Method and system for facilitating network transaction processing

An exemplary method and system may include receiving one or more payment items from a plurality of payment entities, at a centralized agent, wherein the one or more payment items comprise one or more electronic images and paper instruments; aggregating the payment items into one or more categories; identifying a payee financial institution and a payor financial institution for each payment items, wherein the payee financial institution and the payor financial institution are different; determining whether the payee financial institution and the payor financial institution are within the network of financial institutions; for the payee and payor within the network, determining at the centralized agent a settlement path within the network of financial institutions for each payment item; and for the payee and payor that are not within the network, forwarding the payment items to a third party settlement entity by the centralized agent for settlement processing.