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  2. Wireless Communications Service - Wikipedia

    en.wikipedia.org/wiki/Wireless_Communications...

    The most common use of WCS spectrum is mobile voice and data services, including cell phone, text messaging, and Internet. [1] There are four blocks in WCS: [1] A Block (2305–2310 and 2350–2355 MHz) B Block (2310–2315 and 2355–2360 MHz) C Block (2315–2320 MHz) D Block (2345–2350 MHz)

  3. 2008 United States wireless spectrum auction - Wikipedia

    en.wikipedia.org/wiki/2008_United_States...

    Block D – Amid some controversy, no licenses were sold in Block D because the reserve price was not met. [28] The FCC had set the reserve price on the spectrum at $1.3 billion, but the highest bidder only bid $472 million. [29] This piece of spectrum remains unsold and has not been scheduled for another auction. [23]

  4. Cellular frequencies in the United States - Wikipedia

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

    The B block of spectrum was awarded to a local wireline carrier that provided landline telephone service in the CMA. The A block was awarded to non-wireline carriers. In 1986, the FCC allocated an additional 5 MHz of spectrum for each channel block, raising the total amount of spectrum per block to the current total of 25 MHz. [ 3 ]

  5. Need to Make a Private Call? Here's How to Block Your Number

    www.aol.com/private-call-heres-block-number...

    If your cell phone carrier does not allow you to block your number, there are still a few timeless methods that work for making private calls. One longtime favorite is using *67, and it's ...

  6. 30 Scam Phone Numbers To Block and Area Codes To Avoid - AOL

    www.aol.com/finance/19-dangerous-scam-phone...

    What phone number can I call to report a spam call? You can call 888-382-1222 or visit DoNotCall.gov to report spam calls, telemarketers or robo-callers. Are 877 numbers spam?

  7. How to Unblock Someone on Your iPhone - AOL

    www.aol.com/unblock-someone-iphone-231828407.html

    Apple: “Block phone numbers, contacts, and emails on your iPhone, iPad, or iPod touch” Various apple devices connecting using Airdrop connection over wifi. An iphone, ipad, and macbook on top ...

  8. Spectrum auction - Wikipedia

    en.wikipedia.org/wiki/Spectrum_auction

    A spectrum auction is a process whereby a government uses an auction system to sell the rights to transmit signals over specific bands of the electromagnetic spectrum and to assign scarce spectrum resources. Depending on the specific auction format used, a spectrum auction can last from a single day to several months from the opening bid to the ...

  9. Update AOL Mail settings

    help.aol.com/articles/aol-mail-mail-settings

    1. Click the Block Senders tab. 2. In the box under "Block mail from addresses I specify," enter the email address you want blocked. 3. Click the + icon 4. Alternatively, to remove the address, click the X icon next to the address you want removed.