| Business | Phone |
| Lancaster Dog Officer 1056 Main St, Lancaster 1523 | (978) 368-1380 |
| Lancaster Historical Commsn 695 Main St, Lancaster 1523 | (978) 368-1162 |
| Lancaster Planning Dept 695 Main St, Lancaster 1523 | (978) 368-4007 |
| Lancaster Senior Citizen Trans 695 Main St, Lancaster 1523 | (978) 365-3837 |
| Lancaster Town Accountant 695 Main St, Lancaster 1523 | (978) 365-0161 |
| Lancaster Town Bldg Inspector 695 Main St, Lancaster 1523 | (978) 368-4010 |
| Lancaster Town Communications 1053 Main St, Lancaster 1523 | (978) 368-1380 |
| Lancaster Town Disability Comm 210 Mill St, Lancaster 1523 | (978) 368-3326 |
| Lancaster Town Disability Comm 695 Main St, Lancaster 1523 | (978) 368-3326 |
| Lancaster Town Health Board 695 Main St, Lancaster 1523 | (978) 368-4000 |
| Lancaster Town Voter Rgstrtn 695 Main St, Lancaster 1523 | (978) 368-2542 |
| Lancaster Voter Registration 695 Main St, Lancaster 1523 | (978) 365-2542 |
| Board Of Selectmen 695 Main St, Lancaster 1523 | (978) 365-3326 |
| Cemetery Dept 392 Mill Street Ext, Lancaster 1523 | (978) 368-1528 |
| City Accountant 695 Main St, Lancaster 1523 | (978) 368-0161 |