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Area Code 206
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Code 206 (Seattle, Washington).

Click on the pictures below for a larger version.


 

Bainbridge Island
 

Listing Updated:
August 2016

Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest Bell

CLLI:
BNISWA01DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(206) 780, 842, 855

Notes:
Source: GSV

 

 

Des Moines

"Taylor"
 

Listing Updated:
January 2014

Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest Bell

CLLI:
DESMWA01DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(206) 592, 824, 870, 878

Notes:
Source: GSV

 

 

Richmond Beach
 

Listing Updated:
August 2016

Operating Company:
Frontier/Verizon/GTE

CLLI:
RCBHWAXXDS1

Switch Type:
Automatic Electric GTD5-EAX

Prefixes Served:
(206) 533, 542, 546

Notes:
Source: GSV

 

 

Seattle

"Main"
 

Listing Updated:
January 2014

Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest Bell

CLLI:
STTLWA06DS0
STTLWA06DS4
STTLWA06DS6

Switch Type:
DS0: Genband/Nortel DMS-100
DS4: Alcatel/Lucent 5ESS
DS6: Genband/Nortel DMS-100

Prefixes Served:
DS0: (206) 358, 377, 421, 461, 490, 554, 585

DS4: (206) 221, 223-4, 254, 262, 287, 318, 326, 332, 340-2, 344, 381-2, 389, 405, 410, 416, 442, 447, 449, 464, 467, 469-70, 500, 504, 506, 515-6, 520-1, 583, 587, 613, 621, 623-6, 652, 654, 667, 682, 692, 731, 748-9, 757, 797, 839, 897, 903, 906, 969, 993, 997-8

DS6: (206) 205, 215, 220, 233, 263, 292, 296, 303, 343, 345-6, 370, 373, 386, 398, 477, 553, 622, 628, 684, 689, 808, 982, 991, 995

Notes:
Source: GSV

 

 

Seattle

"Atwater"

Photo 2
 

Listing Updated:
August 2016

Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest Bell

CLLI:
STTLWA05DS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(206) 213, 216-8, 270, 272-3, 281-6, 298, 301, 352, 378, 509, 599, 691

Notes:
Source: Scott D. in WA

 

 

Seattle

"Campus"


 

Listing Updated:
January 2014

Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest Bell

CLLI:
STTLWACADS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(206) 545, 547-8, 598, 632-4, 675, 685, 732, 925

Notes:
Source: GSV

 

Seattle

"Duwamish"
 

Listing Updated:
November 2011

Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest Bell

CLLI:
STTLWADUDS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(206) 544, 658, 716, 762-4, 766-8

Notes:
This central office building is also home to the Herbert H. Warrick Jr. Museum of Communications on the 2nd and 3rd stories of this building. Source: GSV

 

 

Seattle

"East"
 

Listing Updated:
January 2014

Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest Bell

CLLI:
STTLWA03DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(206) 302, 320, 322-5, 328-9, 568, 709, 720, 726, 860-1

Notes:
Source: GSV

 

 

Seattle

"Elliot"
 

Listing Updated:
January 2014

Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest Bell

CLLI:
STTLWAELDS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(206) 239, 256, 265, 269, 374, 404, 441, 443, 448, 615, 727-8, 733, 770, 956, 965

Notes:
Source: GSV

 

 

Seattle

"Emerson"
 

Listing Updated:
January 2014

Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest Bell

CLLI:
STTLWA04DS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(206) 306, 361-8, 417-8, 440

Notes:
Source: GSV

 

 

Seattle

"Lakeview"
 

Listing Updated:
January 2014

Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest Bell

CLLI:
STTLWALADS0

Switch Type:
STTLWALADS0

Prefixes Served:
(206) 517, 522-9, 729, 884, 985, 987

Notes:
Source: GSV

 

 

Seattle

"Parkway"

Photo 2


 

Listing Updated:
January 2014

Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest Bell

CLLI:
STTLWAPADS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(206) 721-3, 725, 760

Notes:
Photo 2 shows the original building. Source: GSV

 

 

Seattle

"Sunset"
 

Listing Updated:
January 2014

Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest Bell

CLLI:
STTLWASUDS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(206) 297, 706, 781-4, 788-9

Notes:
Source: GSV

 

 

Seattle

"West"

Photo 2
 

Listing Updated:
January 2014

Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest Bell

CLLI:
STTLWAWEDS0

Switch Type:
Alcatel/Lucent

Prefixes Served:
(206) 913, 923, 932-3, 935, 937-8
 

Notes:
Photo 2 shows the original building. Source: GSV

 

 


Copyright 2016 Telephone Central Office Building Pictures
Page last modified August 24, 2016
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