| Business | Phone |
| Police Dept 15 Washington St, Westfield 1085 | (413) 572-6300 |
| Police Dept Chief 15 Washington St, Westfield 1085 | (413) 562-2133 |
| Police Dept-Detective Bureau 15 Washington St, Westfield 1085 | (413) 572-6400 |
| Police Dept-Traffic Bureau 15 Washington St, Westfield 1085 | (413) 562-4597 |
| Westfield Police Dept 126 Union St, Westfield 1085 | (413) 562-2442 |
| Westfield Police Dept 15 Washington St, Westfield 1085 | (413) 562-5411 |
| Westfield Police Dept 306 Elm St, Westfield 1085 | (413) 568-7312 |
| Westfield Police Dept 59 Court St, Westfield 1085 | (413) 564-3100 |