Find the last 4 digits (ZIP+4) for an address in 17340

ZIP 17340, Littlestown, PA is filled in. Just type the street address.

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ZIP Code 17340 – Littlestown, PA

Littlestown, Pennsylvania · Adams County · Eastern time

ZIP code17340
CityLittlestown
StatePennsylvania
CountyAdams County
Population11,405
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area39.39 sq mi
Center (lat, long)39.7552, -77.1168

Area codes in this area

223717

These are the area codes that most often serve ZIP 17340 (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

21787 Taneytown · 6.1 mi17344 Mc Sherrystown · 6.2 mi17331 Hanover · 7.7 mi17325 Gettysburg · 7.7 mi17332 Hanover · 7.8 mi17333 Hanover · 7.8 mi17335 Hanover · 8.2 mi21158 Westminster · 8.2 mi

About ZIP 17340

ZIP code 17340 is assigned to Littlestown, Pennsylvania. It lies in Adams County. Its Census area covers about 39.39 square miles of land. The closest neighboring ZIP is 21787 (Taneytown), about 6.1 miles away.

Every address in 17340 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