Wireless companies and industry analysts question whether the carriers will be able to accommodate those who choose to make the switch.

Wireless companies point to Pennsylvania as a state with lofty taxes on cellular services.

Wireless companies, which are growing faster than traditional phone companies, are likely to attract investors interested in growth stocks.

Wireless companies spend $300 to $350 to attract and sign up each customer, he said.

Dealing for Higher Ground Wireless companies scrambling to secure sites for their antennas are running into strong local opposition.

Wireless companies typically charge local calls as part of the minutes used.

Wireless companies are still adding customers, but they spend less time on their phones.

Wireless companies have generally opposed the commission's recent efforts to dictate how they communicate with customers.

Wireless companies know it, too.

Wireless companies constantly analyze signal strength so they know, for example, when to increase the power at their base stations.