| Business | Phone |
| E John Gare Parking Garage 85 Hampton Ave, Northampton 1060 | (413) 587-1099 |
| Northampton Aquatic Ctr 100 Bridge St, Northampton 1060 | (413) 587-1046 |
| Northampton Arts Council 240 Main St # 2, Northampton 1060 | (413) 587-1269 |
| Northampton Building Inspector 212 Main St # 100, Northampton 1060 | (413) 587-1240 |
| Northampton Central Svc Dept 240 Main St # 3, Northampton 1060 | (413) 587-1238 |
| Northampton City Council 210 Main St, Northampton 1060 | (413) 587-1210 |
| Northampton Collector Office 212 Main St # 305, Northampton 1060 | (413) 587-1293 |
| Northampton Engineering 125 Locust St, Northampton 1060 | (413) 587-1574 |
| Northampton Human Resources 240 Main St # 2, Northampton 1060 | (413) 587-1258 |
| Northampton Mis Dept 212 Main St # 102, Northampton 1060 | (413) 587-1235 |
| Northampton Parking Clerk 212 Main St, Northampton 1060 | (413) 587-1025 |
| Northampton Planning Dept 210 Main St, Northampton 1060 | (413) 587-1266 |
| Northampton Registrar Of Voter 210 Main St # 8, Northampton 1060 | (413) 587-1290 |
| Northampton Retirement Dept 210 Main St # 3, Northampton 1060 | (413) 587-1211 |
| Northampton Treatment Plan 33 Hockanum Rd, Northampton 1060 | (413) 587-1091 |
| Northampton Veterans' Svc Dept 240 Main St # 4, Northampton 1060 | (413) 587-1299 |
| Northampton Water Div Shop 237 Prospect St, Northampton 1060 | (413) 587-1098 |