Contact Us


As COVID-19 continues to impact communities across Ontario, we continue to be available to take your calls and assist you online. Our offices are open to the public by appointment only. To arrange an appointment, please contact us.

Customer Contact Centre

For customer service please contact us at:

Toll Free 1 866 296-6722
TTY 1 877 889-6722

Monday to Friday – 8 a.m. to 5 p.m. EST

Please have your 19-digit roll number available when you contact us. Your Roll number can be found on your Property Assessment Notice.

Our Customer Contact Specialists are available to provide you with information pertaining to your property, and we look forward to assisting you. MPAC will not tolerate communication that is intimidating, aggressive, or discriminatory. We are here to serve you and appreciate your cooperation.


online form


1340 Pickering Parkway, Suite 101
Pickering ON  L1V 0C4

Head Office

1340 Pickering Parkway, Suite 101
Pickering ON  L1V 0C4

If you have accessibility needs, please let our representatives know how we can best accommodate you.


Kenora Assessment Office

621, prom. Lakeview Unité #6
Kenora, (Ontario)  P9N 3P6

Dryden Assessment Office

40, av. Earl
Dryden (Ontario) P8N 1X5

Fort Frances Assessment Office

281, rue Second E Unité C
Fort Frances (Ontario) P9A 1M7

Thunder Bay Assessment Office

1001, rue William
C.P. 10578 Station P
Thunder Bay (Ontario) P7B 6T9

Sault Ste. Marie Assessment Office

428 Pim Street
Sault Ste. Marie (Ontario) P6B 2V1

Timmins Assessment Office

11, rue Rea N
Timmins (Ontario) P4N 4Z5

Sudbury Assessment Office

1730, rue Regent, bureau 1
Sudbury (Ontario) P3E 3Z8

North Bay Assessment Office

1500, rue Fisher bureau 205
North Bay (Ontario) P1B 2H3

Muskoka-Parry Sound Assessment Office

1100A, rue Muskoka S bureau 2
Gravenhurst (Ontario) P1P 1K9


Pembroke Assessment Office

1100, rue Pembroke Est,
Unité 324
Pembroke (Ontario) K8A 6Y7

Ottawa Assessment Office

1420, pl. Blair Towers bureau 800
Ottawa, (Ontario) K1J 9L8

Cornwall Assessment Office

705, rue Cotton Mill bureau 112
Cornwall, (Ontario) K6H 7K7

Brockville Assessment Office

108, ch. Waltham bureau A,
C.P. 280
Brockville (Ontario) K6V 5V5

Kingston Assessment Office

644, av. Dalton
Kingston (Ontario) K7M 8N7

Trenton Assessment Office

17468 Hwy-2
Trenton (Ontario) K8V 0N7

Central North East

Barrie Assessment Office

65, prom. Cedar Pointe bureau 800
Barrie (Ontario) L4N 5R7

Peterborough Assessment Office

1477, rue Lansdowne W
Peterborough (Ontario) K9J 7M3

Durham Assessment Office

1340, prom. Pickering, bureau 101
Pickering (Ontario) L1V 0C4

Richmond Hill Assessment Office

100, prom. Via Renzo bureau 302
Richmond Hill (Ontario) L4S 0B8

City of Toronto

Toronto Assessment Office

5775, rue Yonge bureau 1500
Toronto (Ontario) M2M 4J1


Kitchener Assessment Office

4271, rue King E, bureau 100
Kitchener (Ontario) N2P 2E9

London Assessment Office

Centre d’achat Westmount
étage supérieur, bureau 252
785, rue Wonderland Sud
London (Ontario) N6K 1M6

Windsor-Essex Assessment Office

1695, rue Manning bureau 195
Tecumseh (Ontario) N8N 0H5

Sarnia Assessment Office

1401, av. Michigan bureau 1
Sarnia, (Ontario) N7S 0B1

Owen Sound Assessment Office

945 3rd, av. E, bureau 212
Owen Sound (Ontario) N4K 2K8

Golden Horseshoe

Mississauga Assessment Office

6745, av. Century bureau 1
Mississauga (Ontario) L5N 8C9

Hamilton Assessment Office

659, rue. Upper James bureau 201
Hamilton (Ontario) L9C 5R8