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NDC: 401

This is the National Destination Code(NDC):401 page list. Its detail is as below.
Area code 401 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 Rhode Island. Currently, the largest city it serves is Providence, RI, and it overlaps coverage areas with area code .
Prefix State Primary city Usage Carrier
(401) 315- Rhode Island Westerly Landline Cox Rhode Island Telecom Inc
(401) 316- Rhode Island Providence Wireless New Cingular Wireless PCS - DC
(401) 318- Rhode Island Providence Wireless Cellco Partnership DBA Verizon Wireless
(401) 319- Rhode Island Providence Landline Paetec Communications
(401) 320- Rhode Island West Warwick Landline Conversent Communications Of Rhode Island
(401) 321- Rhode Island Hope Valley Landline Mcimetro Access Transmission Services LLC
(401) 322- Rhode Island Westerly Landline Verizon New England Inc.
(401) 323- Rhode Island Providence Wireless New Cingular Wireless PCS - DC
(401) 324- Rhode Island Newport Landline Conversent Communications Of Rhode Island
(401) 325- Rhode Island Woonsocket Wireless Verizon New England Inc.
(401) 326- Rhode Island Westerly Landline Mcimetro Access Transmission Services LLC
(401) 327- Rhode Island Providence Wireless Sprint Spectrum L.p.
(401) 329- Rhode Island North Kingstown Landline Level 3 Communications
(401) 330- Rhode Island Providence Landline Ctc Communications Corp.
(401) 331- Rhode Island Providence Landline Verizon New England Inc.
(401) 332- Rhode Island Providence Wireless Metro PCS
(401) 333- Rhode Island Pawtucket Landline Verizon New England Inc.
(401) 334- Rhode Island Pawtucket Landline Verizon New England Inc.
(401) 335- Rhode Island Pawtucket Landline Verizon New England Inc.
(401) 336- Rhode Island Providence Landline Teleport Communications America
(401) 337- Rhode Island Providence Landline Mcimetro Access Transmission Services LLC
(401) 338- Rhode Island Providence Wireless New Cingular Wireless PCS - DC
(401) 339- Rhode Island Providence Wireless New Cingular Wireless PCS - DC
(401) 340- Rhode Island Providence Wireless Cellco Partnership DBA Verizon Wireless
(401) 341- Rhode Island Newport Landline Verizon New England Inc.
(401) 342- Rhode Island Bristol Landline Level 3 Communications
(401) 343- Rhode Island Hope Valley Landline AT&T Local
(401) 344- Rhode Island Newport Landline Level 3 Communications
(401) 345- Rhode Island Providence Wireless Sprint Spectrum L.p.
(401) 346- Rhode Island Providence Wireless Sprint Spectrum L.p.
(401) 347- Rhode Island Providence Landline Neutral Tandem-rhode Island
(401) 348- Rhode Island Westerly Landline Verizon New England Inc.
(401) 349- Rhode Island East Greenwich Landline Cox Rhode Island Telecom Inc
(401) 350- Rhode Island Providence Wireless Verizon New England Inc.
(401) 351- Rhode Island Providence Landline Verizon New England Inc.
(401) 352- Rhode Island Warwick Landline Choice One Communications Of Rhode Island
(401) 353- Rhode Island Providence Landline Verizon New England Inc.
(401) 354- Rhode Island Providence Landline Verizon New England Inc.
(401) 356- Rhode Island Woonsocket Landline Cox Rhode Island Telecom Inc
(401) 357- Rhode Island Woonsocket Wireless Verizon New England Inc.
(401) 359- Rhode Island Pawtucket Wireless Omnipoint Miami E License
(401) 360- Rhode Island Narragansett Landline Ctc Communications Corp.
(401) 363- Rhode Island Narragansett Landline AT&T Local
(401) 364- Rhode Island Carolina Landline Verizon New England Inc.
(401) 365- Rhode Island Pawtucket Landline Conversent Communications Of Rhode Island
(401) 366- Rhode Island Portsmouth Landline Conversent Communications Of Rhode Island
(401) 367- Rhode Island Newport Landline Choice One Communications Of Rhode Island
(401) 368- Rhode Island Providence Wireless New Cingular Wireless PCS - DC
(401) 369- Rhode Island Providence Wireless New Cingular Wireless PCS - DC
(401) 370- Rhode Island Providence Wireless Verizon New England Inc.
(401) 371- Rhode Island Pascoag Landline Level 3 Communications
(401) 372- Rhode Island North Kingstown Landline Teleport Communications America
(401) 374- Rhode Island Providence Wireless Cellco Partnership DBA Verizon Wireless
(401) 375- Rhode Island Tiverton Landline Ctc Communications Corp.
(401) 377- Rhode Island Westerly Landline Verizon New England Inc.
(401) 378- Rhode Island Providence Wireless Cellco Partnership DBA Verizon Wireless
(401) 379- Rhode Island North Kingstown Landline Level 3 Communications
(401) 380- Rhode Island Newport Landline Ctc Communications Corp.
(401) 381- Rhode Island West Warwick Landline Choice One Communications Of Rhode Island
(401) 383- Rhode Island East Greenwich Landline Cox Rhode Island Telecom Inc
(401) 384- Rhode Island Warwick Landline Conversent Communications Of Rhode Island
(401) 385- Rhode Island Coventry Landline Cox Rhode Island Telecom Inc
(401) 386- Rhode Island North Kingstown Landline Global Naps
(401) 387- Rhode Island Hope Valley Landline Conversent Communications Of Rhode Island
(401) 388- Rhode Island Westerly Landline Teleport Communications America
(401) 390- Rhode Island Providence Wireless Metro PCS
(401) 391- Rhode Island Warwick Wireless Sprint Spectrum L.p.
(401) 392- Rhode Island Coventry Landline Verizon New England Inc.
(401) 393- Rhode Island Woonsocket Wireless Verizon New England Inc.
(401) 394- Rhode Island Woonsocket Landline Global Naps
(401) 396- Rhode Island East Greenwich Landline Cox Rhode Island Telecom Inc
(401) 397- Rhode Island Coventry Landline Verizon New England Inc.
(401) 398- Rhode Island East Greenwich Landline Cox Rhode Island Telecom Inc
(401) 399- Rhode Island Newport Landline Teleport Communications America
(401) 400- Rhode Island Providence Wireless Bandwidth.com Clec
(401) 402- Rhode Island East Greenwich Landline Ctc Communications Corp.
(401) 403- Rhode Island Providence Wireless Sprint Spectrum L.p.
(401) 404- Rhode Island North Providence Landline Choice One Communications Of Rhode Island
(401) 405- Rhode Island Cumberland Landline Cox Rhode Island Telecom Inc
(401) 406- Rhode Island Providence Wireless Cellco Partnership DBA Verizon Wireless
(401) 407- Rhode Island Coventry Landline Level 3 Communications
(401) 408- Rhode Island Providence Wireless Cellco Partnership DBA Verizon Wireless
(401) 409- Rhode Island Carolina Landline AT&T Local
(401) 410- Rhode Island Bristol Landline Choice One Communications Of Rhode Island
(401) 412- Rhode Island Coventry Landline Ctc Communications Corp.
(401) 413- Rhode Island Providence Wireless Sprint Spectrum L.p.
(401) 415- Rhode Island Providence Landline Paetec Communications
(401) 417- Rhode Island Newport Landline Level 3 Communications
(401) 418- Rhode Island Portsmouth Wireless Sprint Spectrum L.p.
(401) 419- Rhode Island Providence Wireless Sprint Spectrum L.p.
(401) 420- Rhode Island Little Compton Landline Mcimetro Access Transmission Services LLC
(401) 421- Rhode Island Providence Landline Verizon New England Inc.
(401) 423- Rhode Island Jamestown Landline Verizon New England Inc.
(401) 424- Rhode Island Providence Landline Mcimetro Access Transmission Services LLC
(401) 426- Rhode Island Cumberland Wireless Omnipoint Miami E License
(401) 427- Rhode Island Providence Landline Paetec Communications
(401) 428- Rhode Island Pawtucket Landline Level 3 Communications
(401) 429- Rhode Island Providence Landline Mcimetro Access Transmission Services LLC
(401) 430- Rhode Island Providence Wireless Cellco Partnership DBA Verizon Wireless
(401) 431- Rhode Island Providence Landline Verizon New England Inc.