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.
According to DentalImplantCostGuide.com, the average completed dental implant in the US, costs about $4250 for both the abutment and jaw implant. But the cost of an implant can range anywhere from $3000 to $6000 depending your dentist.