A telephone number in the United States consists of:    telephone country code +1  area code (3 digits)  subscriber number (7 digits)   That's a total of 10 digits â¦ for the domestic number, or 11 digits  in international format.
For example, homes with forced hot air heating will have the duct work necessary for a fast and easy installation, when the project involves the running of ducts however the prices climb significantly. The average price to install a central air conditioner will range from $2650 to upwards of $15K.This installation cannot be considered a DIY project, and it is traditional for a homeowner to hire a contractor for the job.or a central air conditioning installation, the basic points of payment include: 1  Contractor-this will be the individual who performs the manual J assessment of the home to determine the appropriate size for the unit(s).
Homeowners can pay between $500 and $4,000 for central air conditioning. The final cost will depend on the unit, additional installation items such as ductwork and the professional's installation rates. Here are some additional factors that will determine the kind of system you will need, as well as its price.