| Business | Phone |
| Penn Twp Community Development 2001 Municipal Ct, Harrison City 15636 | (724) 744-2877 |
| Penn Twp Planning & Zoning 2001 Municipal Ct, Harrison City 15636 | (724) 744-4840 |
| Penn Twp Zoning Dept 2001 Municipal Ct, Harrison City 15636 | (724) 744-4625 |