| Business | Phone |
| Canada Heritage Parks Glen Miller Rd, Trenton K8V 5P8 | (613) 392-5261 |
| Canada Park Svc Rr 3 Stn Main, Trenton K8V 5P6 | (613) 392-8160 |
| Canada Employment Ctr 50 Dundas St W, Trenton K8V 6R5 | (613) 392-6531 |
| Canada Customs 70 Front St, Trenton K8V 4N4 | (613) 392-5423 |
| Canada Park Svc 34 Main, Trenton | (613) 398-6495 |
| Canada Members Of Parliament 29 Quinte St, Trenton K8V 3S7 | (613) 392-3382 |