Lookup Services

  • Area Codes Lookup
    Click on a state name at left to find the telephone area codes in a particular state, or the cities in a particular area code.
  • The Ultimates
    Comprehensive phone number searches. Click on “White Pages” tab for individuals, the “Yellow Pages” tab for businesses. NOTE: Remember to search multiple name spellings—for “Richard Edward Snow”, try Richard E., Rich, Dick, R. Edward, R.E., etc.
  • ZIP Code - America's Most Expensive ZIP Codes
    Provides information (map, median home price, median household income, etc.) about America’s most expensive ZIP codes.
  • Zip Code - Lookup
    A U.S. Postal Service site for finding ZIP codes and all cities within a ZIP code.
  • ZIP Code - ZIPskinny
    Enter a ZIP code for demographic information about its residents, including educational attainment and income levels.  Please bear in mind that ZIP codes are not uniform population units. They were invented for mail delivery, not population comparisons. This site provides an interesting “first glance” at an area.
  • $1 Million and Up Donors/Investors
    This list of million dollar and up donors/investors compiled by the Center on Philanthropy at Indiana University is updated quarterly. Enter “List of Donors/Investors” in the search box, click Go, and review the reports in PDF format.