| Business | Phone |
| Hamilton Environmental Health 35 King St E #300, Hamilton L8N 4A9 | (905) 546-3570 |
| Hamilton Environmental Health 1447 Upper Ottawa St, Hamilton L8W 3J6 | (905) 546-3500 |
| Hamilton Hsr Ticket Ofc 36 Hunter St E, Hamilton L8N 3W8 | (905) 528-4200 |
| Hamilton Central Memorial Rec 93 West Ave S, Hamilton L8N 1S1 | (905) 546-4939 |
| Hamilton Dental Svc 1447 Upper Ottawa St, Hamilton L8W 3J6 | (905) 546-3566 |
| Hamilton Eastwood Arena 111 Burlington St E, Hamilton L8L 8H3 | (905) 546-3152 |
| Hamilton Convention Ctr 1 Summers Lane, Hamilton L8P 4Y2 | (905) 546-3000 |
| Hamilton Dundurn Castle 610 York Blvd, Hamilton L8R 3H1 | (905) 546-2872 |
| Hamilton Income Support Ctr 31 King St E, Hamilton L8N 4K3 | (905) 540-5338 |
| Hamilton Employment Resource 280 Queenston Rd, Hamilton L8K 1H1 | (905) 540-6369 |
| Hamilton Mountain Arena 25 Hester St, Hamilton L9A 2N3 | (905) 546-4938 |
| Hamilton Place Box Office 10 Macnab St S, Hamilton L8P 4Y3 | (905) 546-3050 |
| Hamilton Employment Resource 1550 Upper James St, Hamilton L9B 2L6 | (905) 572-2154 |
| Hamilton Coroner Office 155 King William St, Hamilton L8R 1A7 | (905) 546-3850 |
| Hamilton Parkdale Arena 1770 Main St E, Hamilton L8H 7R5 | (905) 546-4785 |
| Hamilton Employment Resource 31 King St E, Hamilton L8N 4K3 | (905) 540-5208 |
| Hamilton Housing Corp 55 Hess St S, Hamilton L8P 4R8 | (905) 523-8496 |
| Hamilton Utility Svc 330 Wentworth St N, Hamilton L8L 5W2 | (905) 546-4443 |
| Hamilton Scott Park Arena 876 Cannon St E, Hamilton L8L 8H4 | (905) 546-4919 |
| Hamilton Human Resources Ctr 50 Main St E #100, Hamilton L8N 1E9 | (905) 546-4462 |
| Hamilton Convention Svc 1 James St S, Hamilton L8P 4R5 | (905) 546-4222 |
| Hamilton Income Support 280 Queenston Rd, Hamilton L8K 1H1 | (905) 540-5556 |
| Hamilton Provincial Offences 45 Main St E, Hamilton L8N 2B7 | (905) 540-5592 |
| Hamilton Sir Allan Mac Nab Ctr 145 Magnolia Dr, Hamilton L9C 5P4 | (905) 546-2554 |
| Hamilton Main-Hess Senior 191 Main St W #300, Hamilton L8P 4S2 | (905) 546-4964 |
| Hamilton Coronation Arena 81 Macklin N, Hamilton | (905) 546-3109 |
| Hamilton Children's Museum 1072 Main St E, Hamilton L8M 1N6 | (905) 546-4848 |
| Hamilton Dalewood Rec Ctr 1150 Main St W, Hamilton L8S 1C2 | (905) 546-4946 |
| Hamilton Teaching Health Unit 2 King St W, Hamilton L8P 1A1 | (905) 546-3526 |
| Hamilton Child & Adolescent 100 Main St E #220, Hamilton L8N 3W4 | (905) 546-3678 |
| Hamilton Sewar & Water Mctnce 35 King St E, Hamilton L8N 4A9 | (905) 546-4426 |
| Hamilton Inch Park Arena 400 Queensdale Ave E, Hamilton L9A 1L7 | (905) 546-4922 |
| Hamilton Social Svc Dept Red Hill Family Ctr, Hamilton | (905) 546-3084 |
| Hamilton Parking Authority 80 Main St W, Hamilton L8P 1H6 | (905) 540-6000 |
| Hamilton Norman Pinky Lewis 192 Wentworth St N, Hamilton L8L 5V7 | (905) 546-3122 |
| Hamilton International Airport 9300 Airport Rd, Hamilton | (905) 679-8359 |
| Hamilton Sexual Health Ctr 1447 Upper Ottawa St, Hamilton L8W 3J6 | (905) 546-3274 |
| Hamilton New Construction 71 Main St W #300, Hamilton L8P 4Y5 | (905) 540-5467 |
| Hamilton Lawfield Arena 71 Main St W, Hamilton L8P 4Y5 | (905) 546-4923 |
| Hamilton Tourist Information 127 King St E, Hamilton L8N 1B1 | (905) 546-2666 |
| Hamilton Ryerson Rec Ctr 251 Duke St, Hamilton L8P 1Y4 | (905) 546-3111 |
| Hamilton Rosedale Arena 100 Greenhill Ave, Hamilton L8K 6M4 | (905) 546-4805 |
| Hamilton Westmount Rec Ctr 39 Montcalm Dr, Hamilton L9C 4B1 | (905) 546-4932 |
| Hamilton Market 55 York Blvd, Hamilton L8R 3K1 | (905) 546-2096 |
| Hamilton Nursing Svc 25 Main St W #400, Hamilton L8P 1H1 | (905) 546-3550 |
| Hamilton Museum Of Steam-Tech 900 Woodward Ave, Hamilton L8H 7N2 | (905) 546-4797 |
| Hamilton Sir Wilfrid Laurier 60 Albright Rd, Hamilton L8K 5J3 | (905) 546-4853 |
| Huntington Park Recreation Ctr 87 Brentwood Dr, Hamilton L8T 3W4 | (905) 546-4880 |
| Macassa Lodge 701 Upper Sherman Ave, Hamilton L8V 3M7 | (905) 546-2800 |
| Planned Parenthood Society 20 Hughson St S #611, Hamilton L8N 2A1 | (905) 528-3009 |
| Riverdale Recreation Ctr 150 Violet Dr, Hamilton L8E 6B4 | (905) 546-4284 |
| Bennetto Recreation Ctr 450 Hughson St N, Hamilton L8L 4N5 | (905) 546-4944 |
| Sackville Hill Senior's Rec 780 Upper Wentworth St, Hamilton L9A 4V5 | (905) 546-2541 |
| Stoney Creek Sexual Health Svc 60 Centennial Pky N, Hamilton L8E 1H6 | (905) 546-3750 |
| Chedoke Twin-Pad Arena 91 Chedmac Dr, Hamilton L9C 7R5 | (905) 546-2429 |
| Chedoke Golf Clubhouse 563 Aberdeen Ave, Hamilton L8P 2S8 | (905) 546-3116 |
| City Of Hamilton 120 King St W #900, Hamilton L8P 4V2 | (905) 546-2773 |
| Confederation Park Campground 585 Van Wagners Beach Rd, Hamilton L8E 3L8 | (905) 578-1644 |