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Area Code 858
Telephone Central Office Pictures

The following are respresntative examples of telephone central office buildings in area code 858 (northern San Diego, California).

Click on the pictures below for a larger version.


 

Del Mar

Listing Updated:
January 2011

Operating Company:
at&t/SBC/Pacific Telephone

CLLI:
DLMRCA12DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(858) 259, 350, 481, 509, 523, 720, 755, 792-4, 847

Notes:
 

 

 

 

La Jolla

"Girard"

 

Listing Updated:
June 2008

Operating Company:
at&t/SBC/Pacific Telephone

CLLI:
LAJLCA11DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(858) 454, 456, 459, 551, 729

Notes:
Suburban central office.

 

 

La Jolla

"Pacific Beach - Garnet"

Listing Updated:
June 2008

Operating Company:
at&t/SBC/Pacific Telephone

CLLI:
PCBHCA01DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(619) 275-6
(858) 270, 272-4, 483, 490, 581

Notes:
Urban central office.

 

 

 

La Jolla

"Pacific Beach - Hornblend"

 

Listing Updated:
August 2007

Operating Company:
at&t/SBC/Pacific Telephone

CLLI:
PCBHCA11RS0

Switch Type:
Alcatel/Lucent 5ESS RSM

Prefixes Served:
(858) 488, 539

Notes:
Host: San Diego-Regents (SNDGCA15DS0)
This central office building is located in a highly densely populated residential neighborhood. The building blends in well with the surrounding houses and apartment complexes.

 

 

 

La Jolla

"Trade Street"

 

Listing Updated:
January 2011

Operating Company:
at&t/SBC/Pacific Telephone

CLLI:
SNDGCA64RS0

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(858) 886

Notes:
Supposedly this is one of two Network Operations Centers in California (the other one in Sacramento).

 

 

 

Poway

"Midland"

 

Listing Updated:
June 2008

Operating Company:
at&t/SBC/Pacific Telephone

CLLI:
POWYCA11DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(858) 391, 486, 513, 668, 679, 748

Notes:
Suburban central office, disguised to blend in the surroundings of a restored "old west" town.

 

 

 

Rancho Bernardo

 

Listing Updated:
June 2008

Operating Company:
at&t/SBC/Pacific Telephone

CLLI:
RBRNCA11DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(858) 385, 451, 485, 487, 521, 592, 613, 618, 655, 672-6, 924

Notes:
Suburban central office. Also covers one NXX code from nearby Rancho Penasquitos.

 

 

 

Rancho Penasquitos

 

Listing Updated:
June 2008

Operating Company:
at&t/SBC/Pacific Telephone

CLLI:
RNPSCA11DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(858) 215, 360, 484, 538, 780

Notes:
Suburban central office.

 

 

 

Rancho Santa Fe

 

Listing Updated:
June 2008

Operating Company:
at&t/SBC/Pacific Telephone

CLLI:
RSFECA12DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(858) 756, 759

Notes:
Suburban central office. Made to look fancy in a very expensive neighborhood.

 

 

San Diego

"Linda  Vista"

Photo 2

 

Listing Updated:
August 2007

Operating Company:
at&t/SBC/Pacific Telephone

CLLI:
SNDGCA03DS0
SNDGCA03DS1

Switch Type:
DS0: Genband/Nortel DMS-100
DS1: Genband/Nortel DMS-100

Prefixes Served:
DS0: (858) 268, 279, 467, 492, 495-6, 499, 502-3, 541, 573, 576, 614, 616, 627, 636-7, 650, 654, 939, 966, 974
DS1: (858) 277-8, 292, 505, 514, 522, 560, 565, 569, 571, 694, 715, 874

Notes:
A very large central office building with several additions. Holds two separate DMS-100 switches.

 

 

 

San Diego

"Mira Mesa"

 

Listing Updated:
June 2008

Operating Company:
at&t/SBC/Pacific Telephone

CLLI:
SNDGCA16DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(858) 271, 437, 527, 530, 536-7, 547, 549, 566, 577-8, 586, 621, 635, 653, 684, 689, 693, 695, 831

Notes:
Large suburban central office.

 

 

San Diego

"Regents"

 

Listing Updated:
June 2008

Operating Company:
at&t/SBC/Pacific Telephone

CLLI:
SNDGCA15DS0
SNDGCA15DS1

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

Prefixes Served:
DS0: (858) 334, 404, 452-3, 455, 525, 534-5, 546, 552, 554, 597, 623, 625-6, 642-3, 646, 822, 824, 826
DS1: (858) 202, 320, 450, 457-8, 526, 550, 558, 587, 622, 638, 657-8, 677-8, 784, 909

Notes:
Large suburban central office.

 

 


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Page last modified November 23, 2011
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