Trellis Services Phone Numbers and Emails

Toll-Free Number:

  • (888) 550-2666
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Customer Service:

  • (410) 785-3845
  • (443) 330-7900
  • (240) 616-3861

General Info:

  • (866) 417-3480
    Maryland State Autism Waiver

Trellis Services Emails:

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Contact Information

Trellis Services Website:

Trellis Services Help Center:

Corporate Office Address:

Trellis Services, LLC
14550 York Rd., Suite A
Sparks Glencoe, Maryland 21152
United States

Other Info (opening hours):


Monday - Friday: 9:00AM-5:00PM

Trellis Learning Center Columbia

8970 Route 108, Suite B

Columbia, MD 21045

Trellis Learning Center Perry Hall

8860 Belair Road

Perry Hall, MD 21236


(888) 357-3690, (410) 472-2363

Trellis Services Rating Based on 2 Reviews

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Trellis Services is ranked 179 out of 1052 in Education category

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