- Librandi's Machine Shop Inc
- Linta Plumbing
- Little Hollywood Mobile Homes
- Little Hollywood Recreation
- Little Rays Of Sunshine
- Londonderry Animal Hospital
- Londonderry Elementary School
- Londonderry Fire Co
- Londonderry Township Mntntce
- Londonderry Township VI P's
- Londonderry Twp Maintenance
- Londonderry Twp Supervisor's
- Londonderry Twp Tax Collector
- Londonerry Self Storage
- Loretta's Beauty Salon
- Loving Arms Day Care
- Lower Swatara Ems
- Lower Swatara Lions Club
- Lower Swatara Public Works
- Lower Swatara Twp Fire Dept
- Lower Swatara Twp Municipal
- Lower Swatara Twp Police Dept
- Loyal Order Of Moose
- Lyall J Fink Elementary School
- M & M & Sons Lawn Care
- M & T Bank
- M & T Bank
- Mack Trucks Inc
- Mad Science Central Pa
