When.com Web Search

  1. Ad

    related to: at&t cell tower coverage map by zip code

Search results

  1. Results From The WOW.Com Content Network
  2. AT&T outage in Oklahoma? Where to see network maps at ... - AOL

    www.aol.com/t-outage-oklahoma-where-see...

    Here's where to find outage maps using AT&T, Verizon, T-Mobile and DownDetector. Service power outages can really damage your plans for the day. Here's where to find outage maps using AT&T ...

  3. Coverage map - Wikipedia

    en.wikipedia.org/wiki/Coverage_map

    A coverage map may be produced to indicate the area in which a certain signal strength is delivered. [1] Even if it is 100% accurate (which it never is), a major factor on whether a signal is receivable depends very much on whether the receiving apparatus is sensitive enough to use a signal of that level.

  4. List of mobile virtual network operators in the United States

    en.wikipedia.org/wiki/List_of_mobile_virtual...

    Mobile virtual network operators (MVNOs) in the United States lease wireless telephone and data service from the four major cellular carriers in the country—AT&T Mobility, Boost Mobile, T-Mobile US, and Verizon—and offer various levels of free and/or paid talk, text and data services to their customers.

  5. Cell site - Wikipedia

    en.wikipedia.org/wiki/Cell_site

    Cellular lattice tower A cell tower in Peristeri, Greece. A cell site, cell phone tower, cell base tower, or cellular base station is a cellular-enabled mobile device site where antennas and electronic communications equipment are placed (typically on a radio mast, tower, or other raised structure) to create a cell, or adjacent cells, in a cellular network.

  6. Cellular network - Wikipedia

    en.wikipedia.org/wiki/Cellular_network

    Cell towers frequently use a directional signal to improve reception in higher-traffic areas. In the United States, the Federal Communications Commission (FCC) limits omnidirectional cell tower signals to 100 watts of power. If the tower has directional antennas, the FCC allows the cell operator to emit up to 500 watts of effective radiated ...

  7. Wireless Infrastructure Association - Wikipedia

    en.wikipedia.org/wiki/Wireless_Infrastructure...

    If two or more wireless providers share a cell tower, the state/local agencies must process the applications within 90 days. The agencies must process applications within 150 days for new cell towers. [31] Public safety: According to WIA, 70 percent of calls to 9-1-1 are made from wireless devices like cell phones and smart phones. [32]

  8. Cellular frequencies in the United States - Wikipedia

    en.wikipedia.org/wiki/Cellular_frequencies_in...

    The 700 MHz band was auctioned in early 2008 using spectrum previously used by television stations' analog broadcasts, with Verizon Wireless and AT&T Mobility winning the majority of available spectrum. Qualcomm and Echostar were winners of a significant amount of broadcast-oriented spectrum. Verizon Wireless will use the upper band of the 700 ...

  9. GSM Cell ID - Wikipedia

    en.wikipedia.org/wiki/GSM_Cell_ID

    CellMapper - cellular coverage and tower map; OpenCellID - an open source project, aiming to create a complete database of Cell IDs worldwide, with their locations; cellidfinder - Find the coordinates of any known CellID. Navizon - cloud service with API to locate wireless devices using a global database of WiFi access points and Cell-ID locations