Location Routing Number (LRN) means the ten (10) digit number that is assigned to the network switching elements (Central Office–Host and Remotes as required) for the routing of calls in the network. The first six (6) digits of the LRN will be one of the assigned NPA NXX of the switching element. The purpose and functionality of the last four (4) digits of the LRN have not yet been defined but are passed across the network to the terminating switch.
Data Universal Numbering System +4 (DUNS+4) number means the DUNS number assigned by D&B plus a 4- character suffix that may be assigned by a business concern. (D&B has no affiliation with this 4-character suffix.) This 4-character suffix may be assigned at the discretion of the business concern to establish additional SAM records for identifying alternative Electronic Funds Transfer (EFT) accounts for the same parent concern.
Automatic Number Identification (“ANI”) is a feature that identifies and displays the number of a telephone line that originates a call.
Data Universal Numbering System+4 (DUNS+4) number means the DUNS number means the number assigned by D&B plus a 4-character suffix that may be assigned by a business concern. (D&B has no affiliation with this 4-character suffix.) This 4- character suffix may be assigned at the discretion of the business concern to establish additional SAM records for identifying alternative Electronic Funds Transfer (EFT) accounts (see the FAR at Subpart 32.11) for the same concern.
Identifying number means a symbol or address that identifies only one unit in a common interest community.