Quick Answer. According to a study of the United States census completed for Walk Score in 2009, approximately 20,000 cities or metropolitan areas are located in the United States. In 2012, New York, Los Angeles and Chicago were the three largest cities in the country. Continue Reading.
1 A single implant typically costs $2,400-$3,000, but can be $4,000-$10,000 or more if additional procedures like extractions, bone grafts, 2  Placing an abutment and a dental crown on a single implant typically adds $500-$3,000 to the cost of just the implant, for a total of $1,500-$13,000 or more.
Dental implant costs can range greatly depending on the situation. However, you can expect to pay from $1,800 and up to $4,500 for each implanted tooth, with the average cost being around $3,000 in the United States.