ZIP Code 18101 – Allentown, Pennsylvania | ZipsCode.us
📍ZipsCode.usYour Complete U.S. ZIP Code Guide HomeStatesCitiesTools Search ZIP Code → Home / Pennsylvania ZIP Codes / ZIP Code 18101 18101 ZIP Code 18101 Allentown, Pennsylvania · Lehigh AllentownLehighPennsylvaniaUnited States Which Pennsylvania city is ZIP code 18101 in?ZIP code 18101 belongs to the city of Allentown in Pennsylvania (Lehigh). See all Pennsylvania ZIP Codes. ZIP…