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Area Code 262
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Code 262 (southeastern Wisconsin).

Click on the pictures below for a larger version.


Allenton

Photo 2 | Photo 3

Listing Updated:
November 2010

Operating Company:
Frontier/Verizon/GTE

CLLI:
ALNTWIXARS0

Switch Type:
Automatic Electric GTD-5 RSU

Prefixes Served:
(262) 629

Notes:
Originally the Dial equipment was Leigh SXS in 1969, now AE GTD-5 RSU.
Host: Slinger, WI (SLNGWIXADS0).
Photos 2 and 3 are updated photos with the recent sign change to Frontier
Source: Joe in WI

 

Big Bend

Listing Updated:
June 2014

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
BGBNWI11RS0

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(262) 662

Notes:
Originally an independent telephone company. Bell system acquired in the 50's and put in a SXS now a 5ESS remote.
Source: Joe in WI

 

 

Bohners Lake

 

Listing Updated:
June 2016

Operating Company:
TDS/Burlington, Brighton & Wheatland Telephone

CLLI:
BHLKWIXADS1

Switch Type:
Nokia Networks EWSD

Prefixes Served:
(262) 539

Notes:
Originally was a WE SxS switch.
Source: Joe in WI

 

Bristol

Listing Updated:
August 2013

Operating Company:
Frontier/Verizon/GTE

CLLI:
BRSTWIXADS0

Switch Type:
Automatic Electric GTD-5

Prefixes Served:
(262) 857

Notes:
Was a SXS until the 1990s. CO building built in the middle of nowhere.
Source: Joe in WI

 

Burlington

Listing Updated:
June 2016

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
BURLWI11RS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(262) 757, 763, 767

Notes:
Originally was a WE SxS switch.
Source: Joe in WI

 

Caledonia

Listing Updated:
August 2013

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
CLDNWI14RS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(262) 835

Notes:
Orginally was a SxS switch.
Source: Joe in WI

 

Delafield

Listing Updated:
October 2014

Operating Company:
CenturyLink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
DLFDWIXARS0

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(262) 646

Notes:
Originally a Stromberg-Carlson XY Step by Step.
Source: Joe in WI

 

Dousman

Listing Updated:
October 2014

Operating Company:
CenturyLink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
DSMNWIXARS0

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(262) 965

Notes:
Originally a Stromberg-Carlson ESC.
Source: Joe in WI

 

Eagle

Listing Updated:
October 2014

Operating Company:
CenturyLink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
EAGLWIXARS0

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(262) 594

Notes:
Originally a Stromberg-Carlson XY Step by Step.
Source: Joe in WI

 

East Troy

Listing Updated:
October 2014

Operating Company:
CenturyLink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
ETRYWIXARS0

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(262) 642

Notes:
Originally a Stromberg-Carlson ESC.
Source: Joe in WI

 

Genesee

Listing Updated:
October 2014

Operating Company:
CenturyLink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
GENSWIXARS0

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(262) 968

Notes:
Originally a Stromberg-Carlson XY Step by Step.
Source: Joe in WI

 

Hartford

Listing Updated:
February 2009

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
HRFRWI11RS1

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(262) 670, 673

Notes:
Originally was an #5 Crossbar switch.
Host: Menomonee Falls (MILWWI31DS0)
Source: Joe in WI

 

Hartland

Photo 2 | Photo 3

Listing Updated:
February 2009

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
HRLDWI11DSA

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(262) 367, 369, 538, 966

Notes:
Original Office EXchange name: FOrest-7.
Photo 2: Original office when It was a Manual exchange phone office located on 2nd floor.
Photo 3: When Changed to Dial in 1947 this building was built for the CDO.
Current photo: When change to 1ESS in 1970 and at that time North lake 966 and Merton 538 where also moved here in this building  in this building. 1AESS changed to DMS-100 in late 90's.
Before 1970 North lake 966 and Merton 538 were owned by General Telephone and both had Leigh offices. also Merton had a different exchange number it was changed to 538 when Wisconsin telephone took it over.
Source: Joe in WI

 

Hubertus

Listing Updated:
August 2013

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
HBTSWI11DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(262) 628

Notes:
Originally GTE until the later 1960s, then sold to  Wisconsin Telephone. Originally a Leich Step by Step, then a WECO 1 ESS and is now a DMS-100.
Source: Joe in WI

 

 

Jackson

 

Listing Updated:
October 2014

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
JCSNWI11DSA

Switch Type:
Nokia Networks EWSD DE4

Prefixes Served:
(262) 677

Notes:
Originally a CDO Step by Step. It did not have Touch Tone convertors installed. It was cut to digital in 1985.
Source: Joe in WI

 

Kenosha

"10th Street"

Photo 2

Listing Updated:
July 2015

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
KENOWI01DS0

Switch Type:
Nokia Networks DE5

Prefixes Served:
(262) 564, 605, 652-4, 656-8

Notes:
First central office in Wisconsin to get dial service (panel office switch) in 1930. Source: Joe in WI

 

Kenosha

"Pleasant Prairie"

Listing Updated:
August 2013

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
PLPRWI11RS0

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(262) 947

Notes:
A relatively new central office building.
Source: Joe in WI

 

Kenosha

"South"

Listing Updated:
August 2013

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
KENOWI11DSA

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(262) 694, 697, 942, 948

Notes:
Originally a #5 crossbar switch.
Source: Joe in WI

 

Kewaskum

Listing Updated:
August 2013

Operating Company:
Frontier/Verizon/GTE

CLLI:
KWSKWIXARS2

Switch Type:
Automatic Electric GTD-5 Remote

Prefixes Served:
(262) 626

Notes:
Originally an AE SxS switch. Cut to digital in 1996.
Source: Joe in WI

 

Menomonee Falls

Listing Updated:
January 2011

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
MNFLWI32DSA

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(262) 250-1, 253, 255, 257, 502, 532

Notes:
Host Switch for 262-673 Hartford WI  Original Switch was a 5XB with exchanges 251-253-255 only. This switch serves Menomonee Falls proper except southern exchange.
Source: Joe in WI

 

Milwaukee Zone 2

"Fairway Drive"

Listing Updated:
June 2007

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
MILWWI45DS1

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(262) 641, 780, 782, 784-7, 796-7
(414) 566

Notes:
Originally was a #5 Crossbar switch
Old EXchange Name: SUnset (782, 784, 786)
Regional tandem for Milwaukee suburbs
Also serves (414) 566 in Milwaukee Zone 1.
Source: Joe in WI

 

Milwaukee Zone 2

"Pilgrim"

Listing Updated:
January 2011

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
MILWWI31DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(262) 252, 373, 703, 781, 783, 790

Notes:
Original Switch was a 5XB and had exchanges 781-783 only. Servers northern Brookfield and southern Menomonee Falls.
Source: Joe in WI

 

Mukwonago

Listing Updated:
October 2014

Operating Company:
CenturyLink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
MKWNWIXARS0

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(262) 363

Notes:
Originally a Stromberg-Carlson XY Step by Step.
Source: Joe in WI

 

Muskego

Listing Updated:
October 2014

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
MSKGWI36DSA

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(262) 679, 971
(414) 422

Notes:
Also serves parts of Milwaukee Zone 3. Built due to a growing suburb. Originally was a Number 5 Crossbar.
Source: Joe in WI

 

 

Newberg

 

Listing Updated:
October 2014

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
NWBGWI11RS0

Switch Type:
Nokia Networks EWSD DLU

Prefixes Served:
(262) 675

Notes:
Originally a CDO Step by Step. It did not have Touch Tone convertors installed. It was cut to digital in 1985.
Source: Joe in WI

 

New Berlin

(Milwaukee CLEC)

Photo 2

 

Listing Updated:
June 2007

Operating Company:
TDS Telecom

CLLI:
NWBLWICYDS0
NWBLWICYDS1

Switch Type:
Nokia-Siemens EWSD

Prefixes Served:
DS0: Various 262, 414 and 920 numbers
DS1: (414) 292

Notes:
CLEC that serves Milwuakee and other nearby towns. Tower is US Cellular. Photo 2 shows a close up of the tower.
Source: Joe in WI

 

North Prairie

Listing Updated:
October 2014

Operating Company:
CenturyLink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
NPRRWIXADSA

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(262) 392

Notes:
Original headquarters of Northwest Telephone company and later regional heqdquarters of PIT and now CenutryLink. Originally a Stromberg-Carlson XY Step by Step switch which also acted at tandem for their other exchanges.
Source: Joe in WI

 

Oconomowoc

Listing Updated:
October 2014

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
OCNMWI11DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(262) 200, 560, 567,569

Notes:
Originally a CDO Step office, changed to 1AESS on Sept 1979.
Source: Joe in WI

 

Palmyra

Listing Updated:
October 2014

Operating Company:
CenturyLink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
PLMYWIXARS0

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(262) 495, 588

Notes:
Originally a Stromberg-Carlson XY Step by Step.
Source: Joe in WI

 

Parkside

Listing Updated:
August 2013

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
PRSDWI11DS0
PRSDWI11RS0

Switch Type:
DS0: Nokia Networks Networks EWSD
RS0: Alcatel/Lucent 5ESS Remote

Prefixes Served:
DS0: (262) 551-4, 597-8
RS0: (262) 595

Notes:
Also serves parts of Kenosha and Racine.
Source: Joe in WI

 

Pewaukee

Listing Updated:
February 2009

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
PEWKWI40DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(262) 691, 695

Notes:
Pewaukee had dial service in 1947 via a CDO but was changed (probably because the CDO was outgrown) in the 60s to 5XB. Upgraded in 1985 to a DMS-100.
Source: Joe in WI.

 

Racine

"7th Street" (Main)

Listing Updated:
August 2013

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
RACNWI01DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(262) 260, 619, 631-8, 664, 687

Notes:
Notice the microwave tower on top.
Source: Joe in WI

 

Racine

"Caledonia"

Listing Updated:
August 2013

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
RACNWI11DSA

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(262) 639, 681, 752

Notes:
Originally was a #5 crossbar switch.
Source: Joe in WI

 

Racine

"Sturtevant"

Listing Updated:
August 2013

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
STRTWI11DS0

Switch Type:
Nokia Networks Networks EWSD

Prefixes Served:
(262) 321, 884, 886

Notes:
Source: Joe in WI

 

Somers

Listing Updated:
August 2013

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
SMRSWI11RS0

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(262) 859

Notes:
A central office building right next to a corn field.
Source: Joe in WI

 

Sullivan

Listing Updated:
October 2014

Operating Company:
CenturyLink/CenturyTel/PTI/Northwest Telephone Company/Sullivan Telephone Company

CLLI:
SLLVWIXARS0

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(262) 587, 593

Notes:
Originally a Stromberg-Carlson XY Step by Step.
Source: Joe in WI

 

Sussex

Listing Updated:
August 2013

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
SUSXWI46DS1

Switch Type:
Nokia Networks Networks EWSD

Prefixes Served:
(262) 246, 820

Notes:
This was originally The Lisbon Telephone company and was manual until 1960 When Wisconsin Telephone bought them out and
installed A CDO step The step was located in the building behind this one which was torn down when the new building was built for the new
switch which was a DMS-10 up graded to a DMS-100 now a EWSD.
Source: Joe in WI

 

Union Grove

Listing Updated:
June 2014

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
UNGVWI11RS0

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(262) 878

Notes:
Always Bell system original switch was a WE SXS switch was changed in late 90's to 5ESS remote.
Source: Joe in WI

 

Waterford

Listing Updated:
June 2014

Operating Company:
TDS/Southeast Telephone of Wisconsin

CLLI:
WTFRWIXADS1

Switch Type:
Nokia Networks EWSD DE5

Prefixes Served:
(262) 514, 534

Notes:
Originally Southeast telephone Co acquired by TDS Telecom about 4 years ago original switch was a Nippon Digital switch TDS put in an EWSD Remote.
Source: Joe in WI

 

Waukesha

Listing Updated:
October 2014

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
WKSHWI47DSA

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(262) 446, 513, 521, 524, 542, 544, 547-9, 574, 650, 896, 928, 970

Notes:
Originally a Step by Step switch, replaced by a 1ESS in 1969.
Source: Joe in WI

 

West Bend

Listing Updated:
September 2007

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
WBNDWI01DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(262) 306, 334-5, 338, 365

Notes:
This CO was a SxS until 1970, then 1ESS/1AESS until 1990, now a Lucent 5ESS.
Source: Joe in WI

 

Wheatland

Listing Updated:
June 2016

Operating Company:
TDS/Burlington, Brighton & Wheatland Telephone

CLLI:
WTLDWIXARS0

Switch Type:
Nokia Networks EWSD Remote

Prefixes Served:
(262) 537

Notes:
Originally was a Stromberg-Carlson XY switch.
Source: Joe in WI

 

Wind Lake

Listing Updated:
October 2014

Operating Company:
TDS Telecom/Southeast Telephone of Wisconsin

CLLI:
WDLKWIXADS1

Switch Type:
Nokia Networks EWSD DE5

Prefixes Served:
(262) 895

Notes:
Originally a Step by Step switch until the 90's then a Nippon Digital Switch now a EWSD DE5.
Source: Joe in WI

 

 


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Page last modified June 5, 2016
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