Mr. Davidoff's response is spot on. The general relationship is the greater the number of allowances you claim, the less tax withheld. Ideally you want the amount withheld to be as close as possible to your actual tax liability. If you withhold too little, you must pay, and in some cases, would incur a penalty.
For the county in southeastern Missouri, see Butler County, Missouri. Butler is a city in Bates County, Missouri, United States. The population was 4,219 at the 2010 census. The county seat of Bates County, the city is named for William Orlando Butler, a noted American military and political figure of the early and mid-19th century. It is located approximately fifty miles south of Kansas City, Missouri on U.S. Route 71-Interstate 49.
Butler, Illinois. Homefacts City Report. Butler is located in Montgomery County, IL. The population is 131. There are 0 public schools in Butler with an average Homefacts rating of NA. The total crime rate for Butler is low, and there are 0 registered sex offenders residing in the city. Unemployment in Butler is very high and the median home sales price is $0.