| Business | Phone |
| B B & T 315 S Main St, Bel Air 21014 | (410) 836-5397 |
| B B & T 333 Baltimore Pike, Bel Air 21014 | (410) 893-1600 |
| B B & T 37 S Main St, Bel Air 21014 | (410) 638-2123 |
| B B & T 5 Bel Air South Pkwy # 101, Bel Air 21015 | (410) 569-3493 |
| Baltimore County Savings Bank 2128 N Fountain Green Rd, Bel Air 21015 | (410) 838-9226 |
| Baltimore County Savings Bank 563 Baltimore Pike, Bel Air 21014 | (410) 836-7100 |
| Bank Of America 16 N Hays St, Bel Air 21014 | (410) 879-8830 |
| Bank Of America 201 S Main St, Bel Air 21014 | (410) 879-1110 |
| Bank Of America 307 S Tollgate Rd, Bel Air 21014 | (410) 879-2332 |
| Bank Of Baltimore 1401 Rock Spring Rd, Bel Air 21014 | (410) 879-6301 |
| Bay Net Community Bank 126 N Main St, Bel Air 21014 | (410) 879-6700 |
| Carrollton Bank 133 Thomas St, Bel Air 21014 | (410) 420-0901 |
| Chesapeake Bank Of Maryland 1 Bel Air South Pkwy # A, Bel Air 21015 | (410) 515-3135 |
| Farmers Bank Of Maryland 315 S Main St, Bel Air 21014 | (410) 836-8776 |
| First Mariner 1201 Churchville Rd, Bel Air 21015 | (410) 420-3533 |
| First Mariner Bank 12 Bel Air South Pkwy, Bel Air 21015 | (410) 569-2000 |
| Fleet Bank 307 S Tollgate Rd, Bel Air 21014 | (410) 838-2332 |
| Harford National Bank 505 S Main St, Bel Air 21014 | (410) 838-7001 |
| Harford National Bank 545 Marketplace Dr, Bel Air 21014 | (410) 893-5650 |
| K Bank 203 N Main St, Bel Air 21014 | (443) 838-2220 |
| M & T Bank 12 Office St, Bel Air 21014 | (410) 836-5700 |
| M & T Bank 579 Baltimore Pike, Bel Air 21014 | (410) 838-6537 |
| Mercantile County Bank 130 S Bond St, Bel Air 21014 | (410) 838-6131 |
| Mercantile County Bank 140 N Main St, Bel Air 21014 | (410) 838-3050 |
| Provident Bank 1904 Emmorton Rd, Bel Air 21015 | (410) 838-7999 |
| Provident Bank 550 W Macphail Rd, Bel Air 21014 | (410) 836-0154 |
| Slavie Federal Savings Bank 1614 E Churchville Rd, Bel Air 21015 | (443) 265-5555 |
| Sovereign Bank 1816 Emmorton Rd, Bel Air 21015 | (410) 638-0082 |
| Stonebridge Bank 1212 E Churchville Rd # 200, Bel Air 21014 | (410) 420-2432 |
| Suntrust Bank 221 S Main St, Bel Air 21014 | (410) 838-8200 |
| Suntrust Bank 225 Brierhill Dr, Bel Air 21015 | (410) 638-5254 |
| Susquehanna Bank 2101 Laurel Bush Rd, Bel Air 21015 | (410) 515-4200 |
| Wachovia Bank 615 Baltimore Pike, Bel Air 21014 | (410) 638-7566 |
| Wells Fargo Home Mortgage 108 E Wheel Rd, Bel Air 21015 | (410) 803-1904 |