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Area Code 661
Telephone Central Office Building Pictures

The following are respresntative examples of telephone central office buildings in Area Code 661 (California).

Click on the pictures below for a larger version.


Arvin
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
ARVNCA11RS0

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(661) 854-5

Notes:
Source: TCO

 

Bakersfield

"Main"

Photo 2
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
BKFDCA12DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(661) 321-8, 334-7, 394-5, 631-8, 852, 859, 861-4, 868-9

Notes:
Source: TCO

 

Bakersfield

"Empire"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
BKFDCA11DS0

Switch Type:
Genband/Nortel DMS-100/200

Prefixes Served:
(661) 363-4, 366, 808, 817

Notes:
Source: TCO

 

Bakersfield

"Trinity"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
BKFDCA13DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(661) 871-3

Notes:
Source: TCO

 

Bakersfiled-North

"West"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
BKFDCA17DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(661) 587-9, 829

Notes:
Source: TCO

 

Bakersfield-North

"Oildale Export"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
OLDLCA11DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(661) 387, 391-3, 399

Notes:
Source: TCO

 

Bakersfield-South

"Lamont"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
LAMTCA11RS0

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(661) 845

Notes:
Source: TCO

 

Bakersfield-South

"Mettler"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
BKFDCA15RS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(661) 858

Notes:
Source: TCO

 

Bakersfield-South

"Nomad"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
BKFDCA19DS0

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(661) 654, 663-5

Notes:
Source: TCO

 

Bakersfield-South

"Temple"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
BKFDCA14DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(661) 396-8, 827, 831-7

Notes:
Source: TCO

 

Delano
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
DELNCA11DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(661) 720-1, 725

Notes:
Source: TCO

 

Lake Hughes
 

Listing Updated:
September 2013

Operating Company:
Frontier/Verizon/GTE

CLLI:
LKHGCAXFRS1

Switch Type:
Automatic Electric GTD-5 RSU

Prefixes Served:
(661) 724

Notes:
Source: GJB

 

Lancaster
 

Listing Updated:
September 2013

Operating Company:
Frontier/Verizon/GTE

CLLI:
LNCSCAXG94K

Switch Type:
Automatic Electric GTD-5

Prefixes Served:
(661) 723, 726, 728-9, 940, 942, 945, 948-9, 951

Notes:
Source: GJB

 

Lancaster

"Antelope"
 

Listing Updated:
September 2013

Operating Company:
Frontier/Verizon/GTE

CLLI:
LNCSCAXFDS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(661) 423, 727, 946

Notes:
Also serves the Hi Vista ratecenter. Source: GJB

 

Lancaster

"Quartz Hill"

Photo 2
 

Listing Updated:
September 2013

Operating Company:
Frontier/Verizon/GTE

CLLI:
QZHLCAXF94K

Switch Type:
Automatic Electric GTD-5

Prefixes Served:
(661) 718, 722, 943

Notes:
Source: GJB

 

Lebec

"Main"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
LEBCCA11RS0

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(661) 248

Notes:
Source: TCO

 

Lebec

"Frazier Park"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
FZPKCA11RS0

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(661) 245

Notes:
Source: TCO

 

McFarland
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
MCFACAXFRS8

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(661) 792

Notes:
Source: TCO

 

Mojave
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
MOJVCA01RS4

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(661) 824

Notes:
Source: TCO

 

Palmdale: Agua Dulce

"Agua Dulce"

Photo 2
 

Listing Updated:
November 2013

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
AGDLCA11RS0

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(661) 268

Notes:
A remote served out of the Palmdale office. Source: GJB

 

Palmdale: Palmdale

"Acton"

Photo 2
 

Listing Updated:
November 2013

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
ACTNCA11RS1

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(661) 269

Notes:
A remote served out of the Palmdale office. Source: GJB

 

Palmdale: Palmdale DA

"Palmdale"
 

Listing Updated:
September 2013

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
PLDLCA01DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(661) 223-5, 233, 265-7, 272-4, 537-8, 540, 572, 574-5, 789, 947

Notes:
Source: GJB

 

Palmdale: Palmdale DA

"Lake Los Angeles"
 

Listing Updated:
September 2013

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
LKLACA11DS1

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(661) 261, 264

Notes:
Also serves the Big Butte ratecenter. Source: GJB

 

Palmdale: Palmdale DA

"Little Rock"
 

Listing Updated:
September 2013

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
LTRKCA11DS1

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(661) 944

Notes:
Source: GJB

 

Palmdale: Leona Valley DA

"Leona Valley"
 

Listing Updated:
October 2013

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
LNVYCA11RS0

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(661) 270

Notes:
Source: GJB

 

Rosamond
 

Listing Updated:
September 2013

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
RSMDCA11RS3

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(661) 356

Notes:
Source: GJB

 

Santa Clarita: Newhall-Castaic

"Castaic"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
CSTCCA11DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(661) 257, 294-5, 607, 702, 775

Notes:
Source: TCO

 

Santa Clarita: Newhall-Castaic

"Newhall"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
NHLLCA01DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(661) 222, 253-5, 259-60, 284, 286-8, 290-1, 753, 799

Notes:
Source: TCO

 

Santa Clarita:

Saugus-Canyon Country

"Saugus"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
SAGSCA11DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(661) 263, 296-7, 513

Notes:
Source: TCO

 

Santa Clarita:

Saugus-Canyon Country

"Solamint"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
SLMNCA11DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(661) 250-2, 298-9, 424

Notes:
Source: TCO

 

Shafter
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
SHFTCA11DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(661) 746

Notes:
Source: TCO

 

Tehachapi

"Main"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
THCHCA01DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(661) 822-3

Notes:
Source: TCO

 

Tehachapi

"Bear Valley Springs"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
BVSPCA11RS5

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(661) 821

Notes:
Source: TCO

 

Visalia

"Earlimart"
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
ERLMCA11RS0

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(661) 849

Notes:
Source: TCO

 

Wasco
 

Listing Updated:
October 2011

Operating Company:
at&t/SBC/Pacific Telesis/Pacific Telephone

CLLI:
WASCCA01RS0

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(661) 758

Notes:
Source: TCO

 

 


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Page last modified May 30, 2016
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