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Area Codes 714 & 657
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Codes 714 & 657 (North & Central Orange county California).

Click on the pictures below for a larger version.


 

Anaheim

"Lemon (Main)"

Photo 2 | Photo 3

1929 Photo | 1935 Photo

 

Listing Updated:
October 2011

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

CLLI:
ANHMCA01DS0
ANHMCA01DS1

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

Prefixes Served:
DS0: (714) 239, 254, 284, 300, 517-8, 533, 635, 687, 780-1, 808, 817, 956, 991

DS1: (714) 490-1, 502, 520, 535, 563, 758, 765, 772, 774, 776, 778, 999

Notes:
Source: TCO

 

Anaheim

"La Palma"

Listing Updated:
October 2011

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

CLLI:
ANHMCA12DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(714) 237-8, 414, 575, 630, 632, 666, 688, 762, 764

Notes:
Source: TCO

 

Brea

Listing Updated:
October 2011

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

CLLI:
BREACA12DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(714) 255-7, 529, 671-2, 674, 990

Notes:
Source: TCO

 

Buena Park

Listing Updated:
October 2011

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

CLLI:
BNPKCA11DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(714) 228, 521-3, 562, 670, 690, 736, 739, 994

Notes:
Source: TCO

 

Cypress

"Anaheim Cypress"

Listing Updated:
October 2011

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

CLLI:
ANHMCA11DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(714) 220, 226, 229, 236, 252, 484, 503, 527, 761, 816, 821, 826-8, 952, 995

Notes:
Source: TCO

 

Fullerton

Photo 2

Listing Updated:
October 2011

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

CLLI:
FUTNCA01DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(714) 213, 278, 441, 446-7, 449, 525-6, 578, 626, 680, 732, 738, 773, 870-1, 879, 992

Notes:
Source: TCO

 

Garden Grove

"Euclid"

Listing Updated:
September 2008

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

CLLI:
GRGVCA01DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(714) 265, 530, 534, 537, 539, 554, 590, 636, 638, 741

Notes:
Serves parts of both Garden Grove and Santa Ana ratecenters.

 

Huntington Beach

Listing Updated:
September 2008

Operating Company:
Frontier/Verizon/GTE

CLLI:
HNBHCAXG96L

Switch Type:
Automatic Electric GTD-5

Prefixes Served:
(714) 374, 536, 960, 969

Notes:
 

 

Huntington Beach

"Bushard"

Listing Updated:
September 2008

Operating Company:
Frontier/Verizon/GTE

CLLI:
HNBHCAXH96A

Switch Type:
Automatic Electric GTD-5

Prefixes Served:
(714) 378, 593, 962-5, 968

Notes:
 

 

Huntington Beach

"Slater"

Listing Updated:
September 2008

Operating Company:
Frontier/Verizon/GTE

CLLI:
HNBHCAXF84C

Switch Type:
Automatic Electric GTD-5

Prefixes Served:
(714) 375, 596, 841-3, 847-8

Notes:
 

 

Huntington Beach

"Warner"

Listing Updated:
September 2008

Operating Company:
Frontier/Verizon/GTE

CLLI:
HNBHCAXL84S

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(562) 592
(714) 377, 625, 840, 846

Notes:
Serves one NXX code in the Los Alamitos ratecenter.

 

Orange

"Chapman"

Listing Updated:
October 2011

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

CLLI:
ORNGCA11DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(714) 288-9, 516, 532, 538, 628, 633, 639, 744, 769, 771, 997

Notes:
Source: TCO

 

Orange

"Olive"

Listing Updated:
October 2011

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

CLLI:
ORNGCA13DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(714) 279, 282-3, 637, 685, 921, 974, 998

Notes:
Source: TCO

 

Orange

"Anaheim Hills"

Photo 2

Listing Updated:
September 2008

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

CLLI:
ANHMCA17RS3

Switch Type:
Alcatel/Lucent 5ESS remote

Prefixes Served:
(714) 280-1

Notes:
This central office building is disguised as a ranch style house in this exclusive neighborhood high up on a hillside near Anaheim. It is located at the end of a cul-du-sac. Photo 2 shows the road leading up to the central office.

 

Orange/Garden Grove

"Orange West"

Listing Updated:
September 2008

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

CLLI:
ORNGCA14DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(714) 251, 385, 456, 621, 634, 663, 703-5, 712, 740, 748, 750, 935, 937-40, 971, 978, 980

Notes:
Serves a number of NXX codes for both the Orange and Garden Grove ratecenters. This central office is directly across the street from the Crystal Cathedral.

 

Placentia

Listing Updated:
October 2011

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

CLLI:
PLCNCA11DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(714) 223, 524, 528, 572, 577, 579, 792, 854, 927, 961, 985-6, 993, 996

Notes:
Source: TCO

 

Santa Ana

"Bolsa"

Listing Updated:
September 2008

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

CLLI:
SNANCA12DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(714) 418, 531, 775, 839

Notes:
 

 

Santa Ana

"Bristol"

Photo 2

Listing Updated:
September 2008

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

CLLI:
SNANCA11DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(714) 241, 424, 427-38, 444-5, 513, 546, 556, 751, 755, 825, 830, 861, 885, 889, 979
(949) 793

Notes:
Also serves as a CLEC with one NXX for Huntington Beach in 714 area code, one NXX for Westminster in 714 area code, and one NXX for Laguna Beach in 949 area code.

 

Santa Ana

"Bush"

Listing Updated:
September 2008

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

CLLI:
SNANCA01DS0
SNANCA01DS1

Switch Type:
DS0: Alcatel/Lucent 5ESS
DS1: Alcatel/Lucent 5ESS

Prefixes Served:
DS0: (714) 339
DS1: (714) 245-6, 285, 347, 479-80, 541-3, 547, 550, 558, 560, 564-5, 567-9, 571, 647-8, 664. 667, 796, 834-6, 953-5, 967, 972-3

Notes:
Located in downtown Santa Ana.

 

Santa Ana

"Tustin"

Listing Updated:
September 2008

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

CLLI:
TUSTCA11DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(714) 368, 505, 508, 544, 573, 665, 669, 730-1, 734, 832, 838

Notes:
 

 

 

Santa Ana

"Tustin (Edinger)"

Photo 2 | Photo 3 | Photo 4

Photo 5 | Photo 6 | Photo 7

 

Listing Updated:
September 2008

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

CLLI:
TUSTCA70DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(714) 247, 258-9, 466, 566

Notes:
Two large office-type buildings on a busy street corner. Photos 1 through 3 are the building where the CO is located, photos 4 through 7 are the office building next door.

 

Silverado

Listing Updated:
October 2011

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

CLLI:
SLVRCA11RS1

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(714) 649

Notes:
Source: TCO

 

Yorba Linda

"Main"

Listing Updated:
October 2011

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

CLLI:
YRLNCA11DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(714) 693, 695, 701, 777, 779, 970

Notes:
Source: TCO

 

Yorba Linda

"East"

Listing Updated:
October 2011

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

CLLI:
YRLNCA12DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(714) 692, 694

Notes:
Source: TCO

 

Westminster

Listing Updated:
September 2008

Operating Company:
Frontier/Verizon/GTE

CLLI:
WMNSCAXFDS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(714) 372-3, 379, 799, 890-9, 901, 903, 934

Notes:
 

 

 


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Page last modified May 30, 2016
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