| Business | Phone |
| Able Electrical 201 Benton Ave # F, Linthicum Hts 21090 | (410) 859-8837 |
| All Electric Inc 718a N Hammonds Ferry Rd, Linthicum Hts 21090 | (410) 789-4723 |
| Blankenship Electric Co 413 W Maple Rd, Linthicum Hts 21090 | (410) 859-1250 |
| Delmarva Power & Control Inc 637 Gayle Dr, Linthicum Hts 21090 | (410) 691-9570 |
| Electric League Of Maryland 518 S Camp Meade Rd # 6, Linthicum Hts 21090 | (410) 691-7600 |
| Enterprise Electric Co Inc 1739 W Nursery Rd, Linthicum Hts 21090 | (410) 684-3917 |
| Rjs Electric 325 Tulip Oak Ct, Linthicum Hts 21090 | (410) 691-2075 |