Try the application CellMapper from the Android market. It creates maps of user-submitted cell signal strength. Some of the areas you are interested in may be covered already, and any new data you submit will help to benefit the community as a whole.
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Try the application CellMapper from the Android market. It creates maps of user-submitted cell signal strength. Some of the areas you are interested in may be covered already, and any new data you submit will help to benefit the community as a whole.