| Business | Phone |
| A J Computers 5630 Alhambra Ave, Baltimore 21212 | (410) 435-3971 |
| Active Access 1155 Riverside Ave, Baltimore 21230 | (410) 727-1938 |
| Active Data Corp 1 N Charles St, Baltimore 21201 | (410) 539-5452 |
| Active Data Inc 6403 Clearspring Rd, Baltimore 21212 | (410) 433-8122 |
| Advanced Digital Systems Inc 7 Ironwood Cir, Baltimore 21209 | (410) 602-2688 |
| All Systems Enterprises Inc 5209 York Rd, Baltimore 21212 | (410) 532-8700 |
| Analytic Arts Ltd Baltimore 21215 | (410) 578-8000 |
| Angelo Johnson Inc 1663 W North Ave, Baltimore 21217 | (410) 225-9993 |
| Applied Network Technologies 1 N Charles St # 1100, Baltimore 21201 | (410) 727-8300 |
| Bay Networks Inc 250 W Pratt St # 900, Baltimore 21201 | (410) 625-2033 |
| Bsp Inc 5126 Edmondson Ave, Baltimore 21229 | (410) 947-9228 |
| Cedar 100 E Pratt St # 1600, Baltimore 21202 | (410) 576-1515 |
| Performance Engineering Corp 7108 Ambassador Rd, Baltimore 21244 | (410) 265-6844 |
| Donald M Franklin Assoc Inc 2205 Sugarcone Rd, Baltimore 21209 | (410) 486-3410 |
| Douglas Consulting & Computer 2426 Eutaw Pl, Baltimore 21217 | (410) 728-1913 |
| Elijahjehovah 3623 Fairhaven Ave, Baltimore 21226 | (410) 354-3700 |
| Franklin Inc 3305 Gibbons Ave, Baltimore 21214 | (410) 254-7110 |
| Full Burner 716 S Broadway, Baltimore 21231 | (410) 276-5888 |
| Gatekeepers Internet Marketing 331 N Howard St, Baltimore 21201 | (410) 347-0341 |
| I Pro Direct 800 S Broadway, Baltimore 21231 | (410) 732-8600 |
| Scholium Co 19 Hillside Ave, Baltimore 21286 | (410) 321-7884 |
| P C Hotshots Inc 5814 Benton Heights Ave, Baltimore 21206 | (410) 426-7617 |
| Plowshare Technology 1301 S Potomac St, Baltimore 21224 | (410) 342-5947 |
| Ranger Systems 6115 Falls Rd, Baltimore 21209 | (410) 799-2510 |
| Roudley Associates Inc 24 E 25th St, Baltimore 21218 | (410) 662-6610 |
| Bogdan Computer Svc Inc 9006 Yellow Brick Rd # A, Baltimore 21237 | (410) 780-3000 |
| Slipstream Solutions 603 S Milton Ave, Baltimore 21224 | (410) 522-2345 |
| Symet Corp 1301 S Baylis St, Baltimore 21224 | (410) 276-9772 |
| Direct Unlimited 14 Cedar Heights Ct, Baltimore 21207 | (443) 429-3217 |
| Douglas Consulting & Computer 3108 Lord Baltimore Dr # 100, Baltimore 21244 | (410) 298-3812 |
| Information Systems Support Baltimore 21236 | (410) 256-4559 |
| Koncurat Computer Consultants 2316 Tarleton Ln # F, Baltimore 21234 | (410) 668-7375 |
| Sra Intl Inc 7102 Ambassador Rd # 100, Baltimore 21244 | (443) 436-5635 |
| Trg Networking 8422 Bellona Ln # 102, Baltimore 21204 | (410) 363-6980 |
| Uniprime Systems Inc Baltimore 21220 | (410) 747-7510 |
| Zip City Solutions 22 Ketch Cay Ct, Baltimore 21220 | (410) 344-0922 |