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Definition: NPA


(1) (Numbering Plan Area) The telephone area code system in use in the U.S., Canada, Alaska, Hawaii and islands in the Caribbean. See NPA code.

(2) (Network Professional Association, San Diego, CA, www.npanet.org) A membership organization founded in 1994 that is dedicated to advancing computer professionals who specialize in networking. It developed and funded the Certified Network Professional examination, the leading non-vendor examination in network technology. The NPA evolved out of the CNE Professional Association (CNEPA), which was formed in 1990. See CNP.