Name | ZIP | City
|
| Alfred Univ. Stull Observatory 0 Alfred, NY us |
| Algonquin Radio Observatory 0 Whitney, Ontario ca |
| Allegheny Observatory 15214 Pittsburgh, PA us |
| Ann Arbor 0 us |
| Apollo Observatory 0 Dayton, OH us |
| Arcturus Observatory 0 Whiting, NJ us |
| Area 31 Research Facility 0 Shelburne, Ontario ca |
| Assonet 0 us |
| Astronaut Memorial Planetarium and Observatory 0 Cocoa, FL us |
| Astrophysical Observatory at the College of Staten 10314 Staten Island, NY us |
| Ayer Observatory 0 Milton, MA us |
| Baldwin Observatory 0 Grand Rapids, MI us |
| Ball State University Observatory 0 Muncie, IN us |
| BCC Observatory 0 Cocoa, FL us |
| Beaver Meadow Observatory 0 Java Center, NY us |
| Belen Coll. Observatory Havane cu |
| Big Woodchuck Weekend Solar Observatory 0 Pittsburgh us |
| Bishop Planetarium & Observatory 0 Bradenton, FL us |
| Boelcke Observatory 0 Northeast, PA us |
| Boltwood Observatory, Stittsville 0 ca |
| Bowman Observatory 0 Greenwich, CT us |
| Boyeros Observatory, Havana 0 cu |
| Bradley Observatory 0 Decatur, Georgia us |
| Bradley Observatory 0 Decatur, GA us |
| Brooks Observatory 0 Toledo, OH us |
| Brooks Observatory 48859 Mt. Pleasant, MI us |
| Bruce Johnston 0 Flint, MI us |
| Buhl Planetarium & Observatory 0 Pittsburgh, PA us |
| Burlington 0 Burlington, NJ us |
| Burlington remote site 0 Burlington us |
| C. E. K. Mees Observatory 0 Rochester, NY us |
| Cahall Observatory 0 Braintree, MA us |
| Carbuncle Hill Observatory 0 Greene, RI us |
| Catholic University Observatory 0 Washington, DC us |
| CCFR 0 Irvington, NY us |
| Charles E. Daniel Observatory 0 Greenville, SC us |
| Charles S. Morris Observatory 0 North Manchester, IN us |
| Cincinnati Observatory Center 45208 Cincinnati, OH us |
| Clark Lake Radio Observatory 0 Clark Lake us |
| Cleveland State Community College Observatory 0 Cleveland, TN us |
| Collins Observatory, Corning Community College 0 us |
| Community College of Rhode Island Observatory 0 Warwick, RI us |
| CopperHead Ridge Observatory 0 Winston-Salem, NC us |
| Craven E. Williams Observatory 0 Boiling Springs, NC us |
| Crescent Moon Observatory 0 Columbus, IN us |
| Custer Institute Observatory 0 Southold, NY us |
| Darling Hill Observatory 0 Marcellus NY us |
| David Dunlap Observatory 0 Richmond Hill ca |
| David J. Raden Observatory 0 Tampa, FL us |
| Dayton 0 us |
| Dearborn Observatory 60208 Evanston, IL us |
| Dearborn Observatory 60208 Evanston, IL us |
| Deer Meadow Observatory 0 Winston-Salem, NC us |
| Dominion Observatory 0 Ottawa ca |
| Donn Starkey 0 Auburn, IN us |
| Doyan Rose Observatory 0 Indianapolis, IN us |
| Dr. Phillips CineDome 0 Orlando, FL us |
| Drum Hill Station 0 Chelmsford, MA us |
| Dudley Observatory 0 us |
| Eastern College Observatory and Planetarium 0 St. Davids, PA us |
| Edinboro University of Pennsylvania Observatory 0 Edinboro, PA us |
| Edward Naylor Observatory 0 Lewisberry PA us |
| Eileen Collins Observatory 0 Corning, NY us |
| Emmy Observatory 0 New Paltz, NY us |
| Etters 0 us |
| F. M. U. Observatory 0 Florence, SC us |
| Fitchburg 0 us |
| Five College Radio Astronomy Observaory 0 Amherst, MA us |
| Five College Radio Astronomy Observatory (FCRAO) 0 New Salem, MA us |
| Fleenor Observatory 0 Knoxville, Tennessee us |
| Flint 0 us |
| Flower and Cook Observatory 0 Philadelphia, PA us |
| Foggy Bottom, Hamilton 13346 Hamilton, NY us |
| Ford Observatory 0 Ithaca, NY us |
| Four Winds Observatory 0 Lake Leelanau, MI us |
| Fox Observatory 0 Fort Lauderdale, FL us |
| Fox Observatory 0 Potterville, MI us |
| Fox Park Public Observatory 0 Potterville, MI us |
| Frosty Drew Observatory 0 Charlestown, RI us |
| Fuertes Observatory 0 Ithaca, NY us |
| Furnace Brook Observatory 0 Craston, RI us |
| Gemeaux Observatory 0 Lawal ca |
| George Learn Observatory 0 East Stroudsburg, PA us |
| Gettysburg College Observatory 0 us |
| Goethe Link Observatory, Brooklyn 47405 Bloomington, IN us |
| Granville 0 us |
| Green Bank 0 us |
| Green Bank 20m Telescope 0 Green Bank, WV us |
| Green Bank 40 ft Telescope 0 Green Bank, WV us |
| Green Bank 43m Telescope 0 Green Bank, WV us |
| Green Bank Interferometer 0 Green Bank, WV us |
| Green Mountain Observatory 0 Williston, VT us |
| Hard Labor Creek Observatory 0 Atlanta, GA us |
| Harvard Observatory 0 Arequipa pe |
| Harvard Observatory 0 Cambridge, MA us |
| Haystack Observatory 1886 Westford, MA us |
| Henry C. Gibson Observatory 0 West Palm Beach, FL us |
| High Point 0 us |
| Hill 0 Fort Lauderdale, FL us |
| Hopkins Observatory 0 Williamstown, MA us |
| Hornback-Stuart Observatory 0 Indianapolis, IN us |
| Hudson 0 us |
| Illinois Wesleyan Univ. Observatory 0 Bloomington, IL us |
| Irvine-Michigan-Brookhaven (IMB), Nucleon Decay 0 Cleveland, Ohio us |
| J. I. Holcomb Observatory and Planetarium 0 Indianapolis, IN us |
| James and Barbara Moore Observatory 0 Punta Gorda, FL us |
| James C. Veen Observatory 0 Lowell, MI us |
| Jicamarca Radio Observatory. 0 Lima pe |
| John C. Hook Memorial Observatory 0 Terre Haute, IN us |
| John J. McCarthy Observatory 06776 New Milford, CT us |
| John W. H. Simpson Observatory 0 Princeton, NJ us |
| Joseph H. Rogers Observatory 0 Traverse City, MI us |
| Juan Herrero 0 Hull, QC ca |
| Judson Boardman Coit Memorial Observatory 0 Boston, MA us |
| Jupiter 0 us |
| KAC Observatory 0 Parsonsburg, MA us |
| Keeble Observatory 0 Ashland, VA us |
| Ken Odaisky Memorial Observatory 0 Sudbury ca |
| Keystone College Observatory 0 La Plume, PA us |
| King City 0 ca |
| Kutztown University Observatory 0 Kutztown, PA us |
| La Paz Observatory Coll. San Calixto bo |
| Lake Clear 0 us |
| Leander McCormick Observatory 22903 Charlottesville, VA us |
| Litchfield Observatory 0 Clinton. NY us |
| Lookum Observatory 0 Munising, MI us |
| Lucile Miller Observatory 0 Maiden, NC us |
| Lunar Cafe Observatory 0 us |
| Maple Ridge Observatory 0 Cambray, Ontario ca |
| Maria Mitchell Observatory 2554 Nantucket, MA us |
| Martin Observatory 0 Blacksburg, VI us |
| Martz Observatory 0 Jamestown, NY us |
| Maryland Space Grant Consortium Observatory 0 Baltimore, MD us |
| Maynard F. Jordan Planetarium and Observatory 0 Orono, ME us |
| McKim Observatory 0 Greencastle, IN us |
| McMillin Observatory 0 Columbus, OH us |
| Melton Memorial Observatory 0 Columbia, SC us |
| Michigan State University Observatory 48824 East Lansing, MI us |
| Middlebury 0 us |
| Millstone Hill Observatory (MHO) 0 Millstone Hill us |
| Mini 1.2 Meter Radio Telescope 2138 Cambridge, MA us |
| MIT Haystack Observatory 0 Westford, MA us |
| Mont Megantic 0 ca |
| Moonedge Observatory 0 Northport, NY us |
| Morehead Astrophysical Observatory 40351 Morehead, KY us |
| Mount Belleview Observatory 0 us |
| Mount Cuba Observatory 0 Wilmington, PA us |
| Mount Stony Brook Observatory 0 Stony Brook, NY us |
| Nation River Observatory 0 Ottawa, Ontario ca |
| National Observatory of Bortolome Bogota co |
| National Radio Astronomy Observatory 0 Green Bank, WV us |
| New Bullpen Observatory 0 Alpharetta, GA us |
| North Georgia Astronomical Observatory 0 Dahlonega, GA us |
| North Scituate 0 us |
| Northern Cross Observatory 0 Boon, MI us |
| Northwood Ridge Observatory 0 us |
| Northwood Ridge Observatory 0 us |
| Northwood Ridge Observatory 03261 Northwood us |
| Norton Observatory 0 Worcester, MA us |
| Oak Ridge Observatory 0 us |
| Oakley Observatory 0 Terre Haute, IN us |
| Oakwood 0 us |
| Oatland Island Education Center Observatory 0 Savannah, GA us |
| Observatoire Astronomique de Laval 0 Laval ca |
| Observatoire Astronomique du Mont M?gantic 0 Notre-Dame-des-Bois ca |
| Observatoire de Soci?t? Astronomique de Dolbeau 0 Qu?bec ca |
| Observatoire du Cegep de Trois-Rivieres 0 ca |
| Observatoire Mirabilis 0 ca |
| Ohio State University Radio Observatory 0 Delaware, OH us |
| Oil Region Astronomical Observatory 0 Franklin, Pensylv us |
| Olin Observatory 0 New London, CT us |
| Olivet College Planetarium and Observatory 0 Olivet, MI us |
| Optec Observatory 0 us |
| OrbitJet Observatory 0 Colden, NY us |
| Paul Robinson Observatory 0 High Bridge, NJ us |
| Paul Robinson Observatory, NJAA 0 High Bridge, NJ us |
| Peach Mountain Radio Observatory 0 us |
| Perkins Observatory 43015 Delaware, OH us |
| Plessissville 0 ca |
| Princeton University Observatory 8544 Princeton, NJ us |
| Puckett Observatory 30540 Ellijay us |
| Quito 0 ec |
| Quito, comet astrograph station 0 ec |
| Radio Solar Telescope Network 0 South Hamilton, MA us |
| Rand Observatory 0 us |
| Remick Memorial Observatory 0 Lockport, NY us |
| Reynolds Observatory, Potsdam 13699 Potsdam us |
| Rifle Camp Park Observatory 0 Paterson, NJ us |
| RIT Observatory, Rochester 0 us |
| Rixeyville 0 us |
| Roane State Community College Tamke-Allan Obs. 37748 Harriman, TN us |
| Roane State Tamke-Allen Observatory 0 Harriman, TN us |
| Roberts Observatory 0 Berea, KY us |
| Robinson Observatory 0 Orlando, FL us |
| Robosky 0 Orangeville, ON ca |
| Rolnick Observatory 0 Westport, CT us |
| Rose-Hulman Observatory 0 Terre Haute, IN us |
| Rosemary Hill Observatory, University of Florida 0 us |
| Rutherford 0 us |
| S. B. P. Observatory 0 Cedarville, OH us |
| Saint-Felicien 0 ca |
| Sayre Observatory 0 South Bethlehem, PA us |
| Schoonover Observatory 45801 Lima us |
| Science North Solar Observatory 0 Sudbury ca |
| Seagrave Memorial Observatory 0 North Scituate, RI us |
| Shannon Davenports Astronomy Page 0 VT us |
| Shattuck Observatory 0 Hanover, NH us |
| Sherzer Observatory 0 Ypsilanti, MI us |
| Smith River Observatory 0 Danbury, NH us |
| Smithonian Astrophysical Observatory 0 Cambridge, MA us |
| Solway Observatory 0 Knoxville, TN us |
| Springfield Science Museum Observatory 0 Springfield, MA us |
| Sproul Observatory 0 Swarthmore, PA us |
| St. Augustine High School Observatory 0 St. Augustine, FL us |
| St. John*s College Observatory 0 Annapolis, MD us |
| St. Vincent College Observatory and Planetarium 0 Latrobe, PA us |
| Stamford Museum Observatory 6903 Stamford, CT us |
| Starlight Observatory 0 Assonet, MA us |
| Steve Stefanik 0 Manchester, NH us |
| Stockton College Observatory 0 Pomona, NY us |
| Stokesville Observatory and Museum 0 Verona, VA us |
| Strickler Planetarium & Observatory 0 Kankakee, IL us |
| Stull Observatory, Alfred University 0 us |
| Sudbury 0 us |
| Sudbury Neutrino Observatory (SNO) 0 Lively, Ontario ca |
| Superfluid Helium Target (HERON) 0 Providence, RI us |
| Swasey Observatory 0 Granville, OH us |
| Tar River Astronomy Club 0 Plaistow NH us |
| Tarija 0 bo |
| Tarp Domed Observatory 0 Peterborough, ON ca |
| Taunton 0 us |
| The Bradstreet Observatory 0 St. Davids, PA us |
| The Stephens Observatory 0 Hiram, OH us |
| Three College Observatory 0 Greensboro, NC us |
| Toby Point Observatory 0 Narragansett, RI us |
| Toby Point Observatory 02882 Narragansett, RI us |
| Toby Point Observatory 02882- Narragansett, RI us |
| Toronto 0 ca |
| U. S. Naval Academy Observatory 0 Annapolis, MD us |
| U.S. Naval Academy 0 Michelson, MD us |
| U.S. Naval Observatory 20392 Washington, DC us |
| Underwood Observatory 0 Hubbardston, MA us |
| University of Florida Radio Observatory (UFRO) 0 Gainesville, FL us |
| University of Florida Teaching Observatory 0 Gainesville, FL us |
| University of Georgia Observatory 0 Athens, GA us |
| University of Indianapolis Radio Observatory 46227 Indianapolis, IN us |
| University of Maryland Observatory 0 College Park, MD us |
| University of New Hampshire Observatory 0 Durham, NH us |
| University of Pennsylvania Observatory 0 Philadelphia, PA us |
| University of Rhode Island 0 Quonochontaug, RI us |
| University of Western Ontario Observatory 0 London ca |
| UTC Clarence T. Jones Observatory 0 Chattanooga, TN us |
| Val-des-Bois 0 ca |
| Valdosta State University Observatory 0 Valdosta, GA us |
| Van Vleck Observatory 6459 Middletown, CT us |
| Vassar College Observatory 0 Poughkeepsie, NY us |
| Very Long Baseline Array (VLBA) 0 Saint Croix, VI us |
| Very Long Baseline Array (VLBA) 0 Hancock, NH us |
| Villanova University Observatory 0 Villanova, PA us |
| Wallace Astrophysical Observatory 0 Cambridge, MA us |
| Wallace Observatory 0 Westford, MA us |
| Warner and Swasey Nassau Station 0 Chardon, OH us |
| Warner and Swasey Observatory 44106 Cleveland, OH us |
| Warren Rupp Observatory 0 Mansfield, OH us |
| Watson-King Planetarium-Observatory 0 Baltimore, MD us |
| Weitkamp Observatory 0 Westerville, OH us |
| Western Connecticut State University Observatory 0 Danbury, CT us |
| Wheaton College Observatory 0 Norton, MA us |
| Whitin Observatory 0 Wellesley, MA us |
| William Bucknell University Observatory 0 Lewisburg, PA us |
| William Miller Sperry Observatory 0 Cranford, NJ us |
| Willow Creek Observatory 0 Canton, MI us |
| Winchester 0 us |
| Winfree Observatory 0 Lynchburg, VA us |
| Woodside Observatory and Planetarium 0 Wenham, MA us |
| Wyrick Observatory 0 Haymarket us |
| Yale Observatory 0 New Haven us |
| Yale Observatory 0 Bethany us |
| York University Astronomical Observatory 0 North York ca |
| Zephyrhills 0 us |
