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Public Notice No. 856
Short Term Public Notice Under Rule 51.333
CenturyLink's Internet address: http://www.centurylink.com/disclosures/

Tandem Decommissioning in Arizona

First Implementation Date:

October 5, 2022
Original Date Posted:

May 18, 2022
Summary:

CenturyLink announces the planned decommissioning of the Tucson Local Tandem and Tucson Access Tandem which will be moved to the Tucson Main (TCSNAZMA08T) 5E New Local Tandem and the Tucson Main (TCSNAZMA07T) 5E New Access Tandem. The Telcordia® LERG™ will be updated accordingly to reflect the new homing arrangements for the CenturyLink subtending end offices and the associated NPAXXs effective 10/5/22 for the Local Tandem and 2/8/23 for the Access Tandem.

The decommission date for the TCSNAZMA04T Access and Local Tandem will be input into the LERG once all Providers have changed their Homing.

Locations and Timing of Deployment:

The following gives additional details on the switch decommissioning:
Please note that these tandem functionalities are provided by the same physical machine (Tucson 04T)
Office Name Tucson 04T Local Tandem
Switch ID TCSNAZMA04T
Switch Type DMS200
Point Code 248-035-001
Implementation Date March 10, 2023

All NPANXX's and working Local service will be transferred to:

Office Name Tucson Main Local Tandem
Switch ID TCSNAZMA08T
Switch Type 5E
Point Code 248-035-003
Implementation Date October 5, 2022

And,

Office Name Tucson 04T Access Tandem
Switch ID TCSNAZMA04T
Switch Type DMS200
Point Code 248-035-001
Implementation Date March 10, 2023

All NPANXX's and working Access /LATA / Operator will be transferred to:

Office Name Tucson Main Access Tandem
Switch ID TCSNAZMA07T
Switch Type 5E
Point Code 248-035-003
Implementation Date February 8, 2023
Interface Requirements:

Technical publications for the 5E can be obtained from Nokia.

The LERG™ is available from Telcordia®.

 
Additional Information:

Services providers desiring technical information in conjunction with this notification may contact:

Michelle Stanek
CenturyLink Corporation
700 W Mineral Ave
Littleton, CO 80120
720-567-6913

This Network Disclosure is available as a PDF download. If you need to print Network Disclosures, the PDF file will give you more flexibility and a higher quality printout than will a Web page, which is designed to be viewed with a Web browser. If you need the Adobe Reader, you can download it for free from Adobe's Web site.

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Questions regarding Network Disclosure information can be referred to the individual listed on the Disclosure Announcement, or contact Jamal Boudhaouia, CenturyLink's Manager of Network Disclosures at Jamal.Boudhaouia@CenturyLink.com or (303) 707-8561.
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