Locations and Hours

Locations and Hours - Horizon ServicesWe’re Always Close By and Always On Call!

Horizon Services has office locations in Wilmington, Delaware, Audubon, Pennsylvania, Mount Laurel, New Jersey, and Windsor Mill, Maryland.

Horizon provides plumbing, heating, air conditioning, drain cleaning and sewer & water line replacement services to homes in Delaware, Southeastern Pennsylvania, South New Jersey, and Northeastern Maryland.

We are available and on-call 24 hours a day, 7 days a week to help you with everything from routine service to equipment maintenance to major emergencies to general inquiries.


Office Locations

Horizon Services, Inc.
320 Century Blvd.
Wilmington, DE 19808

Fax: (302) 762-9036

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Horizon Services, Inc.
900 Adams Ave.
Audubon, PA 19403

Fax: (610) 728-6325

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Horizon Services, Inc.
17 Roland Ave.
Mount Laurel, NJ 08054

Fax: (856) 234-4513

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Horizon Services, Inc.
2607 N. Rolling Road, STE. 201
Windsor Mill, MD 21244

Fax: (410) 944-1777

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Service Area


Extended Service Hours

Our team of Customer Service Representatives are available to speak with you to schedule service or answer your questions during the following hours:


  • Monday – Friday: 6:00 am to 11:00 pm
  • Saturday – Sunday: 8:00 am to 10:00 pm
  • After Hours: All calls will be taken by an On-Call Manager


Additionally, we will expand our weekend hours of operation anytime a weekend weather forecast calls for extreme heat or cold.

Home appointments — routine or emergency — can be made for any hour of the day, any day of the week. When you need us to be there, WE WILL BE THERE.


Contact Horizon Services

To speak with a Horizon Services representative, please call the number nearest to your location:


  • In New Castle County, DE: (302) 442-7607
  • In Kent County, DE: (302) 724-6243
  • In Delaware County, PA: (610) 572-4300
  • In Chester County, PA: (610) 643-4226
  • In Montgomery County, PA: (215) 392-0934
  • In Bucks County, PA: (267) 991-0075
  • In Gloucester County, NJ: (856) 318-2597
  • In Camden County, NJ: (856) 288-1751
  • In Burlington County, NJ: (609) 526-3098
  • In Mercer County, NJ: (609) 608-0815
  • In Cecil County, MD: (410) 885-4219


Horizon Services: The only full-service plumbing, heating, air conditioning, drain cleaning and sewer and water line replacement company in Delaware, Southeastern Pennsylvania, South New Jersey, and Maryland that guarantees on-time service, up-front pricing and the job done right and clean the first time!

Weather Conditions

Horizon Supports Local Sports Teams

Horizon Services is a Proud Partner of the Wilmington Blue Rocks, Philadelphia Union and the Camden Riversharks.

  • Better Business Bureau
  • Delware Best in the Businesss Award 2009
  • North American Technician Excellence