I have also included the Homepages for each Province's particular Government.
Post Adoption Registry
Adoption Reunion Registry c/o
I found another address for the Registry above. I don't know if one's out of date, or if the office just recently moved.
Post Adoption Registry
Post Adoption Disclosure Services
Post Adoption Services
Department of Health and Social Services
Adoption Disclosure Services Program
Department of Health and Social Services
Adoption Disclosure, Central Services
Department of Health & Social Services
Centre Jeunesse de Montreal
Batshaw Youth & Family Centres
Post Adoption Registry
Adoption Disclosure Registry
ALBERTA
Alberta Family and Social Services
9th Floor, Seventh Street Plaza
10030 - 107 Street
Edmonton, Alberta
T5J 3E4
Phone: (780) 427-6387
Alberta Government Homepage
BRITISH COLUMBIA
Family Services of Greater Vancouver
#202, 1600 West 6th Avenue
Vancouver, British Columbia V61 1R3
Phone: (604) 736-7917
Toll Free: 1-800-665-1899
British Columbia Government Homepage
British Columbia Ministry of Children and Family Development
Adoption Reunion Registry
PO Box 9705 Station Provincial Government
Victoria, BC.
V8W 9S1
Telephone: (250)387-3660
Fax: (250) 356-1864
For toll-free access within BC call (604)660-2421 (within Vancouver) or 1-800-883-7867 (elsewhere in BC) and ask to have your call transferred to (250) 387-3660.
Adoption Reunion
MANITOBA
Child & Family Support
#201, 114 Garry Street
Winnipeg, Manitoba
R3C 4V5
Phone: (204) 945-4562
Province only toll free: 1-800-282-8069 (ext 6964)
Fax: (204) 948-2949
Post Adoption Registry
Manitoba Government Homepage 
NEW BRUNSWICK
Department of Family & Community Services
P.O. 6000
Fredericton, NB.
E3B 5H1
Telephone: (506) 453-2949
Fax: (506) 462-5150
E-mail
Post Adoption
NEWFOUNDLAND AND LABRADOR
Health and Community Services
Viking Building - 3rd Floor
P.O. Box 13122
St. John’s, Newfoundland
A1B 4A4
Phone: (709) 570-8406
Fax: (709) 570-8400
I've found different numbers again:
Telephone: (709) 752-4406
Fax: (709) 752-4400
E-mail
Post Adoption Registry
Different website:
Post Adoption Registry
Newfoundland and Labrador Government Homepage 
NORTHWEST TERRITORIES
Box 1320
Yellowknife, Northwest Territories
X1A 2L9
Phone: (867) 873-7943
Northwest Territories Government Homepage
NOTE: I've found a different telephone number for this organization!!
Telephone: (867) 920-3407
Fax: (867) 873-7706
E-mail Different contact person for email.
NOVA SCOTIA
Department of Community Services
P.O. Box 696
Halifax, Nova Scotia
B3J 2T7
Phone: (902) 424-2755
Fax: (902) 424-0708
ADSP
Nova Scotia Government Homepage
NUNAVUT
Government of Nunavut,
Box 1000, Station 1036
Iqaluit, Nunavut
X0A 0H0
Phone: (867) 979 7601
Fax: (867) 979 7346
E-mail Nunavut
(I couldn’t find an actual address specifically for Adoption Disclosure, but most other provinces go through Social Services, so I threw it in just in case)
Nunavut Government Homepage
ONTARIO
Provincial Services Branch
24th Floor, 2 Bloor Street West
Toronto, Ontario
M7A 1E9
Phone: (416) 327-4713
Phone: (416) 327-4730 [new number?]
Fax: (416) 327-0573
E-mail
ADR
Ontario Government Homepage
PRINCE EDWARD ISLAND
16 Garfield Street
P.O. Box 2000
Charlottetown, Prince Edward Island
C1A 7N8
Phone:(902) 368-6139
Prince Edward Island Government Homepage
DH&SS
QUEBEC
Service Adoption
1001 Blvd de Maisonneuve Est.
Montreal, Quebec
H2L 4R5
Phone: (514) 695-5251
Quebec Government Homepage
6 Weredale Park
Westmount, PQ
H3Z 1Y6
Telephone: (514) 932-7161
Batshaw
SASKATCHEWAN
Saskatchewan Social Services
11th Floor, 1920 Broad Street
Regina, Saskatchewan
S4P 3V6
Phone: (306) 787-3654
Toll Free: 1-800-667-7539
Fax: (306) 798-0038
Post Adoption Registry
Saskatchewan Government Homepage 
YUKON
Family & Children Services
Health & Social Services
Government of Yukon
P.O. Box 2703
Whitehorse, Yukon
Y1A 2C3
Telephone: (867) 667-3002
Fax: (867) 393-6204
Toll Free (In Yukon) 1-800-661-0408 (ext 3002)
E-mail
Yukon Government Homepage
