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The Local Number Portability (LNP) Database service from EMBARQ™ lets you directly access an LNP Database to perform your own LNP routing queries, rather than pay higher costs to Local Exchange Carriers (LECs) to route the calls for you.
EMBARQ's LNP Database contains routing information for every ported number in the United States and is one of the highest capacity databases in the industry. The volume of queries generated by the EMBARQ family of companies helps EMBARQ provide a cost-effective LNP routing solution for you.
With EMBARQ's LNP Database service, you may:
Today, most service providers use Incumbent Local Exchange Carriers (ILECs) as their default provider of LNP routing. As a result, they pay high default query costs to route traffic where number porting is in effect.
EMBARQ's LNP Database service offers routing information for every ported number in the United States, making EMBARQ the ideal source for wholesale LNP queries. The volume of queries generated by the EMBARQ family of companies helps EMBARQ provide a cost-effective solution for LNP routing for you. You can profit from the high EMBARQ volume and reduce costs by routing your own calls to the correct end-user customer, rather than relying on ILECs to do it for you.
Before the switch terminates a call to an area that has ported numbers, your switch queries EMBARQ's LNP Database. EMBARQ's LNP Database service returns a Local Routing Number, which in turn provides your switch with the information needed to terminate the call to the appropriate local switch. This allows you to avoid further LNP database query charges.
Here's how it works:

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