Home Page
About Us
FAQ
Listings by US State
Listings by Area Code
Listings by Region
Canada
International
What's New
Links
Contact Us

 

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:
Nokia/Lucent/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 M.

 

Belgium

Listing Updated:
September 2020

Operating Company:
Frontier/Verizon/GTE

CLLI:
BLGMWIXARS0

Switch Type:
Nokia/Lucent/Automatic Electric GTD-5 RSU

Prefixes Served:
(262) 285, 529

Notes:
Source: E. Stadick

 

Big Bend

Listing Updated:
June 2014

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

CLLI:
BGBNWI11RS0

Switch Type:
Nokia/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 M.

 

 

Bohners Lake

 

Listing Updated:
June 2016

Operating Company:
TDS/Burlington, Brighton & Wheatland Telephone

CLLI:
BHLKWIXADS1

Switch Type:
Nokia/Siemens EWSD

Prefixes Served:
(262) 539

Notes:
Originally was a WE SxS switch.
Source: Joe M.

 

Bristol

Listing Updated:
August 2013

Operating Company:
Frontier/Verizon/GTE

CLLI:
BRSTWIXADS0

Switch Type:
Nokia/Lucent/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 M.

 

Burlington

Listing Updated:
June 2016

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

CLLI:
BURLWI11RS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(262) 757, 763, 767

Notes:
Originally was a WE SxS switch.
Source: Joe M.

 

Caledonia

Listing Updated:
August 2013

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

CLLI:
CLDNWI14RS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(262) 835

Notes:
Originally was a SxS switch.
Source: Joe M.

 

Cedarburg

Listing Updated:
July 2021

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

CLLI:
CDBGWI15DSA

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(262) 243, 329, 375-7, 387

Notes:
Also serves parts of Thiensville. Originally was a #5XB switch. Original Exchange name was DRake 5 and DRake 7. Source: Joe M.

 

Delafield

Listing Updated:
October 2014

Operating Company:
Brightspeed/Centurylink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
DLFDWIXARS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(262) 646

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

 

Dousman

Listing Updated:
October 2014

Operating Company:
Brightspeed/Centurylink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
DSMNWIXARS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(262) 965

Notes:
Originally a Stromberg-Carlson ESC.
Source: Joe M.

 

Eagle

Listing Updated:
October 2014

Operating Company:
Brightspeed/Centurylink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
EAGLWIXARS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(262) 594

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

 

East Troy

Listing Updated:
October 2014

Operating Company:
Brightspeed/Centurylink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
ETRYWIXARS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(262) 642

Notes:
Originally a Stromberg-Carlson ESC.
Source: Joe M.

 

Genesee

Listing Updated:
October 2014

Operating Company:
Brightspeed/Centurylink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
GENSWIXARS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(262) 968

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

 

Hartford

Listing Updated:
February 2009

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

CLLI:
HRFRWI11RS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(262) 670, 673

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

 

Hartland

Photo 2 | Photo 3

Listing Updated:
February 2009

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

CLLI:
HRLDWI11DSA

Switch Type:
Ribbon/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 M.

 

Hubertus

Listing Updated:
August 2013

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

CLLI:
HBTSWI11DS0

Switch Type:
Ribbon/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 M.

 

 

Jackson

 

Listing Updated:
October 2014

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

CLLI:
JCSNWI11DSA

Switch Type:
Nokia/Siemens EWSD RSU 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 M.

 

Kenosha

"10th Street"

Photo 2

Listing Updated:
July 2015

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

CLLI:
KENOWI01DS0

Switch Type:
Nokia/Siemens/Stromberg Carlson DCO DE5 RSU

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 M.

 

Kenosha

"Pleasant Prairie"

Listing Updated:
August 2013

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

CLLI:
PLPRWI11RS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(262) 947

Notes:
A relatively new central office building.
Source: Joe M.

 

Kenosha

"South"

Listing Updated:
August 2013

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

CLLI:
KENOWI11DSA

Switch Type:
Nokia/Alcatel/Lucent 5ESS

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

Notes:
Originally a #5 crossbar switch.
Source: Joe M.

 

Kewaskum

Listing Updated:
August 2013

Operating Company:
Frontier/Verizon/GTE

CLLI:
KWSKWIXARS2

Switch Type:
Nokia/Lucent/Automatic Electric GTD-5 Remote

Prefixes Served:
(262) 626

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

 

Menomonee Falls

Listing Updated:
January 2011

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

CLLI:
MNFLWI32DSA

Switch Type:
Nokia/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 M.

 

Milwaukee Zone 2

"Brookfield"

Listing Updated:
October 2021

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

CLLI:
BFTWWI11RS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(262) 717, 798

Notes:
Source: Joe M.

 

Milwaukee Zone 2

"Brookfield Lakes"

Listing Updated:
October 2021

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

CLLI:
BRFDWI11RS3

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(262) 792, 794, 879

Notes:
Source: Joe M.

 

Milwaukee Zone 2

"Fairway Drive"

Listing Updated:
June 2007

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

CLLI:
MILWWI45DS1

Switch Type:
Nokia/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 M.

 

Milwaukee Zone 2

"Pilgrim"

Listing Updated:
January 2011

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

CLLI:
MILWWI31DS0

Switch Type:
Nokia/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 M.

 

Mukwonago

Listing Updated:
October 2014

Operating Company:
Brightspeed/Centurylink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
MKWNWIXARS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(262) 363

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

 

Muskego

Listing Updated:
October 2014

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

CLLI:
MSKGWI36DSA

Switch Type:
Nokia/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 M.

 

 

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 M.

 

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 Milwaukee and other nearby towns. Tower is US Cellular. Photo 2 shows a close up of the tower.
Source: Joe M.

 

North Prairie

Listing Updated:
October 2014

Operating Company:
Brightspeed/Centurylink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
NPRRWIXADSA

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(262) 392

Notes:
Original headquarters of Northwest Telephone company and later regional headquarters 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 M.

 

Oconomowoc

Listing Updated:
October 2014

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

CLLI:
OCNMWI11DS0

Switch Type:
Ribbon/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 M.

 

Palmyra

Listing Updated:
October 2014

Operating Company:
Brightspeed/Centurylink/CenturyTel/PTI/Northwest Telephone Company

CLLI:
PLMYWIXARS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(262) 495, 588

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

 

Parkside

Listing Updated:
August 2013

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

CLLI:
PRSDWI11DS0
PRSDWI11RS0

Switch Type:
DS0: Nokia/Siemens EWSD
RS0: Nokia/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 M.

 

Pewaukee

Listing Updated:
February 2009

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

CLLI:
PEWKWI40DS0

Switch Type:
Ribbon/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 M..

 

Racine

"7th Street" (Main)

Listing Updated:
August 2013

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

CLLI:
RACNWI01DS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

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

Notes:
Notice the microwave tower on top.
Source: Joe M.

 

Racine

"Caledonia"

Listing Updated:
August 2013

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

CLLI:
RACNWI11DSA

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(262) 639, 681, 752

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

 

Racine

"Sturtevant"

Listing Updated:
August 2013

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

CLLI:
STRTWI11DS0

Switch Type:
Nokia/Siemens EWSD

Prefixes Served:
(262) 321, 884, 886

Notes:
Source: Joe M.

 

Somers

Listing Updated:
August 2013

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

CLLI:
SMRSWI11RS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(262) 859

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

 

Sullivan

Listing Updated:
October 2014

Operating Company:
Brightspeed/Centurylink/CenturyTel/PTI/Northwest Telephone Company/Sullivan Telephone Company

CLLI:
SLLVWIXARS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(262) 587, 593

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

 

Sussex

Listing Updated:
August 2013

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

CLLI:
SUSXWI46DS1

Switch Type:
Nokia/Siemens 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 M.

 

Union Grove

Listing Updated:
June 2014

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

CLLI:
UNGVWI11RS0

Switch Type:
Nokia/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 M.

 

Waterford

Listing Updated:
June 2014

Operating Company:
TDS/Southeast Telephone of Wisconsin

CLLI:
WTFRWIXADS1

Switch Type:
Nokia/Siemens 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 M.

 

Waukesha

Listing Updated:
October 2014

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

CLLI:
WKSHWI47DSA

Switch Type:
Ribbon/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 M.

 

West Bend

Listing Updated:
September 2007

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

CLLI:
WBNDWI01DS0

Switch Type:
Nokia/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 M.

 

Wheatland

Listing Updated:
June 2016

Operating Company:
TDS/Burlington, Brighton & Wheatland Telephone

CLLI:
WTLDWIXARS0

Switch Type:
Nokia/Siemens EWSD Remote

Prefixes Served:
(262) 537

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

 

Wind Lake

Listing Updated:
October 2014

Operating Company:
TDS Telecom/Southeast Telephone of Wisconsin

CLLI:
WDLKWIXA0MD

Switch Type:
Point of Interface (unknown switch type)

Prefixes Served:
(262) 895

Notes:
Source: Joe M

 

Visit other Wisconsin Area Codes: 262 414 608 715 920

Visit nearby regions: Illinois Iowa Michigan Minnesota


Copyright 2023 Telephone Central Office Building Pictures
Page last modified February 5, 2023
Contact us for more information