Wikipedia has a list of providers and technologies at http://en.wikipedia.org/wiki/List_of_United_States_mobile_phone_companies A brief look gives the impression that T-Mobile and Cingular (which is renaming itself AT&T) seem to be the only major ones.

AT&T WIRELESS/ CINGULAR WIRELESS, T-MOBILE USA (Note: this carrier blocks delivery of SMS download messages from servers; however, if you have an alternative way to load the game, such as by PC- to- phone cradle or infrared, then the games play well on T-Mobile USA phones), VODAFONE, ORANGE, NEXTEL, BELLSOUTH, ALLTELL/ WESTERN WIRELESS, SPRINT PCS Spectrum, NPI WIRELESS, TELUS MOBILITY, ROGERS, FIDO, AERIAL, PACIFIC BELL, DIGIPH PCS, EINSTEIN PCS, NPI Wireless, OmniPoint, PowerTel, PCS One, . See similar questions...

There are two main companies that offer GSM service in the USA. AT&T and Cingular are now merged into one company, and the second company is T-Mobile. If your service is with, eg, Sprint, Nextel, Verizon, or just about any other US wireless company, then you do not have GSM service and your phone can't be unlocked. See similar questions...

OpenMoko is a software platform and the world's first completely open mobile phone software stack. It is based on Linux and allows users and enthusiasts great freedom to customise their phone. See similar questions...

Only public entities operating fixed route systems must provide paratransit or other special service to individuals with disabilities. The paratransit system must be comparable to the level of service provided to individuals without disabilities who use the fixed route system. This requirement applies to light and rapid rail systems as well as to bus systems, even when rail and bus systems share all or part of the same service area. See similar questions...

Morpheus: That you are a slave, Neo. Like everyone else you were born into bondage, born into a prison that you cannot smell or taste or touch. A prison for your mind. Unfortunately no one can be told what the Matrix is. You have to see it for yourself. This is your last chance. After this there is no turning back. You take the blue pill, the story ends, you wake up in your bed and believe whatever you want to believe. See similar questions...

The Internal Revenue Service (IRS), the U.S. government tax authority, has issued strict regulations regarding the taxation and reporting of payments made to individuals who are not citizens or U.S. permanent residents. Because US tax regulations governing such individuals are different from those governing U.S. See similar questions...

We ask for your date of birth (DOB) in order to verify your password and to mitigate system security risk. The only way we can reset your password is to verify that you are who you say you are by matching not only your social security number, but also your date of birth. We must verify your identity in the system in order to mitigate security risk. See similar questions...

It is the world standard technology for mobile phones (cell phones or handy's as some folks call them), used in 220 countries and areas, by over 1.57 billion people and counting. It is an acronym for Global System for Mobile Communications. Rogue countries do not use the standard are an amusing group. See similar questions...

Not all GSM providers can afford to have 'land lines' connecting their antennas on the street with the switching station and the rest of the telephone network. If you have ever seen a GSM base station antenna mast, you might notice that some of them have little round 'dishes', or 'beamers' at the side of it. These are the directional antennas for the microwave links that provide the connection to the rest of the network. See similar questions...

New players start the game as characters just escaped from the Matrix. However, you will likely encounter some of the famous characters from the movie trilogy. See similar questions...

Yes. DigiCell uses the same GSM frequency that is used in the USA. When using your phone overseas you will use the DigiCell Roaming Service. No. The Analogue network uses a different technology and the cellular phones for these services are not compatible. See similar questions...

To determine the true value for any health care service, you really need to know the cost and the quality of the provider. In addition to collecting true prices, our website allows consumers to enter comments and recommendations for each provider. Today, many health care sites provide recommendations and content on providers and treatment. We suggest you refer to these sites for further research. ( top ) See similar questions...

Licensing/certification requirements depend on the type of service offered. State licensing is mandatory for Residential Treatment programs. Outpatient Treatment providers should also be certified by the State. Information on licensing, certification, and application forms can be obtained from the State of California Department of Alcohol and Drug Programs, at http://www.adp.cahwnet.gov/. See similar questions...

Federal and state regulations mandate that family planning client information be kept confidential. Because seeking information from third party insurance resources may jeopardize the client’s confidentiality, prior insurance billing is not permitted in the Women’s Health Program. Yes, providers may charge clients for services that are not covered benefits under the Women’s Health Program. See similar questions...

We have distributors who supply first line support in many European countries plus Japan and Korea. We support other countries from our headquarters in Sunnyvale, California. [Further Details] See similar questions...

There are no replacement costs required for the Neo-Tec Ionizers. In the very unlikely event that it requires repair, or that the needlepoint ionizers need to be replaced, then replacement parts are available, though. See similar questions...