Smithfield Zip Codes - Johnston County NC

Smithfield, NC Zip Code Map

Smithfield, NC is a city located in Johnston County, North Carolina and has a land area of 103.72 square miles (268.63 km2). The water area for the city is 0.50 square miles or 1.29 km2. There is one unique zip code in Smithfield, North Carolina and it is 27577. The area code(s) for Smithfield is 919/984.

Zip Codes for Smithfield, NC (1)

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27577 Smithfield Johnston

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