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Area Code 517
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Code 517 (Michigan).

Click on the pictures below for a larger version.


Bath
 

Listing Updated:
October 2023

Operating Company:
Frontier/Verizon/GTE/Contel

CLLI:
BATHMIXGRS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(517) 641

Notes:
Source: Austin B.

 

Lansing

"East Lansing"
 

Listing Updated:
August 2019

Operating Company:
at&t/SBC/Ameritech/Michigan Bell

CLLI:
ELNSMIMNDS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(517) 203, 324, 332-3, 336-7, 351, 353, 355, 432, 664, 884

Notes:
Source: GSV

 

Lansing

"Haslett"

Photo 2 | Photo 3 | Photo 4 | Photo 5
 

Listing Updated:
October 2023

Operating Company:
at&t/SBC/Ameritech/Michigan Bell

CLLI:
HSLTMIHSRSA

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(517) 339, 575

Notes:
Source: Austin B.

 

Lansing

"Okemos"

Photo 2 | Photo 3 | Photo 4
 

Listing Updated:
October 2023

Operating Company:
at&t/SBC/Ameritech/Michigan Bell

CLLI:
OKMSMIMNDS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(517) 347, 349, 381, 706

Notes:
Source: Austin B.

 

Webberville
 

Listing Updated:
September 2023

Operating Company:
Frontier/Verizon/GTE/Contel

CLLI:
WBVLMIXJDS0

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(517) 521

Notes:
Source: GSV

 

Visit other Michigan Area Codes: 231 248 269 313 517 586 616 734 810 906 989

Visit nearby regions: Indiana Ohio Ontario Wisconsin 


Copyright 2023 Telephone Central Office Building Pictures
Page last modified November 8, 2023
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