Allentown, PA

ZIP code 18109 is located in Allentown, Pennsylvania. This area is home to noteworthy landmarks such as Coca-Cola Park, a minor league baseball stadium hosting the Lehigh Valley IronPigs, and the Lehigh Valley Hospital - Muhlenberg, a reputable medical facility serving the community. The zip code encompasses a blend of residential neighborhoods, commercial establishments, and healthcare facilities, making it a diverse and lively area.