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 605
Telephone Central Office Building Pictures

The following are respresntative examples of telephone central office buildings in Area Code 605 (South Dakota).

Click on the pictures below for a larger version.


Aberdeen

Listing Updated:
January 2011

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
ABRDSDCODS0

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(605) 225-6, 229, 377, 622, 626

Notes:
Source: B. Mitchell in SD

 

Belle Fourche

Listing Updated:
September 2012

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
BLFRSDCORS1

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(307) 896
(605) 892

Notes:
Also serves West Belle Fourche, WY.
Source: B. Mitchell in SD

 

Custer

Listing Updated:
September 2012

Operating Company:
Vivian Telephone Co.

CLLI:
CSTRSDXADS1

Switch Type:
Genband/Nortel DMS-10 Host

Prefixes Served:
(605) 673

Notes:
Source: B. Mitchell in SD

 

Hermosa

Listing Updated:
November 2010

Operating Company:
Ft. Randall Telephone dba Mt. Rushmore Telephone

CLLI:
HRMSSDXARS1

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(605)  255

Notes:
Source: B. Mitchell in SD

 

Highmore

Photo 2

Listing Updated:
January 2012

Operating Company:
Venture Telephone Co-op/Sully Buttes Telephone Co-op

CLLI:
HGHMSDXADS0

Switch Type:
Genband/Nortel DMS-10

Prefixes Served:
(605)  852, 875

Notes:
Also serves Harrold, SD.
Source: B. Mitchell in SD

 

Hill City

Listing Updated:
June 2010

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
HLCYSDCORS1

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(605)  574

Notes:
Source: B. Mitchell in SD

 

Hot Springs

Listing Updated:
September 2012

Operating Company:
Golden West Telephone Co.

CLLI:
HTSPSDXADS2

Switch Type:
Genband/Nortel DMS-10

Prefixes Served:
(308) 453
(605) 459, 745

Notes:
Also serves Ardmore, SD and South Ardmore, NE.
Source: B. Mitchell in SD

 

Keystone

Listing Updated:
November 2010

Operating Company:
Ft. Randall Telephone dba Mt. Rushmore Telephone

CLLI:
KYSTSDXADS1

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(605) 666

Notes:
Source: B. Mitchell in SD

 

Midland

Listing Updated:
January 2011

Operating Company:
Golden West Telephone Cooperative

CLLI:
MDLDSDXARS2

Switch Type:
Genband/Nortel DMS-10 RLCM

Prefixes Served:
(605) 843

Notes:
Source: B. Mitchell in SD

 

Miller

Listing Updated:
January 2011

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
MLLRSDCORS1

Switch Type:
Ericsson AXE-10 Remote

Prefixes Served:
(605) 853

Notes:
Source: B. Mitchell in SD

 

Philip

Listing Updated:
January 2011

Operating Company:
Golden State Telephone Cooperative

CLLI:
PHLPSDXADS1

Switch Type:
Genband/Nortel DMS-10 Host

Prefixes Served:
(605) 859

Notes:
Source: B. Mitchell in SD

 

Pierre

Listing Updated:
November 2011

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
PIRRSDCODS6

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(605) 224, 773, 776, 945

Notes:
Source: TCO

 

Pierre

"Fort Pierre"

Listing Updated:
January 2011

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
FTPRSDCERS1

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(605) 223

Notes:
Source: B. Mitchell in SD

 

Rapid City

Listing Updated:
August 2010

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
RPCYSDCODS1

Switch Type:
Alcatel/Lucent 5ESS Host & Tandem

Prefixes Served:
(605) 341-3, 348, 355, 388, 394, 399, 727, 737, 877

Notes:
 

 

Rapid City

"Blackhawk"

Listing Updated:
November 2011

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
BLHKSDCERS1

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(605) 786-7

Notes:
Source: TCO

 

Rapid City

"Rapid Valley"

Listing Updated:
November 2011

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
RPVYSDCORS1

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(605) 393

Notes:
Source: TCO

 

Rapid City

(CLEC)

Listing Updated:
June 2010

Operating Company:
Knology (Prairiewave Black Hills)

CLLI:
RPCYSD01DS0

Switch Type:
Genband/Nortel DMS-500

Prefixes Served:
(605) 716-23

Notes:
Source: B. Mitchell in SD

 

Redfield

Listing Updated:
November 2011

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
RDFDSDCORS1

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(605) 472

Notes:
Source: TCO

 

Spearfish

Listing Updated:
January 2012

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
SPRFSDCORS1

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(307) 643
(605) 642, 644

Notes:
Also serves West Spearfish, WY.
Source: B. Mitchell in SD

 

Spearfish

"Deadwood"

Listing Updated:
November 2011

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
DDWDSDCORS1

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(605) 578

Notes:
Source: TCO

 

Spearfish

"Lead"

Listing Updated:
September 2012

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
LEADSDCORS1

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(605) 584

Notes:
Source: B. Mitchell in SD

 

Spearfish

"Whitewood"

Listing Updated:
November 2011

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
WHWDSDCORS1

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(605) 269

Notes:
Source: B. Mitchell in SD

 

 

Sioux Falls

Photo 2

 

Listing Updated:
August 2010

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
DS0: SXFLSDCODS0
DS1: SXFLSDCODS1
DS2: SXFLSDCODS2

Switch Type:
DS0: Ericsson AXE10 (host only)
DS1: Alcatel/Lucent 5ESS (host/tandem)
DS2: Alcatel/Lucent 5ESS (local end office)

Prefixes Served:
DS2: (605)  312, 322, 320, 330-6, 338-9, 357, 367, 373, 575, 731, 782, 977-8, 988

Notes:
This particular office has three switches. DS0 is an Ericsson AXE10 host/tandem but does not serve any local prefixes. DS1 is an A/L 5ESS host/tandem and it does not serve any local prefixes. The DS2 is also an A/L 5ESS but this is a local end office.

 

Sturgis

Listing Updated:
November 2011

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
STRGSDCORS1

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(605) 347, 423

Notes:
Source: TCO

 

Wall

Listing Updated:
November 2011

Operating Company:
Golden West Telecommunications

CLLI:
WALLSDXADS1

Switch Type:
Genband/Nortel DMS-10 Host

Prefixes Served:
(605) 279, 386, 457, 798, 993

Notes:
This central office also serves the following communities: Quinn, Creighton, Wicksville, Wasta
Source: TCO

 

 


Copyright 2012 Telephone Central Office Building Pictures
Page last modified September 3, 2012
Contact us for more information