| Services | Provider | Contact Number | Website |
| Police | Nunn Police Dept. | 970.897.2561 | https://townofnunn.colorado.gov |
| Fire | Nunn Volunteer Fire Dept. | 970.897.2329 | https://townofnunn.colorado.gov |
| Library | Northern Plains Public Library (Ault) | 970.834.1259 | |
| Ambulance | Weld County | 970.353.5700 | |
| Water/Trash | Town of Nunn | 970.897.2385 | https://townofnunn.colorado.gov |
| Natural Gas | Atmos Energy | 888.286.6700 | www.atmosenergy.com |
| Electricity | Xcel Energy | 800.895.4999 | https://co.my.xcelenergy.com |
| Phone/Internet | Nunn Telephone Company | 970.897.2200 | https://nunntel.com |
| Public Facility | Location | Maintained by | Contact |
| Town Hall/Community Center | 2nd and Lincoln | Town of Nunn | 970.897.2385 |
| Mountain View Cemetery | Hwy 85 and WCR 29.5 | Town of Nunn | 970.897.2385 |
| Senior Center | 755 3rd St. | Area Agency on Aging & Nunn Seniors | 970.897.2459 |
| Northern Drylanders Museum | 775 3rd St. | High Plains Historical Society | 970.590.2301 |
| Nunn Park | 3rd and Lincoln | Town of Nunn | 970.897.2385 |
| Willard Park | 4th and Cleveland | Town of Nunn | 970.897.2385 |
| Nunn Volunteer Fire Department | 5th and Logan | Nunn Fire District | 970.897.2329 |