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Area Code 608
Telephone Central Office Building Pictures

The following are respresntative examples of telephone central office buildings in Area Code 608 (southwestern Wisconsin).

Click on the pictures below for a larger version.


Adams

Photo 2 | Photo 3

Listing Updated:
November 2010/June 2007

Operating Company:
Frontier/Verizon/GTE

CLLI:
ADMSWIXARS0

Switch Type:
Automatic Electric GTD-5 RSU

Prefixes Served:
(608) 339

Notes:
Orignally was an Automatic Electric Step by Step switch, then a Vidar switch (circa 1980), and now an Automatic Electric RSU (circa 2003).
Host: Mauston (MSTNWIXADS1).
Photo 2 wasthe original picture taken in June 2007 when it was Verizon. Photo 3 is an Automatic Electric CO controlled payphone with new Frontier instruction cards (June 2011). Source: Joe in WI

 

Baraboo

Photo 2 | Photo 3

Listing Updated:
October 2011

Operating Company:
CenturyLink/CenturyTel/SBC/Ameritech/Wisconsin Telephone

CLLI:
BARBWI01DSA

Switch Type:
Nokia Siemens EWSD DE4

Prefixes Served:
(608) 355-6

Notes:
Original Central Office during manual days is located across the street from current CO (Photo 2). Notice you can see the old Wisconsin Telephone lettering in Photo 3. First central office switch was a Western Electric CDO with newer CDO ring. Switch is now an EWSD.  This area was sold off to CenturyTel which is now CenturyLink.
Source: Joe in WI

 

Briggsville

Listing Updated:
June 2007

Operating Company:
Frontier/Verizon/GTE

CLLI:
BRGVWIXARS0

Switch Type:
Automatic Electric GTD-5 RSU

Prefixes Served:
(608) 340, 981

Notes:
Orignally was an Automatic Electric Step by Step switch. This was one of the last central offices in the state cut to a digital switch (around 1999).
Host: Wisconsin Dells (WIDLWIXADS0)
Source: Joe in WI

 

Brooks

Photo 2

Listing Updated:
April 2007

Operating Company:
Marquette-Adams Telephone Cooperative

CLLI:
BRKSWIXARS0

Switch Type:
Nokia Siemens DCO remote

Prefixes Served:
(608) 584

Notes:
At one time was a Leich Step by Step switch.
Host: Oxford (OXFRWIXADS1).
Photo 2 shows an old pay phone booth, located in town of Easton. Calls are 25 cents. Phone does not work too well. Touch tone buttons are badn and hook has lots of static. Phone can be called. The light dows work. This booth may be the last one by this phone company, as the 2 pay phones outside the company HQ are now gone.
Source: Joe in WI

 

De Forest

Listing Updated:
June 2007

Operating Company:
CenturyLink/CenturyTel

CLLI:
DFRSWIXADS1

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(608) 842, 846

Notes:
Source: Joe in WI

 

Endeavor

Listing Updated:
July 2015

Operating Company:
Marquette-Adams Telephone Co-op

CLLI:
(none)

Switch Type:
(remote off of a Metaswitch VP3510)

Prefixes Served:
(608) 587

Notes:
This central office originally was a DCO remote, but now appears to be a packet switch remote. Source: Joe in WI

 

Lodi

Listing Updated:
March 2009

Operating Company:
Frontier/Verizon/GTE

CLLI:
LODIWIXARS0

Switch Type:
Automatic Electric GTD-5 RSU

Prefixes Served:
(608) 592

Notes:
Originally an independent telephone company that was later purchased by GTE. Orignally a Stromberg XY switch. Host switch in Saulk City.
Source: Joe in WI

 

Lyndon Station

Listing Updated:
April 2007

Operating Company:
Frontier/Verizon/GTE

CLLI:
LYSTWIXARL0

Switch Type:
RTDISC-S

Prefixes Served:
(608) 666

Notes:
Host: Wisconsin Dells (WIDLWIXADS0)
At one time was a Vidar remote off of the Mauston WI switch. Before that it was a Leich step by step switch.
Source: Joe in WI

 

Mauston

Listing Updated:
June 2007

Operating Company:
Frontier/Verizon/GTE

CLLI:
MSTNWIXADS1

Switch Type:
Automatic Electric GTD-5EAX

Prefixes Served:
(608) 350, 847

Notes:
Had a Vidar switch circa 1980, GTD-5EAX was added later. Vidar customers were later folded into GTD-5EAX in 2003. Pay phone is central office controlled.
Source: Joe in WI

 

Merrimac

Photo 2

Listing Updated:
June 2007

Operating Company:
Frontier/Verizon/GTE

CLLI:
MRMCWIXARS0

Switch Type:
Automatic Electic GTD-5 RSU

Prefixes Served:
(608) 493

Notes:
Photo 2 is a central office controlled pay phone.
Host: Sauk City (SKCYWIXADS0)
Source: Joe in WI

 

Monroe Center

Listing Updated:
August 2014

Operating Company:
Frontier/Verizon/GTE

CLLI:
MNCTWIXARS1

Switch Type:
Automatic Electic GTD-5 RSU

Prefixes Served:
(608) 564

Notes:
Early Vidar digital remote circa 1979 off of Adams central office. This CO is in the middle of nowhere. Mailing address is Arkdake, WI. Real address Town of Big Flats. Source: Joe in WI

 

Montello

Listing Updated:
April 2007

Operating Company:
Frontier/Verizon/GTE

CLLI:
MTLLWIXARS0

Switch Type:
Automatic Electric GTD-5 RSU

Prefixes Served:
(608) 297

Notes:
Host: Portage (PRTGWIXADS0)
Source: Joe in WI

 

 

Necedah

 

Listing Updated:
September 2011

Operating Company:
TDS/Central State Telephone

CLLI:
NCDHWIXADS2

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(608) 565

Notes:
Source: Joe in WI

 

North Freedom

Listing Updated:
April 2007

Operating Company:
CenturyLink/CenturyTel

CLLI:
NFDMWI11RS0

Switch Type:
Nokia Siemens EWSD Remote

Prefixes Served:
(608) 522

Notes:
Originally was a Community Dial Office Step by Step switch (with new ring). Was SBC/ Ameritech/Wisconsin Bell before it was sold to CenturyTel
Host: Baraboo (BARBWI01DSA)
Source: Joe in WI

 

Oxford

Listing Updated:
April 2007

Operating Company:
Marquette-Adams Telephone Cooperative

CLLI:
OXFRWIXADS1

Switch Type:
Packet Switch (unknown type)

Prefixes Served:
(608) 586

Notes:
Originally Was Leigh SXS, then Stromberg-Carlson DCO, later EWSD and now a packet switch.
Source: Joe in WI

 

Plain

Listing Updated:
April 2011

Operating Company:
Frontier/Verizon/GTE

CLLI:
PLANWIXARS3

Switch Type:
RS (probably an AE-RSU)

Prefixes Served:
(608) 546

Notes:
Source: Joe in WI

 

Portage

Photo 2

Listing Updated:
June 2011

Operating Company:
Frontier/Verizon/GTE

CLLI:
PRTGWIXADS0

Switch Type:
Automatic Electric GTD-5EAX

Prefixes Served:
(608) 742, 745

Notes:
Photo 2 shows a closeup of the original telephone building, when it was a manual switchboard, built in 1914. Source: Joe in WI

 

Reedsburg

Listing Updated:
July 2015

Operating Company:
Frontier/Verizon/GTE

CLLI:
RDBGWIXADS0

Switch Type:
Automatic Electric GTD-5 EAX

Prefixes Served:
(608) 524

Notes:
Source: Joe in WI

 

Sauk City

Photo 2

Listing Updated:
April 2011/September 2007

Operating Company:
Frontier/Verizon/GTE

CLLI:
SKCYWIXADS0

Switch Type:
Automatic Electric GTD-5EAX

Prefixes Served:
(608) 643, 644

Notes:
Picture from the Verizon days (April 2007) in Photo 2. Was a manual exchange until 1962 than an AE SXS untill 1989, now a GTD-5.
Source: Joe in WI

 

 

Sparta

 

Listing Updated:
September 2011

Operating Company:
CenturyLink/CenturyTel/GTE

CLLI:
SPRTWIXADS1

Switch Type:
Nokia Siemens DCO

Prefixes Served:
(608) 269, 366, 368

Notes:
Source: Joe in WI

 

Sun Prairie

Listing Updated:
August 2014

Operating Company:
Frontier/Verizon/GTE

CLLI:
SNPRWIXADS0

Switch Type:
Genband/Nortel DMS-100/200

Prefixes Served:
(608) 825, 834, 837

Notes:
First office to have an Automatic Electric 2AEX switch around mid 70s. Source: Joe in WI

 

Westfield

Photo 2

Listing Updated:
July 2015 / April 2007

Operating Company:
Frontier/Verizon/GTE

CLLI:
WSFDWIXARS0

Switch Type:
Automatic Electric GTD-5 RSU

Prefixes Served:
(608) 296

Notes:
Host: Portage (PRTGWIXADS0)
Photo 2 is from 2007 when it was Verizon. Source: Joe in WI

 

Wisconsin Dells

Photo 2 | Photo 3

Listing Updated:
April 2011 / April 2007

Operating Company:
Frontier/Verizon/GTE

CLLI:
WIDLWIXADS0

Switch Type:
Automatic Electric GTD-5 EAX

Prefixes Served:
(608) 253-4

Notes:
Picture from the Verizon days (April 2007) in Photo 2. Was an Automatic Elextric Step by Step with 4th selector (2 exchanges) until the early 90's. Photo 3 is a payphone booth with the new Frontier signage from June 2011.
Source: Joe in WI

 

 


Copyright 2015 Telephone Central Office Building Pictures
Page last modified July 19, 2015
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