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Area Code 503
Telephone Central Office
Building Pictures
The following are representative examples of telephone central office buildings in Area Code 503 (with overlay Area Code 971) (Portland and Northwest Oregon).
Click on the pictures below for a larger version.
Astoria
Listing Updated:
September 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
ASTROR64DS0Switch Type:
Ribbon/Genband/Nortel DMS-100/200Prefixes Served:
(503) 325, 338Notes:
Current photo: GSV. Photo 2: Craig L. (August 2016). Photo 3: Bob H.
Aumsville-Turner
"Turner"
Listing Updated:
July 2023Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
TRNRORXADS0Switch Type:
Nokia/Siemens/Stromberg Carlson DCO RemotePrefixes Served:
(503) 743Notes:
Source: GSV
Beaverton
"Main"
Listing Updated:
May 2024Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
BVTNORXBDS1Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAXPrefixes Served:
(503) 277, 350, 469, 520, 526, 574, 626-7, 641, 643-4, 646, 671-2Notes:
Source: GSV
Beaverton
"Aloha"
Listing Updated:
May 2024Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
ALOHORXXDS1Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 259, 356, 591, 642, 649Notes:
Source: GSV
Beaverton
"Forest Grove"
Listing Updated:
May 2023Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
FRGVORXXCG0Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAXPrefixes Served:
(503) 357, 359, 992Notes:
Source: GSV
Beaverton
"Gaston"
Listing Updated:
June 2023Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
GSTNORXXRS1Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX RemotePrefixes Served:
(503) 985Notes:
Source: GSV
Beaverton
"Hillsboro"
Listing Updated:
August 2024Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
HLBOORXBDS1Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 547, 615, 640, 648, 681, 693, 844, 846Notes:
Source: GSV
Beaverton
"Somerset West"
Listing Updated:
July 2024Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
SMRWORXADS1Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 439, 466, 531, 533, 614, 617, 629, 645, 690Notes:
Source: GSV
Beaverton
"Tigard"
Listing Updated:
June 2024Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
TGRDORXACG0Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAXPrefixes Served:
(503) 431, 443, 453, 598, 603, 620, 624, 639, 670, 684, 968Notes:
Source: GSV
Canby-Needy
"Canby"
Listing Updated:
June 2024Operating Company:
DirectLink/Canby Telephone AssociationCLLI:
CNBYORXADS1Switch Type:
Metaswitch V3500Prefixes Served:
(503) 263, 266Notes:
Source: GSV
Cannon Beach
Listing Updated:
September 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
CNBHOR64DS0Switch Type:
Ribbon/Genband/Nortel DMS-10Prefixes Served:
(503) 436Notes:
Source: GSV
Clackamas
"Lake Oswego"
Listing Updated:
June 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
LKOSOR62DS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 534, 635-6, 675, 697, 699Notes:
Source: GSV
Clackamas
"Milwaukie"
Listing Updated:
September 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
MLWKOR17DS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 353, 513, 571, 652-4, 659, 785-6, 794Notes:
Source: GSV
Cloverdale
Listing Updated:
September 2023Operating Company:
CenturyLink/Embarq/Sprint/United TelephoneCLLI:
CODLORXARS0Switch Type:
Ribbon/Genband/Nortel RLCPrefixes Served:
(503) 392Notes:
Current photo: GSV. Photo 2: Craig L. (August 2016)
Dallas
"Main"
Listing Updated:
June 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
DLLSOR58DS1Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(503) 623, 831Notes:
Source: GSV
Dallas
"Independence"
Listing Updated:
June 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
INDPOR58DS0Switch Type:
Ribbon/Genband/Nortel DMS-10Prefixes Served:
(503) 606, 751, 838Notes:
Source: GSV
Estacada
Listing Updated:
August 2023Operating Company:
Reliance Connects/Cascade UtilitiesCLLI:
ESCDORXXDS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(503) 337, 630, 637, 834Notes:
Source: GSV
Grand Ronde
Listing Updated:
September 2023Operating Company:
CenturyLink/Embarq/Sprint/United TelephoneCLLI:
GRRNORXARS0Switch Type:
Ribbon/Genband/Nortel RLCPrefixes Served:
(503) 879Notes:
Source: GSV
Gresham
"Main"
Listing Updated:
February 2022Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
GRHMORXBCG1Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAXPrefixes Served:
(503) 465, 491-2, 618, 660-1, 665-7, 669Notes:
Source: GSV
McMinnville
Listing Updated:
July 2023Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
MMVLORXXDS1Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAXPrefixes Served:
(503) 434-5, 472, 474Notes:
Source: GSV
Nehalem
Listing Updated:
August 2023Operating Company:
RTI/Nehalem TelecommunicationsCLLI:
NHLMORXADS0Switch Type:
Ribbon/Genband/Nortel DMS-10Prefixes Served:
(503) 368Notes:
Current photo: GSV. Photos 2 and 3: Craig L. (August 2016)
Newberg
Listing Updated:
July 2023Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
NWBRORXADS1Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAXPrefixes Served:
(503) 537-8, 554Notes:
Source: GSV
North Plains
Listing Updated:
May 2023Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
NPLNOR62DS0Switch Type:
Ribbon/Genband/Nortel DMS-10Prefixes Served:
(503) 647Notes:
Source: GSV
Portland
"Alpine"
Listing Updated:
October 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
PTLDOR11DS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 251-8, 261-2, 401, 408Notes:
Source: GSV
Portland
"Atlantic"
Listing Updated:
September 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
PTLDOR12DS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(503) 249, 280-2, 284, 287-8, 331, 335, 460, 493, 528Notes:
Source: GSV
Portland
"Belmont"
Listing Updated:
September 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
PTLDOR13DS3Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 215, 230-6, 238-9, 731, 813, 872, 962, 963
(971) 673Notes:
Source: GSV
Portland
"Butler"
Listing Updated:
October 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
PTLDOR14DS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 240, 247, 283, 285-6, 289, 735, 737, 978Notes:
Source: GSV
Portland
"Capitol"
Listing Updated:
May 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
PTLDOR69DS0
PTLDOR69DS1
PTLDOR69DS2Switch Type:
DS0: Ribbon/Genband/Nortel DMS-100
DS1: Nokia/Alcatel/Lucent 5ESS
DS2: Nokia/Alcatel/Lucent 5ESSPrefixes Served:
DS0: (503) 275, 279, 326, 340, 425, 464, 823, 827, 865, 886, 916
DS1: (503) 219, 222, 224, 227, 229, 241-3, 248, 250, 274, 295, 299, 306, 321, 323, 346, 417-8, 423, 450, 471, 478, 494, 725, 790, 795-6, 909, 988
(971) 262, 313, 321, 544
DS2: (503) 220-1, 223, 225-6, 228, 273, 276, 294, 402, 412-5, 441, 497, 499, 525, 552-3, 721, 733, 778, 833, 944, 952Notes:
Source: GSV
Portland
"Cherry"
Listing Updated:
June 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
PTLDOR17DS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 244-6, 293, 452, 768, 892, 977
(971) 242Notes:
Source: GSV
Portland
"Cypress"
Listing Updated:
July 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
PTLDOR02DS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 203, 216, 291-2, 296-7, 394
(971) 282Notes:
Source: GSV
Portland
"Harold Street"
Listing Updated:
September 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
PTLDOR08DS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 760-2Notes:
Source: GSV
Portland
"Prospect"
Listing Updated:
February 2022Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
PTLDOR18DS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 771-2, 774-5, 777, 788Notes:
Source: GSV
Rainier
Listing Updated:
July 2019Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
RANROR01DS0Switch Type:
Ribbon/Genband/Nortel DMS-10Prefixes Served:
(503) 556Notes:
Source: GSV
Saint Helens
Listing Updated:
May 2023Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
STHNOR40DS1Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(503) 366, 397Notes:
Source: GSV
Saint Paul
Listing Updated:
June 2023Operating Company:
St. Paul Cooperative TelephoneCLLI:
STPLORXXDS1Switch Type:
Metaswitch VP3500Prefixes Served:
(503) 633Notes:
Source: GSV
Salem
"Main"
Listing Updated:
November 2023Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
SALMOR58DS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 315-6, 361-5, 370-1, 373, 375, 378, 391, 399, 540, 566, 576, 581, 584-5, 587-9, 763, 934, 945, 947, 986Notes:
Source: GSV
Salem
"10th Avenue"
Listing Updated:
June 2019Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
SALMOR59DS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 304, 390, 393, 463, 856Notes:
Source: GSV
Seaside
Listing Updated:
September 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
SESDOR64DS0Switch Type:
Ribbon/Genband/Nortel DMS-10Prefixes Served:
(503) 717, 738Notes:
Current source: GSV. Photo 2: Bob H. (August 2016)
Sheridan
Listing Updated:
August 2023Operating Company:
CenturyLink/Embarq/Sprint/United TelephoneCLLI:
SHRDORXADS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(503) 843Notes:
Source: GSV
Sherwood
Listing Updated:
June 2023Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
SHWDORXADS0Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAXPrefixes Served:
(503) 625, 925Notes:
Source: GSV
Silverton
Listing Updated:
July 2023Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
SLTNORXADS0Switch Type:
Nokia/Siemens/Stromberg-Carlson DCOPrefixes Served:
(503) 873-4Notes:
Source: GSV
Stafford-Sandy
"Sandy"
Listing Updated:
March 2022Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
SNDYORXADS2Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(503) 668, 826Notes:
Source: GSV
Stafford-Sandy
"Stafford"
Listing Updated:
May 2024Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
STFRORXXRS1Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX RemotePrefixes Served:
(503) 638, 673Notes:
Source: GSV
Stafford-Sandy
"Tualatin"
Listing Updated:
July 2024Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
TULTORXADS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 612, 691-2, 885Notes:
Source: GSV
Stafford-Sandy
"Valleyview"
Listing Updated:
October 2023Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
VYVWORXARS0Switch Type:
Ribbon/Genband/Nortel RSCPrefixes Served:
(503) 698Notes:
Source: GSV
Stafford-Sandy
"Wilsonville"
Listing Updated:
July 2023Operating Company:
Ziply Fiber/Frontier/Verizon/GTECLLI:
WIVLORXARS1Switch Type:
Nokia/Alcatel/Lucent 5ESS RemotePrefixes Served:
(503) 570, 582, 682, 585Notes:
Source: GSV
Stayton
Listing Updated:
October 2022Operating Company:
Stayton Cooperative Telephone CompanyCLLI:
STTNORXADS0Switch Type:
Ribbon/Genband/Nortel DMS-100/200Prefixes Served:
(503) 767, 769Notes:
Source: GSV
Tillamook
Listing Updated:
August 2023Operating Company:
CenturyLink/Embarq/Sprint/United TelephoneCLLI:
TLMKORXARS0Switch Type:
Ribbon/Genband/Nortel RSCPrefixes Served:
(503) 815, 842Notes:
Source: GSV
Warrenton
Listing Updated:
September 2024Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
WRTNOR64DS0Switch Type:
Ribbon/Genband/Nortel DMS-10Prefixes Served:
(503) 861Notes:
Source: GSV
Woodburn
Listing Updated:
August 2023Operating Company:
CenturyLink/Qwest/US West/Pacific Northwest BellCLLI:
WDBNOR59DS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(503) 980-2Notes:
Source: GSV
Visit other Oregon Area Codes: 503 541
Visit nearby regions: California Idaho Nevada Washington
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Copyright 2025 Telephone Central Office Building
Pictures |