Difference between revisions of "310 260 23251"

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==== Defunct Networks ====
====Defunct Networks====
{| class="wikitable"
{| class="wikitable"
!Frequency Band
!Generation
!Generation
!Protocol
!Protocol
!Notes
!Frequency Band
!Dates of Operation
!Primary Operators
|-
|-
| rowspan="2" |'''850 MHz''' Cellular
|1G
|1G
|AMPS
|[https://en.wikipedia.org/wiki/Advanced_Mobile_Phone_System AMPS]
|Original analog cellular service. Operated from 1983-2009.
|'''850 MHz''' Cellular
|Launched: 1983
Decommissioned: 2008-2009
|Verizon, AT&T
|-
|-
| rowspan="2" |2G
| rowspan="6" |2G
| rowspan="2" |TDMA/D-AMPS
| rowspan="2" |[https://en.wikipedia.org/wiki/Digital_AMPS TDMA/D-AMPS]
|Original 2G network. Operated from 1993-2009.
|'''850 MHz''' Cellular
| rowspan="2" |Launched: 1993
Decommissioned: 2008-2009
| rowspan="2" |AT&T
|-
|-
|'''1.9 GHz''' PCS
|'''1.9 GHz''' PCS
|Original 2G network. Operated from 1993-2009.
|-
|-
| rowspan="2" |[https://en.wikipedia.org/wiki/IDEN iDEN]
|'''800 MHz''' SMR
|'''800 MHz''' SMR
| rowspan="2" |2G
| rowspan="2" |Launched: 1996
| rowspan="2" |iDEN
Decommissioned: 2013
| rowspan="2" |Used for Push-to-Talk networks by companies such as Nextel (later Sprint).
| rowspan="2" |Nextel/Sprint
Operated from 1996-2013.
|-
|-
|'''900 MHz''' SMR
|'''900 MHz''' SMR
|-
|-
| rowspan="2" |[https://en.wikipedia.org/wiki/GSM GSM]/[https://en.wikipedia.org/wiki/General_Packet_Radio_Service GPRS]/[https://en.wikipedia.org/wiki/Enhanced_Data_rates_for_GSM_Evolution EDGE]
|'''850 MHz''' Cellular
| rowspan="2" |Launched: 1995
Decommissioned: 2017-2023
| rowspan="2" |AT&T, T-Mobile
|-
|'''1.9 GHz''' PCS
|-
|4G
|[https://en.wikipedia.org/wiki/WiMAX WiMAX]
|'''2.5 GHz''' EBS/BRS
|'''2.5 GHz''' EBS/BRS
|4G
|Launched: 2008
|WiMAX
 
|Original 4G network, operated by Clearwire/Sprint.
Decommissioned: 2016
Operated from 2008-2016.
|Clearwire/Sprint
|}<br />
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