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Area Code 510
Telephone Central Office
Building Pictures
The following are representative examples of telephone central office buildings in Area Code 510 (California).
Click on the pictures below for a larger version.
Hayward
"Main"
Listing Updated:
May 2020Operating Company:
at&t/SBC/Pacific Telesis/Pacific TelephoneCLLI:
HYWRCA01DS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(510) 247, 537-8, 581-3, 690, 727-8, 733, 881, 884-6, 888-9Notes:
Source: GSV
Hayward
"Depot"
Listing Updated:
May 2020Operating Company:
at&t/SBC/Pacific Telesis/Pacific TelephoneCLLI:
HYWRCA11DS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(510) 259, 264-6, 293, 670, 723, 732, 780-6, 887Notes:
Source: GSV
Hayward
"San Leandro"
Listing Updated:
May 2020Operating Company:
at&t/SBC/Pacific Telesis/Pacific TelephoneCLLI:
SNLNCA11DS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(510) 258, 276, 278, 297, 317, 346-7, 351-2, 357, 481, 483, 614, 618, 667, 678, 895Notes:
Also serves of Oakland-Trinidad.
Source: GSV
Oakland-Berkeley
"Berkeley"
Listing Updated:
May 2020Operating Company:
at&t/SBC/Pacific Telesis/Pacific TelephoneCLLI:
BKLYCA01DS0
BKLYCA01DS1Switch Type:
DS0: Ribbon/Genband/Nortel DMS-100
DS1: Ribbon/Genband/Nortel DMS-100Prefixes Served:
DS0: (510) 495, 642-3, 647, 649, 664-6, 704-5, 845, 848, 981
DS1: (510) 204, 229, 486, 540, 548-9, 644, 841, 843, 849, 883Notes:
Source: GSV
Visit other California Area Codes: 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 951
Visit nearby regions: Arizona Nevada Oregon
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Copyright 2020 Telephone Central Office Building
Pictures |