Zip Code 08021 is located in the state of New Jersey in the Philadelphia metro area. Zip code 08021 is primarily located in Camden County. The official US Postal Service name for 08021 is CLEMENTON, New Jersey. Portions of zip code 08021 are contained within or border the city limits of Lindenwold, NJ, Pine Hill, NJ, Clementon, NJ, Pine Valley, NJ, Laurel Springs, NJ, Stratford, NJ, Berlin, NJ, Gibbsboro, NJ, Echelon, NJ, and Somerdale, NJ. The area code for zip code 08021 is 856.