| Illinois Mutual UFO Network: The official web site for the Illinois chapter. |
| Massachusetts MUFON: The Massachusetts Chapter of the Mutual UFO Network, dedicated to the scientific study the UFO phenomenon and investigation of UFO sightings in Massachusetts. |
| MUFON of Indiana: The official website of the State Director of the Indiana Chapter of the Mutual UFO Network. |
| MUFON of North Texas: Official news from chapter of international scientific organization composed of people seriously interested in studying and researching the phenomenon known as unidentified flying objects. |
| Mutual UFO Network: Mufon's mission is the systematic collection and analysis of UFO data, with the ultimate goal of learning the origin and nature of the UFO phenomenon. Report UFO sightings. |
| Mutual UFO Network: Colorado USA: Colorado chapter of MUFON. |
| New Hampshire Mufon: New Hampshire Mutual UFO Society: Find information on UFO Research, UFO sightings, UFO events and other related topics. |
| Unofficial MUFON-NE: An informational site for Nebraska members of the international organization: MUFON. |
Classical
