| Hampden County | County Fire | 42.10366 | -72.60635 | 25 |
| Hampden County | County Police | 42.14186 | -72.59039 | 25 |
| Hampden County | Sheriffs Correctional Facilities | 42.24186 | -72.64804 | 30 |
| Hampden County | Countywide Medical | 42.12066 | -72.60289 | 25 |
| Regional Systems | New Braintree Regional Dispatch | 42.10403 | -72.1996 | 6 |
| Municipalities | Agawam | 42.06954 | -72.61481 | 5 |
| Municipalities | Blandford | 42.18118 | -72.9288 | 4 |
| Municipalities | Brimfield | 42.13025 | -72.20748 | 4.3 |
| Municipalities | Chester | 42.30009 | -72.94954 | 15 |
| Municipalities | Chicopee | 42.1487 | -72.60787 | 3 |
| Municipalities | East Longmeadow | 42.06454 | -72.51259 | 4 |
| Municipalities | Granville | 42.06676 | -72.86149 | 6 |
| Municipalities | Hampden | 42.06398 | -72.41342 | 4 |
| Municipalities | Holland | 42.06077 | -72.16484 | 2.7 |
| Municipalities | Holyoke | 42.20426 | -72.6162 | 4 |
| Municipalities | Longmeadow | 42.0501 | -72.58287 | 3 |
| Municipalities | Ludlow | 42.16009 | -72.47592 | 4 |
| Municipalities | Monson | 42.10426 | -72.31897 | 5 |
| Municipalities | Palmer | 42.15843 | -72.32869 | 4 |
| Municipalities | Russell | 42.19203 | -72.85962 | 7 |
| Municipalities | Southwick | 42.05482 | -72.77037 | 5 |
| Municipalities | Springfield | 42.10148 | -72.58981 | 4 |
| Municipalities | Three Rivers | 42.1812 | -72.36064 | 3 |
| Municipalities | Tolland | 42.09527 | -73.06235 | 25 |
| Municipalities | Wales | 42.06162 | -72.23177 | 2.9 |
| Municipalities | West Springfield | 42.10704 | -72.62037 | 3 |
| Municipalities | Westfield | 42.12509 | -72.74954 | 5 |
| Municipalities | Wilbraham | 42.12371 | -72.43147 | 5 |
| Education | American International College (AIC) | 42.11262 | -72.5578 | 10 |
| Education | Holyoke Community College | 42.19462 | -72.65192 | 1 |
| Education | Springfield College | 42.10316 | -72.55744 | 25 |
| Education | Springfield Technical Community College | 42.10889 | -72.57864 | 25 |
| Education | Western New England University | 42.11513 | -72.51959 | 15 |
| Education | Westfield State University | 42.13206 | -72.79751 | 25 |
| Hospitals | Baystate Medical Center | 42.12125 | -72.60336 | 1 |
| Hospitals | Holyoke Medical Center | 42.2005 | -72.628 | 1 |
| Hospitals | Mercy Medical Center | 42.11628 | -72.59337 | 1 |
| Hampden County Amateur Radio | Repeaters | 42.24186 | -72.64804 | 30 |
