 Station Central
Charlottetown PE C1A 8K1
CANADA

NOVA SCOTIA
Service Canada
PO Box 1687 Station Central
Halifax NS B3J 3J4
CANADA

NEW BRUNSWICK
Service Canada
PO Box 250 Station A
Fredericton NB E3B 4Z6
CANADA

QUEBEC
Service Canada
PO Box 1816 Station Terminus
Quebec QC G1K 7L5
CANADA

ONTARIO
For postal codes beginning with “L, M or N”
Service Canada
PO Box 5100 Station D
Scarborough ON M1R 5C8
CANADA

ONTARIO
For postal codes beginning with “K or P”
Service Canada
PO Box 2013 Station Main
Timmins ON P4N 8C8
CANADA

MANITOBA AND SASKATCHEWAN
Service Canada
PO Box 818 Station Main
Winnipeg MB R3C 2N4
CANADA

ALBERTA/NORTHWEST TERRITORIES AND NUNAVUT
Service Canada
PO Box 2710 Station Main
Edmonton AB T5J 2G4
CANADA

BRITISH COLUMBIA AND YUKON
Service Canada
PO Box 1177 Station CSC
Victoria BC V8W 2V2
CANADA