| Business | Phone |
| Storm Engine Co 151 Olivia St, Derby 6418 | (203) 736-1471 |
| Derby Ambulance Svc 125 Water St, Derby 6418 | (203) 735-7811 |
| Derby Fire Dept 57 Derby Ave, Derby 6418 | (203) 736-1476 |
| Derby Fire Dept 74 Cottage St, Derby 6418 | (203) 736-1477 |
| Derby Fire Marshall 35 5th St, Derby 6418 | (203) 736-6976 |
| East End Hose Co Derby Milford Rd, Derby 6418 | (203) 736-1032 |
| Hotchkiss Hose Co 200 David Humphrey Rd, Derby 6418 | (203) 736-1472 |