| Business | Phone |
| Rockville City Code Enforce 111 Maryland Ave, Rockville 20850 | (240) 314-8330 |
| Rockville City Elections 111 Maryland Ave, Rockville 20850 | (240) 314-8286 |
| Rockville City Finance 111 Maryland Ave, Rockville 20850 | (240) 314-8400 |
| Rockville City Human Rights 111 Maryland Ave, Rockville 20850 | (240) 314-8108 |
| Rockville City Inspections 111 Maryland Ave, Rockville 20850 | (240) 314-5040 |
| Rockville City Landlord-Tenant 111 Maryland Ave, Rockville 20850 | (240) 314-8219 |
| Rockville City Personnel 111 Maryland Ave, Rockville 20850 | (240) 314-8470 |
| Rockville City Tree Maintain 111 Maryland Ave, Rockville 20850 | (240) 314-5007 |
| Rockville Community Svc 32 Courthouse Sq, Rockville 20850 | (301) 309-3380 |
| Rockville Finance 111 Maryland Ave, Rockville 20850 | (301) 309-3360 |
| Rockville Inspection Svc 111 Maryland Ave, Rockville 20850 | (301) 309-3250 |
| Rockville Personnel 111 Maryland Ave, Rockville 20850 | (301) 309-3270 |
| Rockville Senior Ctr 1150 Carnation Dr, Rockville 20850 | (301) 309-3025 |
| F Scott Fitzgerald Theatre 603 Edmonston Dr, Rockville 20851 | (301) 309-3001 |