56930
He was the 33rd Mayor of Newark , New Jersey , from 1962 to 1970 , and a U.S. Congressman for 13 years prior to that .
 Newark, New Jersey, U.S.
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Newark, New Jersey, U.S.