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List of Zip Codes in Bethlehem, Pennsylvania

Outlined below is a zip code list for Bethlehem. Select a zip code you are interested in to find zip code data on demographics, family, housing, education, transportation, and real estate. See the Bethlehem Zip Code Map.

Zip Code 18015 Population: 32,466
Zip Code 18017 Population: 37,225
Zip Code 18018 Population: 32,833
Zip Code 18020 Population: 20,648