8/15/19 7/16/20  Pilot/Controller Glossary Pilot/Controller Glossary  NOT STD $_{ }$ NOTAM- NRR- NRS- (See NOT STANDARD.)  (See NOTICE TO AIRMEN.)  NOTAM [ICAO]- A notice containing information  concerning the establishment, condition or change in  any aeronautical facility, service, procedure or  hazard, the timely knowledge of which is essential to  personnel concerned with flight operations.  a.  I Distribution- Distribution by means of  telecommunication.  b.  II Distribution- Distribution by means other  than telecommunications.  NOTICE TO AIRMEN (NOTAM)- A notice  containing information (not known sufficiently in  advance to publicize by other means) concerning the  establishment, condition, or change in any  component (facility, service, or procedure of, or  hazard in the National Airspace System) the timely  knowledge of which is essential to personnel  concerned with flight operations.  NOTAM(D)- A NOTAM given (in addition to local  dissemination) distant dissemination beyond the area  of responsibility of the Flight Service Station. These  NOTAMs will be stored and available until canceled.  c.  FDC NOTAM- A NOTAM regulatory in  nature, transmitted by USNOF and given system  wide dissemination.  (See ICAO term NOTAM.)  (See NON-RESTRICTIVE ROUTING.)  (See NAVIGATION REFERENCE SYSTEM.)  NUMEROUS TARGETS VICINITY (LOCA- TION)- A traffic advisory issued by ATC to advise  pilots that targets on the radar scope are too numerous  to issue individually.  (See TRAFFIC ADVISORIES.)  PCG N-4 