The transfer of funds between banks when a check written on one bank is deposited into another bank is the definition of the check clearing process. Centralized check clearing houses are used to transfer billions of dollars of reserves among thousands of banks each day. There are nationwide clearing houses that process checks throughout the country. Local, or regional, clearning houses only
. process checks within a given city or state. For more information please visit http://www.amosweb.com/cgi-bin/awb_nav.pl?s=wpd&c=dsp&k=check+clearing.