| Business | Phone |
| Bayfront Electric Inc Prince Frederick 20678 | (410) 586-1917 |
| Jerry A Dalrymple Contractor 1050 Clayhamden Rd, Prince Frederick 20678 | (410) 535-0636 |
| King Electric 494 Main St, Prince Frederick 20678 | (410) 535-7017 |
| Tde Electric Prince Frederick 20678 | (410) 535-0283 |
| Thunder Hill Electrical Contr 3765 Thunder Hill Dr, Prince Frederick 20678 | (301) 855-1855 |