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Area Code 626
Telephone Central Office Building Pictures

The following are respresntative examples of telephone central office buildings in Area Code 626 (California).

Click on the pictures below for a larger version.


Alhambra

Photo 2
 

Listing Updated:
October 2011

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

CLLI:
ALHBCA01DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(323) 283
(626) 281-2, 284, 289, 293, 299, 300, 308, 382, 457-8, 570, 576, 588, 943, 979

Notes:
Also serves parts of Los Angeles Zone 04. Source: TCO

 

Arcadia
 

Listing Updated:
October 2011

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

CLLI:
ARCDCA11DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(626) 254, 294, 348, 445-7, 462, 574, 821, 898

Notes:
Source: TCO

 

Covina-Baldwin Park

"Covina"
 

Listing Updated:
October 2011

Operating Company:
Frontier/Verizon/GTE

CLLI:
COVNCAXF33M

Switch Type:
Automatic Electric GTD-5

Prefixes Served:
(626) 331-2, 339, 732, 858-9, 910, 915, 938, 966-7, 974

Notes:
Source: TCO

 

Covina-Baldwin Park

"La Puente-Maplegrove"
 

Listing Updated:
October 2011

Operating Company:
Frontier/Verizon/GTE

CLLI:
LAPNCAXLDS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(626) 822, 850, 916-9, 931

Notes:
Also serves parts of Sierra Madre. Source: TCO

 

La Puente

"Main"

Photo 2
 

Listing Updated:
October 2011

Operating Company:
Frontier/Verizon/GTE

CLLI:
LAPNCAXGDS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(626) 330, 333, 336, 369, 855, 933-4, 937, 961, 968

Notes:
Source: TCO

 

La Puente

"Rowland"
 

Listing Updated:
October 2011

Operating Company:
Frontier/Verizon/GTE

CLLI:
LAPNCAXFDS1
LAPNCAXF91K

Switch Type:
DS1: Alcatel/Lucent 5ESS
91K: Automatic Electric GTD-5

Prefixes Served:
DS1: (626) 581, 810, 839, 964-5

91K: (626) 854, 912-3, 935

Notes:
Source: TCO

 

Monrovia
 

Listing Updated:
October 2011

Operating Company:
Frontier/Verizon/GTE

CLLI:
MNRVCAXG35K

Switch Type:
Automatic Electric GTD-5

Prefixes Served:
(626) 256, 301, 303, 357-9, 599, 930, 932

Notes:
Source: TCO

 

Pasadena

"Green"

Photo 2
 

Listing Updated:
October 2011

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

CLLI:
PSDNCA11DS0
PSDNCA11DS1

Switch Type:
DS0: Genband/Nortel DMS-100
DS1: Alcatel/Lucent 5ESS

Prefixes Served:
DS0: (626) 229, 397, 431-2, 440, 449, 535, 564, 568, 577, 583, 585, 666, 685

DS1: (323) 681
(626) 304, 356, 395-6, 405, 578, 584, 683, 744, 792-3, 795-6, 817, 844

Notes:
Also known as the "Mount Wilson" switch.
Source: TCO

 

Pasadena

"Lake"
 

Listing Updated:
October 2011

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

CLLI:
PSDNCA12DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(323) 684
(626) 296, 345, 381, 398, 791, 794, 797-8, 808
 

Notes:
Also serves parts of Los Angeles Zone 03. Source: TCO

 

Pasadena

"South Pasadena"
 

Listing Updated:
October 2011

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

CLLI:
SPSDCA11DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(323) 682
(626) 372, 403, 441, 799

Notes:
Also serves parts of Los Angeles Zone 03. Source: TCO

 

 


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Page last modified May 30, 2016
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