| TELEPHONE DIRECTORY | |
| Ansonia Community Action, Inc.: ACA, Inc. After-School Youth Service Bureau | 735-8592 |
| Ansonia Rescue Medical Services (ARMS) | 735-3668 |
| Cemeteries | 736-5900 |
| City Hall: | 736-5980 |
| Assessor | 736-5950 |
| Board of Alderman | 736-5980 |
| Board of Assessment Appeals | 736-5980 |
| Building Inspectors | 736-5960 |
| Conservation Comm. | 736-5980 |
| Economic Development | 736-5930 |
| Economic Development Commission | 736-5931 |
| Fair Housing Officer | 736-5930 |
| Finance | 736-5920 |
| Historic District | 736-5980 |
| Historical Comm. | 736-5980 |
| In/Wetland Comm. | 736-5980 |
| Mayor's Office | 736-5900 |
| Parking Authority | 736-5980 |
| Personnel | 736-5930 |
| Planning & Zoning | 736-5980 |
| Registrar of Voters | 736-5970 |
| School Budgeting Comm. | 736-5980 |
| Tax Collector | 736-5910 |
| Town & City Clerk | 736-5980 |
| Water Pollution Control Authority (WPCA) | 736-5908 |
| Zoning Board of Appeals | 736-5980 |
| Zoning Enforcement Officer | 736-5990 |
| Fire: | |
| Fire Marshall | 734-3525 |
| Fountain Hose Co. No. 1 | 735-1997 |
| Webster Hose Co. No. 3 | 736-5979 |
| Charters Hose Co. No. 4 | 735-1940 |
| Hilltop Hose Co. 5 | 734-8055 |
| Eagle Hose Co. No. 6 | 736-5978 |
| Housing Authority | 736-8888 |
| Library | 734-6275 |
| Nature Center | 736-1053 |
| Nolan Field | 736-5945 |
| Police: | 735-1885 |
| Detective Division | 736-2140 |
| Drug Hotline | 732-3784 |
| Records Division | 736-2454 |
| Probate Court | 734-1277 |
| Public Works: Board of Public Works Buildings & Refuse Engineer Sewage Treatment Plant Streets & Bridges Transfer Station | 736-5945 |
| Recreation | 736-5926 |
| Senior Center: Commission on Aging Senior Center |
736-5933 |