1.   Companies such as Digital Island that are developing locator technology insist they would never compile the street addresses of users.

2.   Quova, based in Redwood City, Calif., is one of the pioneers of locator technology.

3.   The various locator technologies are not perfect, of course, because users sometimes dial into Internet servers from remote locations.

4.   Regulators hope that cellular companies will begin providing phones with locator technology within two years.

5.   Regulators want manufacturers to begin providing locator technology within two years.