Which sentence is punctuated correctly? she has lived in prospect park, brooklyn new york, for many years. she has lived in prospect park, brooklyn, new york, for many years. she has lived in prospect park, brooklyn, new york for many years.

While commas are multi-purpose separators, utilizing them with intelligence creates a lot of difference in your professional writings. Accurate use of punctuation is very essential otherwise it can change the complete sense of your write-up.

Using commas while writing addresses must be paid special attention

Note: A number of house and street must not be separated through a comma, and the same is done when writing state with zip code.

Moreover, when the sentence does not end at the address, you should always separate the last section in any address from the remaining sentence by using another comma.  

Moving on, the correct use of punctuation is visible in the second sentence, which fits in the rules we discussed earlier.

She has lived in Prospect Park, Brooklyn, New York, for many years.