| Business | Phone |
| Marquis Enterprise 18 W 25th St, Baltimore 21218 | (410) 366-8763 |
| Black Pages Of America 7253 Ambassador Rd, Baltimore 21244 | (410) 594-9910 |
| Senior Pages 400 E Pratt St, Baltimore 21202 | (410) 576-8603 |
| Directory Services 8268 Vosges Rd, Baltimore 21244 | (410) 922-7363 |