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NDC: 206

This is the National Destination Code(NDC):206 page list. Its detail is as below.
Area code 206 is one of the original 86 area codes created by AT&T and the Bell System in 1947. It originally served the entire state of Washington. In 1995, area code 360 was created as an overlay to area code 206. In 1997, area code 206 was split, and some of the phone numbers had to be updated to area code 425 on that date. In 1997, area code 206 was split, and some of the phone numbers had to be updated to area code 253 on that date. To avoid exhausting all possible phone numbers in this area code, reli
Prefix State Primary city Usage Carrier
(206) 306- Washington Seattle Landline Qwest Corporation
(206) 307- Washington Seattle Landline Neutral Tandem-washington
(206) 309- Washington Seattle Landline International Telcom, Ltd.
(206) 310- Washington Seattle Wireless New Cingular Wireless PCS
(206) 312- Washington Seattle Landline International Telcom, Ltd.
(206) 313- Washington Seattle Wireless T-mobile Usa
(206) 314- Washington Seattle Wireless Usa Mobility Wireless
(206) 315- Washington Seattle Landline Xo Washington
(206) 316- Washington Seattle Landline Mbc Telecom
(206) 317- Washington Seattle Landline World Communications
(206) 318- Washington Seattle Landline Qwest Corporation
(206) 319- Washington Seattle Landline Mcimetro Access Transmission Services LLC
(206) 320- Washington Seattle Landline Qwest Corporation
(206) 321- Washington Seattle Wireless New Cingular Wireless PCS
(206) 322- Washington Seattle Landline Qwest Corporation
(206) 323- Washington Seattle Landline Qwest Corporation
(206) 324- Washington Seattle Landline Qwest Corporation
(206) 325- Washington Seattle Landline Qwest Corporation
(206) 326- Washington Seattle Landline Qwest Corporation
(206) 327- Washington Seattle Wireless Cellco Partnership DBA Verizon Wireless
(206) 328- Washington Seattle Landline Qwest Corporation
(206) 329- Washington Seattle Landline Qwest Corporation
(206) 330- Washington Seattle Landline Broadwing Communications
(206) 331- Washington Seattle Wireless New Cingular Wireless PCS
(206) 332- Washington Seattle Landline Qwest Corporation
(206) 333- Washington Seattle Landline International Telcom, Ltd.
(206) 334- Washington Seattle Wireless T-mobile Usa
(206) 335- Washington Seattle Wireless T-mobile Usa
(206) 336- Washington Seattle Landline Mci Worldcom Communications
(206) 337- Washington Seattle Landline International Telcom, Ltd.
(206) 338- Washington Seattle Landline International Telcom, Ltd.
(206) 339- Washington Seattle Landline International Telcom, Ltd.
(206) 340- Washington Seattle Landline Qwest Corporation
(206) 341- Washington Seattle Landline Qwest Corporation
(206) 342- Washington Seattle Landline Qwest Corporation
(206) 343- Washington Seattle Landline Qwest Corporation
(206) 344- Washington Seattle Landline Qwest Corporation
(206) 345- Washington Seattle Landline Qwest Corporation
(206) 346- Washington Seattle Landline Qwest Corporation
(206) 347- Washington Seattle Landline Broadwing Communications
(206) 348- Washington Seattle Wireless Cellco Partnership DBA Verizon Wireless
(206) 349- Washington Seattle Wireless T-mobile Usa
(206) 350- Washington Seattle Landline International Telcom, Ltd.
(206) 351- Washington Seattle Wireless New Cingular Wireless PCS
(206) 352- Washington Seattle Landline Qwest Corporation
(206) 353- Washington Seattle Wireless T-mobile Usa
(206) 354- Washington Seattle Wireless T-mobile Usa
(206) 355- Washington Seattle Wireless T-mobile Usa
(206) 356- Washington Seattle Wireless T-mobile Usa
(206) 357- Washington Seattle Landline Xo Washington
(206) 358- Washington Seattle Landline Qwest Corporation
(206) 359- Washington Seattle Landline Qwest Corporation
(206) 361- Washington Seattle Landline Qwest Corporation
(206) 362- Washington Seattle Landline Qwest Corporation
(206) 363- Washington Seattle Landline Qwest Corporation
(206) 364- Washington Seattle Landline Qwest Corporation
(206) 365- Washington Seattle Landline Qwest Corporation
(206) 366- Washington Seattle Landline Qwest Corporation
(206) 367- Washington Seattle Landline Qwest Corporation
(206) 368- Washington Seattle Landline Qwest Corporation
(206) 369- Washington Seattle Wireless New Cingular Wireless PCS
(206) 370- Washington Seattle Landline Qwest Corporation
(206) 371- Washington Seattle Wireless Sprint Spectrum L.p.
(206) 372- Washington Seattle Wireless T-mobile Usa
(206) 373- Washington Seattle Landline Qwest Corporation
(206) 374- Washington Seattle Landline Qwest Corporation
(206) 375- Washington Seattle Wireless Cellco Partnership DBA Verizon Wireless
(206) 376- Washington Seattle Landline International Telcom, Ltd.
(206) 377- Washington Seattle Landline Qwest Corporation
(206) 378- Washington Seattle Landline Qwest Corporation
(206) 380- Washington Seattle Wireless Sprint Spectrum L.p.
(206) 381- Washington Seattle Landline Qwest Corporation
(206) 382- Washington Seattle Landline Qwest Corporation
(206) 383- Washington Seattle Wireless T-mobile Usa
(206) 384- Washington Seattle Landline Level 3 Communications
(206) 386- Washington Seattle Landline Qwest Corporation
(206) 387- Washington Seattle Wireless Sprint Spectrum L.p.
(206) 388- Washington Seattle Landline Eschelon Telecom Of Washington
(206) 389- Washington Seattle Landline Qwest Corporation
(206) 390- Washington Seattle Wireless New Cingular Wireless PCS
(206) 391- Washington Seattle Wireless Sprint Spectrum L.p.
(206) 392- Washington Des Moines Landline Eschelon Telecom Of Washington
(206) 393- Washington Seattle Landline Teleport Communications America
(206) 394- Washington Seattle Landline Qwest Corporation
(206) 395- Washington Seattle Landline Teltrust Corporation
(206) 396- Washington Seattle Wireless Sprint Spectrum L.p.
(206) 397- Washington Seattle Landline Callerid4u
(206) 398- Washington Seattle Landline Qwest Corporation
(206) 399- Washington Seattle Wireless New Cingular Wireless PCS
(206) 400- Washington Des Moines Landline Xo Washington
(206) 402- Washington Seattle Landline Eltopia Communications
(206) 403- Washington Seattle Landline AT&T Local
(206) 404- Washington Redmond Landline Qwest Corporation
(206) 405- Washington Seattle Landline Qwest Corporation
(206) 406- Washington Seattle Wireless Cellco Partnership DBA Verizon Wireless
(206) 407- Washington Seattle Landline Xo Washington
(206) 408- Washington Seattle Landline Mcimetro Access Transmission Services LLC
(206) 409- Washington Seattle Wireless New Cingular Wireless PCS
(206) 410- Washington Seattle Landline Qwest Corporation
(206) 412- Washington Seattle Wireless T-mobile Usa