AccuWeather: Hartley, IA
- Fifteen-day weather forecast, wind chill or heat index, National Weather Service forecast for the surrounding area.
- http://www.accuweather.com/forecast.asp?zipcode=51346&partner=

MJ Stables
- Raising Appaloosa and Quarterhorses, and occasionally offering AKC Australian Shephard puppies. Includes photographs and sales list.
- http://mjstables.com/

Wikipedia: Hartley, Iowa
- Encyclopedia article covers geography and demographics of this city in O'Brien County.
- http://en.wikipedia.org/wiki/Hartley,_Iowa

City-Data.com: Hartley, Iowa
- Profiles housing, population demographics, jobs, weather and climate tables. Contains a list of area hospitals, schools, airports, radio and TV broadcast stations, charts and maps.
- http://www.city-data.com/city/Hartley-Iowa.html

Hartley-Melvin-Sanborn Community School District
- Serves students in grades K-12. Includes annual progress report, financial information, staff directory, classroom news and links to the buildings.
- http://www.hartley-ms.k12.ia.us/

Lambert Fechter Municipal Airport - 0Y4
- Aeronautical information, including location, operations, communications, runways, instrument procedures, radio frequencies and services, provided by AirNav.
- http://www.airnav.com/airport/0Y4

Hartley Local News: Topix
- Local, regional, and statewide news collected from diverse sources on the web.
- http://www.topix.com/city/hartley-ia

MA-RO-SH Arabians
- Standing stallions at stud. Includes a sales list, news, photographs and links.
- http://www.marosharabians.com/

Time Out Bed and Breakfast Inn
- Offering four rooms, with amenities, in mission style prairie bungalow built in 1927. Includes rates, photos, policies, and location.
- http://www.nwiowabb.com/timeout.htm

Hartley City Map
- Closeup view of the city of Hartley. Interactive street map.
- http://www.mapquest.com/maps/map.adp?city=Hartley&state=IA&zoom=7

Hartley Area Map
- Shows where Hartley is in relation to Sheldon, Spencer, and surrounding communities.
- http://tiger.census.gov/cgi-bin/mapsurfer?infact=2&outfact=2&act=move&on=CITIES&on=indian&on=majroads&on=miscell&on=places&on=interstate&on=statehwy&on=ushwy&tlevel=-&tvar=-&tmeth=i&mlat=43.17934&

Weather Underground: Hartley, Iowa, Forecast
- Active advisories, if any. Current conditions, forecast, local radar and satellite.
- http://www.wunderground.com/US/IA/Hartley.html

City of Hartley, Iowa
- Official web site of city government. A welcome from the mayor, directory of city offices, upcoming events, recreational facilities, information on municipal utilities.
- http://www.hartleyiowa.com/