1. There are four ways to get started using this Keokuk County, Iowa ZIP Codes map tool
   
   • In the “Search places” box above the map, type an address, city, etc. and choose the one you want from the auto-complete list
   • Click the map to see the ZIP Code for where you clicked (Monthly Contributors also get Dynamic Maps)
   • To search using GPS coordinates use the “Find lat long” box in the top right above the map*
   • Click the ◉ button in the upper right corner of the map to use your current location. Click the ◉ button again to automatically update your location every 1, 5 or 10 minutes (Monthly Contributors also get an option to update every several seconds, shown as ◉A for Active).**
   ZIP Code boundaries will draw on the map, and the ZIP Code, state name, country name and latitude/longitude for your chosen location will appear above the map
2. Click the “Colorize” button in the lower left corner of the map to color in the ZIP Code areas (especially useful in busy metro areas)
3. Optionally, show ZIP Code labels, US city limits, US townships, and county lines by checking the boxes in the lower left corner of the map. Showing ZIP Code labels is useful to find the supplemental ZIP Codes that are represented by small red circles
4. Subscribe to receive notification of tool updates and usage tips

* You can search using various formats of latitude longitude, including degrees, minutes and seconds; degrees and decimal minutes; or decimal degrees
** The “Locate” button will be more accurate on smartphones and other devices containing a GPS; desktop browsers typically show an approximate location

• To find ZIP Codes within a radius or near a line or shape you draw*:
  
  1. Click the “Selection Tools” button in the lower left corner of the map
  2. – RADIUS SELECT: To find ZIP Codes within a radius, specify the mileage in the “Select map features within x miles of the shapes I draw” box, then use the Point “Add a marker” tool to draw the center point of the radius
     – TOUCHING A LINE OR SHAPE: To find ZIP Codes that touch a line or a shape you draw, use the Line tool or Shape tool to draw the shape, double-clicking when finished
     – WITHIN DISTANCE OF A LINE OR SHAPE: To find ZIP Codes that are within a distance of a line or a shape you draw, first specify the mileage in the “Select map features within x miles of the shapes I draw” box, then use the Line tool or Shape tool to draw the shape, double-clicking when finished
  3. The ZIP Codes and ZIP Code boundaries will be highlighted and listed in a “Results from map” box below the map, where you can copy the selected ZIP Codes for use in a spreadsheet or other document
     – Optionally, keep drawing shapes to select more ZIP Codes
  4. When you are finished selecting ZIP Codes, click the “DONE Selecting” button in the lower left corner of the map

  * ZIP Codes will get selected if any part of the shape you draw falls within the ZIP Code boundary