Find the last 4 digits (ZIP+4) for an address in 19539

ZIP 19539, Mertztown, PA is filled in. Just type the street address.

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ZIP Code 19539 – Mertztown, PA

Mertztown, Pennsylvania · Berks County · Eastern time

ZIP code19539
CityMertztown
StatePennsylvania
CountyBerks CountyLehigh County
Population3,823
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area21.63 sq mi
Center (lat, long)40.4963, -75.6836

Area codes in this area

484610835

These are the area codes that most often serve ZIP 19539 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

19562 Topton · 1.1 mi18011 Alburtis · 2.4 mi19511 Bowers · 3.2 mi19538 Maxatawny · 3.7 mi19536 Lyon Station · 4.1 mi18031 Breinigsville · 4.7 mi18062 Macungie · 5.5 mi19530 Kutztown · 5.9 mi

About ZIP 19539

ZIP code 19539 is assigned to Mertztown, Pennsylvania. It crosses 2 counties; most of its land is in Berks County. Its Census area covers about 21.63 square miles of land. The closest neighboring ZIP is 19562 (Topton), about 1.1 miles away.

Every address in 19539 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources