| Business | Phone |
| Agence Spatiale Canadienne 240 Sparks St, Ottawa K1A 0G6 | (613) 990-6785 |
| Canada National Round Table 344 Slater St #200, Ottawa K1R 7Y3 | (613) 992-7189 |
| Canada International Tax Ofc 2204 Walkley Rd, Ottawa K1G 4G8 | (613) 952-3741 |
| Canada International Des Svc 2204 Walkley Rd, Ottawa K1G 4G8 | (613) 954-1368 |
| Canada Indian Claims Cmsn 427 Laurier Ave W #400, Ottawa K1R 7Y2 | (613) 943-2737 |
| Ontario Travail 1111 Prince Of Wales Dr, Ottawa K2C 3T2 | (613) 946-2800 |
| Indemnisation Des Accidents 300 Sparks St, Ottawa K1R 7S3 | (613) 991-4562 |
| Monnaie Royale Canadienne 320 Sussex Dr, Ottawa K1A 0G8 | (613) 993-3500 |
| Canadian Human Rights Comm 344 Slater St #801, Ottawa K1R 7Y3 | (613) 995-1151 |
| Musee Canadien De La Nature 240 Mcleod, Ottawa K1P 6P4 | (613) 566-4700 |
| Musee National Des Sciences 1867 St Laurent Blvd, Ottawa K1G 5A3 | (613) 991-3044 |
| Musee Des Beaux-Arts Du Canada 380 Sussex Dr, Ottawa K1N 9N4 | (613) 990-1985 |
| National Archives Of Canadada 395 Wellington St, Ottawa K1A 0N3 | (613) 995-5138 |
| Office Of The Ombudsman 100 Metcalfe St #1200, Ottawa K1P 5M1 | (613) 992-0787 |
| Canada National Capital Comm 40 Elgin St, Ottawa K1P 5K6 | (613) 239-5555 |
| Canada Conseil Des Arts 350 Albert St, Ottawa K1R 1A4 | (613) 566-4414 |
| Policy Research Initiative 56 Sparks St #100, Ottawa K1P 5A9 | (613) 947-1956 |
| Portrait Gallery Of Canada 344 Wellington St, Ottawa K1A 0N3 | (613) 995-5575 |
| Programme Francais 325 Rue Dalhousie #800, Ottawa K1N 7G2 | (613) 995-3659 |
| Recrutement Des Forces 66 Slater St, Ottawa K1P 5H1 | (613) 992-3038 |
| Canada Crown Assets Distr Ctr 933 Gladstone Ave, Ottawa K1A 0T4 | (613) 952-0272 |
| Societe Des Ponts Federaux Lte 55 Metcalfe St #1210, Ottawa K1P 6L5 | (613) 993-6880 |
| Canada Deposit Insurance Corp 50 O'Connor St #1700, Ottawa K1P 6L2 | (613) 996-2087 |
| Tribunal De La Concurrence 90 Sparks St #600, Ottawa K1P 5B4 | (613) 957-3172 |
| Ville D'Ottawa Clinique 95 Bayview Rd, Ottawa K1Y 2C5 | (613) 798-8970 |
| Bureau Des Svc Fiscaux 333 Laurier Ave W, Ottawa K1P 1C1 | (613) 598-2338 |
| Consulting & Audit Canada 112 Kent St #B, Ottawa K1P 5P2 | (613) 996-0188 |
| Canada Conseil Des Normes 270 Albert St, Ottawa K1P 5G8 | (613) 238-3222 |
| Canada Corp Commerciale 50 O'Connor St #1100, Ottawa K1P 6L2 | (613) 996-0034 |
| Canada Commission Du Droit 350 Albert St, Ottawa K1R 1A4 | (613) 566-4378 |
| Canada Affaires Etrangeres 125 Prmenade Sussex, Ottawa | (613) 944-4000 |
| Canada Commissioner-Official 344 Slater St, Ottawa K1R 7Y3 | (613) 996-6368 |
| Canada Customs & Revenue 555 Mackenzie Ave, Ottawa K1A 0L5 | (613) 957-9276 |
| Canada Bureau Of Pensions 2323 Riverside Dr, Ottawa K1A 0P5 | (613) 998-8801 |
| Canada Centre De Recherches 250 Albert St, Ottawa K1P 6M1 | (613) 236-6163 |
| Canada Employment Ctr-Students 360 Laurier Ave W #300, Ottawa K1P 5K3 | (613) 993-9911 |
| Canada Commission For Unesco 350 Albert St, Ottawa K1R 1A4 | (613) 566-4325 |
| Canada Finance Dept 140 O'Connor St, Ottawa K2P 2H6 | (613) 992-1573 |
| Canada Diversification-L'Econ 141 Laurier Ave W, Ottawa K1P 5J3 | (613) 952-9378 |
| Canada National Farm Products 344 Slater St #1000, Ottawa K1R 7Y3 | (613) 995-6752 |
| Canada National Film Board 360 Albert St #1560, Ottawa K1A 0M9 | (613) 992-3615 |
| Canada National Defence 101 Colonel By Dr, Ottawa K1A 0K2 | (613) 992-4581 |
| Canada National Parole Board 410 Laurier Ave W, Ottawa K1R 1B7 | (613) 954-7474 |
| Canada Musee De La Guerre 330 Sussex Dr, Ottawa K1A 0M8 | (819) 776-8600 |
| Canada National Research Cncl Montreal Rd, Ottawa | (613) 993-9101 |
| Canada Mortgage & Housing Corp 700 Montreal Rd, Ottawa K1A 0P7 | (613) 748-2000 |
| Canada Supply & Svc 933 Gladstone Ave, Ottawa K1A 0T4 | (613) 997-6363 |
| Canada Sante Renseignements 414 Cooper St, Ottawa K1A 0L4 | (613) 957-2991 |
| Canadian Centre For Management 373 Sussex Dr, Ottawa K1A 0H3 | (613) 995-2263 |
| Canadian Dairy Commission 960 Carling Ave #55, Ottawa K1A 0Z2 | (613) 792-2000 |
| Canadian Forces Grievance 270 Albert St #1100, Ottawa K1P 5G8 | (613) 996-8529 |
| Canadian Judicial Council 112 Kent St, Ottawa K1A 0W8 | (613) 998-5182 |
| Canadian Polar Commission 360 Albert St #1710, Ottawa K1R 7X7 | (613) 943-8605 |
| Commissioner For Federal Judcl 99 Metcalfe St, Ottawa K1P 6L7 | (613) 995-5140 |
| Construction-Defense Canada 112 Kent St, Ottawa K1P 5P2 | (613) 998-4500 |