| Business | Phone |
| East Greenbush Dpw 225 Columbia Tpke, Rensselaer 12144 | (518) 477-2386 |
| East Greenbush Planning Board 225 Columbia Tpke, Rensselaer 12144 | (518) 477-6225 |
| East Greenbush Pumping Sta 71 Barracks Rd, Rensselaer 12144 | (518) 436-9183 |
| East Greenbush Receiver-Taxes 225 Columbia Tpke, Rensselaer 12144 | (518) 477-4810 |
| East Greenbush Sewage Plant 80 Columbia Tpke, Rensselaer 12144 | (518) 465-0172 |
| East Greenbush Sewer & Water 225 Columbia Tpke, Rensselaer 12144 | (518) 477-9367 |
| East Greenbush Supervisor 225 Columbia Tpke, Rensselaer 12144 | (518) 477-4775 |
| East Greenbush Youth Dept 225 Columbia Tpke, Rensselaer 12144 | (518) 477-4194 |
| Hampton Manor Pump Station 209 Pinehurst Ave, Rensselaer 12144 | (518) 436-5781 |
| Healthcare Trustees Of Nys 1 Empire Dr, Rensselaer 12144 | (518) 431-7999 |
| Rensselaer City Purchasing 505 Broadway, Rensselaer 12144 | (518) 462-2251 |
| Rensselaer Corporate Counsel 505 Broadway, Rensselaer 12144 | (518) 462-6606 |
| Rensselaer Maintenance 505 Broadway, Rensselaer 12144 | (518) 462-2849 |