Telephone Central Offices

LOS ANGELES CENTRAL OFFICES

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MALIBU

 

 Originally constructed by Associated Telephone in the 1930s to serve the rich and famous along the beautiful Malibu coastline.  Office was reconstructed in the 1970s by General Telephone.

Old Exchanges: GLobe 6

MALIBU "ZUMA"

 

 The Zuma office was originally constructed by Associated Telephone in the 1930s to serve the far end of the Los Angeles/Ventura County coastline along the Pacific Coast Highway.

Old Exchanges: GLenwood 7

MANHATTAN BEACH

 

  

CO was built in the early 1960s by Associated Telephone to relieve the Hermosa Beach CO.

 

MONROVIA

 

 Original California Water & Telephone office built in the 1940's and became dial in 1950.  Became General Telephone, GTE and now Verizon.

Old Exchanges: ELiott 7, 8 and 9

NORWALK

 

 Built in the 1920s by Consolidated Telephone taken over by Associated in 1945 then GTE-Verizon

Old Exchanges: TOrrey 3,4,6,8 and UNiversity 3,4,8

NORWALK "ALONDRA"

 

Constructed in the early 1970s to relieve the main Norwalk CO.

PACIFIC PALISADES

 

 General telephone office built in 1955 to relieve Santa Monica "Main" office.

Old Exchanges: GLadstone 4

PACOIMA

 

 Built in the mid 1950's to relieve San Fernando by California Water and Telephone Company.


PASADENA "HASTINGS"

 Remote office built by Associated Telephone in the late 1950's to relieve the Sierra Madre office and provide service to the Hastings Ranch development.  Was the original Centrex for Allstate Insurance Company.

PICO RIVERA

 

 Known as the "Rio Hondo" office, built in the 1960s by General Telephone to relieve the Whittier "Pico Rivera" office.

PLAYA DEL REY 

 

 The Del Rey office was built in the late 1960s to relieve General Telephone's Culver City "Mar Vista" office and provide serve to the new Marina del Rey development.

POMONA

 

 Built by Associated Telephone during the 1930s?, became dial in the 1950s.

Old Exchanges: LYcoming 2, 9 and NAtional 2, 3 and 9

REDONDO BEACH "EL NIDO"

 

 Built in the late 1950s by General Telephone to relieve the Hermosa Beach office.

Old Exchanges: FRontier 1

ROLLING HILLS

 

 Office originally built by Associated Telephone in the 1930's to serve the communites of Crest, Mary Mount and Rolling Hills on the Palos Verdes Peninsula south of Los Angeles.

Old Exchanges: FRontier 7

SAN DIMAS

 

 Built by Associated Telephone in the 1940s, became dail in the 1950s.

Old Exchanges: LYcoming 7 and 9

SAN FERNANDO

 

 Built around 1950 by California Water and Telephone Company.  Office temporary relieved and took over service of the Sylmar office just to the north when it was destroyed by the Sylmar earthquake of 1971.  Became General Tel, then GTE, now Verizon.

SANTA MONICA TANDEM OFFICE

 

 Built by General Telephone to take over the functions of a tandem from the original Santa Monica Main office.  This office serves the old GTE and current Verizon central offices along the western flank of Los Angeles County.  Santa Monica at one time was one of the first to use fiber connections between this tandem and Pacific Telephone/AT&T Madison Complex in downtown Los Angeles.

SANTA MONICA "MAIN"

 

 Original office built by Associated Telephone in the early 1900's to serve the Santa Monica community.  Dial service was introduced in the 1920s and tandem functions transferred to the "new" tandem office in the 1960s.

Old Exchanges: EXbrook 3, 4, 5 and GLadstone 1

SANTA MONICA "SUNSET"

 

 The sunset office was originally built in the 1920s by Associated Telephone to replace the old Ocean Park office.  Reconstructed by General telephone in the 1970s office now serves, Ocean Park, Venice and Santa Monica.

Old Exchanges: EXbrook 2, 6 and 9

SEPULVEDA

 

 Original California water and Telephone office built in the late 1930s and was originally dial.  Became General telephone then GTE and now Verizon.


SIERRA MADRE

 Originally constructed by California Water & Telephone Company in the 1930s and had dial service prior to 1942.  Host office for Pasadena Hastings.

Old Exchanges: CUster 5, ELgin 5 & 6

SUNLAND

 

 Originally constructed by the independent Sunland-Tujunga Telephone Company in the 1930s and became dial pre-1942.  Purchased by the California Water & Telephone Company in the 1960's, then became General Telephone, GTE and now Verizon.

Old Exchanges: FLorida 2 and 3


SYLMAR

 Originally built by California Water & Telephone Company in the 1950s to relieve the San Fernando office.  Was heavily destroyed in the 1971 Sylmar earthquake, requiring lines to be transferred temporarily to the San Fernando office while Sylmar was being rebuilt.

Old Exchanges: EMpire 7

TOPANGA

 

 Original Associated Telephone office built in the 1920s to serve the Topanga Canyon area.

Old Exchanges: GLadstone 5

TORRANCE "DEL AMO"

 

 Office built in the late 1970s by General Telephone to relieve Hermosa Beach and Torrance "Palos Verdes" offices.

 

TORRANCE "PALOS VERDES"

 

 Office built by Associated Telephone in the early 1950's to relieve the Rolling Hills office.

Old Exchanges: FRontier 5 and 8

WALNUT

 

 Built by General Telephone in the early 1960's to relieve Pomona.

Old Exchanges: LYcoming 5

WEST LOS ANGELES

 

 West Los Angeles was originally constructed by Associated Telephone in the 1920s to serve the west LA, Westwood area (which at the time was rural horse ranches).  CO later became part of the General Telephone-GTE network before becoming the current Verizon CO.

Old Exchanges: ARizona 3, ARizona 7, ARizona 8, ARizona 9, GRanite 3, GRanite 7, GRanite 8 and GRanite 9

WEST LOS ANGELES "BUNDY"

 

 West Los Angeles-Bundy

Bundy was constructed in the late 1960's to relieve both the West LA  and Santa Monica CO's

Although not the best picture, Bundy fits right in a highly active commercial area in western Los Angeles.  CO looks like an office building and has underground parking for service trucks (Note entrance) 

WEST LOS ANGELES "UNIVERSITY"

 

 West Los Angeles-University

CO was built in early 1970's by GTE to relieve the West LA-Westwood office.  This CO once served the UCLA Centrex system and today handles a large portion of the telco traffic generated by the UCLA campus, hence the office name "University"

WEST LOS ANGELES "WESTWOOD"

 

 West Los Angeles-Westwood

The Westwood office was built in the late 1950s to relive General Telephone's West Los Angeles main office.  This CO handled UCLA telco traffic until replaced by the "University" CO.

Old Exchanges: GRanite 4

WHITTIER "PICO RIVERA"

 

 Originally built in the 1930's by Consolidated Telephone became an Associated Telephone office in 1948 then General, GTE now Verizon.  Office uses a GTD5 digital switch.

Old Exchanges: OXford 2, 5 and 9

WHITTIER "SOUTH"

 

 Office built in the 1950's to relieve Whittier "Main" by Associated Telephone.  Office totally replaced the main office in the early 1960's.  It is a GTD5 digital switch.

Old Exchanges: OXbow 3, 6 and 8 and OXford 3, 4, 5, 6 and 8


WHITTER "VALLEY VIEW"

Built in the 1960s by General Telephone Company to relieve the Whitter South office.

Old Exchanges: WHitney 1 & 4

WHITTIER "WHITWOOD"

 

 Built in the 1960's to relieve the La Habra CO.  It is a GTD5 digital switch.

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