| Business | Phone |
| Carefree Cruises 10905 Broad Green Ter, Potomac 20854 | (301) 983-8873 |
| Royal Caribbean Celebrity Spec Potomac 20854 | (301) 983-9417 |
| Princess Cruise Specialist Potomac 20854 | (301) 983-9417 |
| Jay's Discount Cruises 11706 Coldstream Dr, Potomac 20854 | (301) 299-4643 |