#### Configuring USA Phone Plug-In

The USA Phone plug-in provides an additional check for USA phone numbers. By USA telephone number, you can check whether a credit card holder State and Company name entered when saving a card corresponds to a phone number specified.

To use the USA Phone pug-in, it is necessary to upload the phones database. The link the the database web archive is available at the plug-in configuration screen.

The USA Phone plug-in settings consist of the three tabs:

- Plug-In Configuration. This screen is for the USA Phone upload or update. To upload the database, click the Edit button and then click the NANPA website link. Download the archive at your local computer, extract it, then get back to the plug-in configuration screen, click Browse, locate the database text file, click Update. If the database is already uploaded, the database upload date is shown on the plug-in configuration view screen. The ability of the USA Phone database manual upload allows keeping the database up-to-date and, in addition, varying databases: codes for selected USA states or all.
- USA Phone database. The read-only list of phones uploaded.
- General Configuration. The general settings common for all anti-fraud plug-ins.

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