| Business | Phone |
| Apc Wireless 5268 Nicholson Ln # 5268 R, Kensington 20895 | (301) 255-0410 |
| T-Mobile 11301 Rockville Pike # 234, Kensington 20895 | (301) 984-5760 |
| Cingular Wireless 5268 Nicholson Ln, Kensington 20895 | (301) 255-0150 |
| Nextel Communications 11301 Rockville Pike, Kensington 20895 | (301) 984-0790 |