Codes used in several countries
NR on a licence plate
NR is an area code in 4 countries. The plate's style and country code tell them apart.
Germany
NR-AB 1234Code details →Neuwied (Rhineland-Palatinate)
named after Neuwied am Rhein
Norway
NR 12345Code details →Telemark
named after Skien
Slovakia
NR 123ABCode details →Nitra (Nitra Region)
United Kingdom
NR51 ABCCode details →Stockton (North)