| Assessment Office | 724-430-1350 |
| Berkheimer Associates | 610-588-0965 |
| Building Codes | 724-430-4864 |
| Central Tax Bureau of Pennsylvania, Inc. | 1-800-511-4821 |
| Clerk of Courts | 724-430-1253 |
| County Commissioners | 724-430-1200 |
| County Controller | 724-430-1217 |
| County Treasurer | 724-430-1256 |
| Department of Environmental Protection | 724-439-7430 |
| District Attorney | 724-430-1245 |
| District Magistrate Richard Kasunic II |
724-736-0570 |
| Election Bureau | 724-430-1289 |
| Emergency Management Agency | 724-430-1200 |
| Fayette County Planning, Zoning & Community Development | 724-430-1210 |
| Fayette County Tax Claim Bureau | 724-430-1238 |
| Humane Society of Fayette County | 724-439-7320 |
| Internal Revenue Service | 1-80-829-1040 |
| PennDOT State Road Repair | 1-800-349-7623 |
| Prothonotary | 724-430-1272 |
| Recorder of Deeds | 724-430-1238 |
| Register of Wills | 724-430-1206 |
| Southwest Regional Tax Bureau | 724-887-5320 |
| Upper Tyrone Township Municipal Building | 724-887-4359 |
| Uniform Construction Code Office | 724-430-4864 |
| United States Postal Service | 1-800-ASKUSPS (1-800-275-8777) |
| Hospitals | |
| Frick Hospital & Community Health Center | 724-547-1500 |
| Highlands Hospital | 724-628-1500 |
| Utilities | |
| Allegheny Power | 1-800-255-3443 |
| Columbia Gas of PA | 1-888-460-4332 |
| Municipal Authority of Westmoreland County | 724-755-5800 |
| North Fayette Municipal Authority | 724-626-1211 |
| Emergency | 724-628-5710 |
| (Call Upper Tyrone Township Municipal Building for Code Enforcement (724-887-4359) | |
| Refuse | |
| Fayette Waste LLC | 724-430-0100 |
| Sewage Enforcement Officers | |
| K2 Engineering (Primary) | 724-439-3440 |
| Morris Knowles & Assoc. (Alternate) | 724-468-4622 |
Telephone Directory