| Business | Phone |
| American Association-Pro 10085 Old Frederick Rd, Ellicott City 21042 | (410) 750-0077 |
| Asia Pacific Legal Institute 4432 Prancing Deer Dr, Ellicott City 21043 | (410) 480-4895 |
| Community Choice 11735 Homewood Rd, Ellicott City 21042 | (410) 730-0730 |
| Dorsey's Search Cmnty Assn 4765 Dorsey Hall Dr, Ellicott City 21042 | (410) 730-4005 |
| Down Syndrome Resource Network 11735 Homewood Rd, Ellicott City 21042 | (410) 730-4266 |
| Howard Cnty Assn-Retarded Citz 11735 Homewood Rd, Ellicott City 21042 | (410) 730-0638 |
| Howard County Historical Soc 8328 Court Ave, Ellicott City 21043 | (410) 461-1050 |
| Korean American Community Assn 9455 Baltimore National Pike, Ellicott City 21042 | (410) 461-1728 |
| Maryland Pharmacy Ellicott City 21042 | (410) 465-7011 |
| Maryland Plumbing & Heating 10176 Baltimore National Pike, Ellicott City 21042 | (410) 461-5977 |
| National Park Hospitality Assn 3701 Court House Dr, Ellicott City 21043 | (410) 480-2240 |
| Professional Associates-Custom 7722 Old Woodstock Ln, Ellicott City 21043 | (410) 379-5697 |
| U S Tennis Court & Track 3525 Ellicott Mills Dr # N, Ellicott City 21043 | (410) 418-4875 |