National Association of Broadcasters (Business » Firms)
National Association of Broadcasters (Community » Media)
*** National Australia Bank (Business » Firms)
** National Australia Bank, LTD. (Business » NYSE Symbols)
** New American Bible (Community » Religion)
* National Accountability Bureau (Governmental » US Government)
* Neutralizing Antibody (Medical » Laboratory)
* Notes Address Book (Computing » Software)
* North American Business (Business » Firms)
* National Aquarium in Baltimore (Community » Non-Profit Organizations)
* Novell Address Book (Computing » Software)
* North American Board (Governmental » US Government)
* The New American Bishops (Community » Religion)
* Native Acrylamide Bis (Academic & Science » Chemistry)
* Not About Broadcasting (Miscellaneous » Funnies)
* No Accountability Bureau (Governmental » US Government)
Abbreviations dictionary. 2012.