All phone numbers are area code 515 and use a 294 or 296 prefix

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NSE, see NATIONAL STUDENT EXCHANGE 
NATIONAL AFFAIRS SERIES
NATIONAL K-12 FOREIGN LANGUAGE RESOURCE CENTER
NATIONAL SOIL TILTH LABORATORY 
NATIONAL STUDENT EXCHANGE (NSE)

NATIONAL SWINE RESEARCH AND INFORMATION CENTER 2150 Pammel Drive USDA/ARS Swine Odor and Manure Management Unit . . . . . . . . . . . 4-5993 Research Leader, Dr. Brian Kerr, 2167 NSRIC . . . . . . . . . . . 4-0224 Fax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1209 NATURAL RESOURCE ECOLOGY AND MANAGEMENT NAVAL SCIENCE NEUROSCIENCE INTERDEPARTMENTAL GRADUATE PROGRAM NEW STUDENT PROGRAMS NEWS SERVICE NORTH CENTRAL REGIONAL AQUACULTURE CENTER NORTH CENTRAL REGIONAL CENTER FOR RURAL DEVELOPMENT NUCLEAR MAGNETIC RESONANCE FACILITY, see BIOTECHNOLOGY INSTRUMENTATION FACILITIES NUTRITION AND WELLNESS RESEARCH CENTER