Hello,
You should look into something like this...
Cradlepoint PHS Wireless Personal Hotspot Router PHS300 - Cyberguys.com
Verizon also offers this...
The Intelligent Mobile Hotspot lets you create a personal, portable Wi-Fi hotspot capable of sharing Verizon Wireless Mobile Broadband 3G high-speed Internet connectivity with up to five Wi-Fi-enabled devices such as notebooks, netbooks, cameras, gaming devices or portable media/MP3 players.
As a standalone device, you can share your Verizon Wireless Mobile Broadband connection with up to five Wi-Fi® capable devices.
Connected via a USB Modem, you can connect a single PC or notebook.
Good luck