| Business | Phone |
| Write-Away Word Processing Svc Silver Spring 20906 | (301) 871-9550 |
| Thurber Typing 12720 Holdridge Rd, Silver Spring 20906 | (301) 933-4553 |
| Sense Services 1613 Sanford Rd, Silver Spring 20902 | (301) 681-4630 |
| Comprehensive Support Svc Silver Spring 20906 | (301) 598-1900 |
| Consolidated Business Solution 14321 Notley Rd, Silver Spring 20904 | (301) 384-4466 |
| Marten Associates Silver Spring 20904 | (301) 890-5500 |
| Linguamatics Inc 9401 Thornhill Rd, Silver Spring 20901 | (301) 565-5335 |