- Area Code 201 - New Jersey
- Area Code 202 - District of Columbia
- Area Code 203 - Connecticut
- Area Code 204 - Manitoba
- Area Code 205 - Alabama
- Area Code 206 - Washington
- Area Code 207 - Maine
- Area Code 208 - Idaho
- Area Code 209 - California
- Area Code 210 - Texas
- Area Code 212 - New York
- Area Code 213 - California
- Area Code 214 - Texas
- Area Code 215 - Pennsylvania
- Area Code 216 - Ohio
- Area Code 217 - Illinois
- Area Code 218 - Minnesota
- Area Code 219 - Indiana
- Area Code 224 - Illinois
- Area Code 225 - Louisiana
- Area Code 226 - Ontario
- Area Code 228 - Mississippi
- Area Code 229 - Georgia
- Area Code 231 - Michigan
- Area Code 234 - Ohio
- Area Code 239 - Florida
- Area Code 240 - Maryland
- Area Code 246 - Barbados
- Area Code 248 - Michigan
- Area Code 250 - British Columbia
- Area Code 251 - Alabama
- Area Code 252 - North Carolina
- Area Code 253 - Washington
- Area Code 254 - Texas
- Area Code 256 - Alabama
- Area Code 260 - Indiana
- Area Code 262 - Wisconsin
- Area Code 264 - Anguilla
- Area Code 267 - Pennsylvania
- Area Code 268 - Antigua/Barbuda
- Area Code 269 - Michigan
- Area Code 270 - Kentucky
- Area Code 276 - Virginia
- Area Code 281 - Texas
- Area Code 284 - British Virgin Islands
- Area Code 289 - Ontario
- Area Code 301 - Maryland
- Area Code 302 - Delaware
- Area Code 303 - Colorado
- Area Code 304 - West Virginia
- Area Code 305 - Florida
- Area Code 306 - Saskatchewan
- Area Code 307 - Wyoming
- Area Code 308 - Nebraska
- Area Code 309 - Illinois
- Area Code 310 - California
- Area Code 312 - Illinois
- Area Code 313 - Michigan
- Area Code 314 - Missouri
- Area Code 315 - New York
- Area Code 316 - Kansas
- Area Code 317 - Indiana
- Area Code 318 - Louisiana
- Area Code 319 - Iowa
- Area Code 320 - Minnesota
- Area Code 321 - Florida
- Area Code 323 - California
- Area Code 325 - Texas
- Area Code 330 - Ohio
- Area Code 331 - Illinois
- Area Code 334 - Alabama
- Area Code 336 - North Carolina
- Area Code 337 - Louisiana
- Area Code 339 - Massachusetts
- Area Code 340 - Virgin Islands
- Area Code 345 - Cayman Islands
- Area Code 347 - New York
- Area Code 351 - Massachusetts
- Area Code 352 - Florida
- Area Code 360 - Washington
- Area Code 361 - Texas
- Area Code 385 - Utah
- Area Code 386 - Florida
- Area Code 401 - Rhode Island
- Area Code 402 - Nebraska
- Area Code 403 - Alberta
- Area Code 404 - Georgia
- Area Code 405 - Oklahoma
- Area Code 406 - Montana
- Area Code 407 - Florida
- Area Code 408 - California
- Area Code 409 - Texas
- Area Code 410 - Maryland
- Area Code 412 - Pennsylvania
- Area Code 413 - Massachusetts
- Area Code 414 - Wisconsin
- Area Code 415 - California
- Area Code 416 - Ontario
- Area Code 417 - Missouri
- Area Code 418 - Quebec
- Area Code 419 - Ohio
- Area Code 423 - Tennessee
- Area Code 424 - California
- Area Code 425 - Washington
- Area Code 430 - Texas
- Area Code 432 - Texas
- Area Code 434 - Virginia
- Area Code 435 - Utah
- Area Code 438 - Quebec
- Area Code 440 - Ohio
- Area Code 441 - Bermuda
- Area Code 443 - Maryland
- Area Code 450 - Quebec
- Area Code 469 - Texas
- Area Code 473 - Grenada
- Area Code 478 - Georgia
- Area Code 479 - Arkansas
- Area Code 480 - Arizona
- Area Code 484 - Pennsylvania
- Area Code 501 - Arkansas
- Area Code 502 - Kentucky
- Area Code 503 - Oregon
- Area Code 504 - Louisiana
- Area Code 505 - New Mexico
- Area Code 506 - New Brunswick
- Area Code 507 - Minnesota
- Area Code 508 - Massachusetts
- Area Code 509 - Washington
- Area Code 510 - California
- Area Code 512 - Texas
- Area Code 513 - Ohio
- Area Code 514 - Quebec
- Area Code 515 - Iowa
- Area Code 516 - New York
- Area Code 517 - Michigan
- Area Code 518 - New York
- Area Code 519 - Ontario
- Area Code 520 - Arizona
- Area Code 530 - California
- Area Code 540 - Virginia
- Area Code 541 - Oregon
- Area Code 551 - New Jersey
- Area Code 559 - California
- Area Code 561 - Florida
- Area Code 562 - California
- Area Code 563 - Iowa
- Area Code 567 - Ohio
- Area Code 570 - Pennsylvania
- Area Code 571 - Virginia
- Area Code 573 - Missouri
- Area Code 574 - Indiana
- Area Code 575 - New Mexico
- Area Code 580 - Oklahoma
- Area Code 581 - Quebec
- Area Code 585 - New York
- Area Code 586 - Michigan
- Area Code 587 - Alberta
- Area Code 601 - Mississippi
- Area Code 602 - Arizona
- Area Code 603 - New Hampshire
- Area Code 604 - British Columbia
- Area Code 605 - South Dakota
- Area Code 606 - Kentucky
- Area Code 607 - New York
- Area Code 608 - Wisconsin
- Area Code 609 - New Jersey
- Area Code 610 - Pennsylvania
- Area Code 612 - Minnesota
- Area Code 613 - Ontario
- Area Code 614 - Ohio
- Area Code 615 - Tennessee
- Area Code 616 - Michigan
- Area Code 617 - Massachusetts
- Area Code 618 - Illinois
- Area Code 619 - California
- Area Code 620 - Kansas
- Area Code 623 - Arizona
- Area Code 626 - California
- Area Code 630 - Illinois
- Area Code 631 - New York
- Area Code 636 - Missouri
- Area Code 641 - Iowa
- Area Code 646 - New York
- Area Code 647 - Ontario
- Area Code 649 - Caicos Islands
- Area Code 650 - California
- Area Code 651 - Minnesota
- Area Code 657 - California
- Area Code 660 - Missouri
- Area Code 661 - California
- Area Code 662 - Mississippi
- Area Code 664 - Montserrat
- Area Code 670 - Mariana Islands
- Area Code 671 - Guam
- Area Code 678 - Georgia
- Area Code 681 - West Virginia
- Area Code 682 - Texas
- Area Code 684 - American Samoa
- Area Code 701 - North Dakota
- Area Code 702 - Nevada
- Area Code 703 - Virginia
- Area Code 704 - North Carolina
- Area Code 705 - Ontario
- Area Code 706 - Georgia
- Area Code 707 - California
- Area Code 708 - Illinois
- Area Code 709 - Newfoundland
- Area Code 712 - Iowa
- Area Code 713 - Texas
- Area Code 714 - California
- Area Code 715 - Wisconsin
- Area Code 716 - New York
- Area Code 717 - Pennsylvania
- Area Code 718 - New York
- Area Code 719 - Colorado
- Area Code 720 - Colorado
- Area Code 724 - Pennsylvania
- Area Code 727 - Florida
- Area Code 731 - Tennessee
- Area Code 732 - New Jersey
- Area Code 734 - Michigan
- Area Code 740 - Ohio
- Area Code 754 - Florida
- Area Code 757 - Virginia
- Area Code 758 - St. Lucia
- Area Code 760 - California
- Area Code 762 - Georgia
- Area Code 763 - Minnesota
- Area Code 765 - Indiana
- Area Code 767 - Dominica
- Area Code 769 - Mississippi
- Area Code 770 - Georgia
- Area Code 772 - Florida
- Area Code 773 - Illinois
- Area Code 774 - Massachusetts
- Area Code 775 - Nevada
- Area Code 778 - British Columbia
- Area Code 779 - Illinois
- Area Code 780 - Alberta
- Area Code 781 - Massachusetts
- Area Code 784 - Saint Vincent
- Area Code 785 - Kansas
- Area Code 786 - Florida
- Area Code 787 - Puerto Rico
- Area Code 801 - Utah
- Area Code 802 - Vermont
- Area Code 803 - South Carolina
- Area Code 804 - Virginia
- Area Code 805 - California
- Area Code 806 - Texas
- Area Code 807 - Ontario
- Area Code 808 - Hawaii
- Area Code 809 - Dominican Republic
- Area Code 810 - Michigan
- Area Code 812 - Indiana
- Area Code 813 - Florida
- Area Code 814 - Pennsylvania
- Area Code 815 - Illinois
- Area Code 816 - Missouri
- Area Code 817 - Texas
- Area Code 818 - California
- Area Code 819 - Quebec
- Area Code 828 - North Carolina
- Area Code 830 - Texas
- Area Code 831 - California
- Area Code 832 - Texas
- Area Code 843 - South Carolina
- Area Code 845 - New York
- Area Code 847 - Illinois
- Area Code 848 - New Jersey
- Area Code 850 - Florida
- Area Code 856 - New Jersey
- Area Code 857 - Massachusetts
- Area Code 858 - California
- Area Code 859 - Kentucky
- Area Code 860 - Connecticut
- Area Code 862 - New Jersey
- Area Code 863 - Florida
- Area Code 864 - South Carolina
- Area Code 865 - Tennessee
- Area Code 867 - Northwest Canada
- Area Code 868 - Trinidad & Tobago
- Area Code 869 - St. Kitts & Nevis
- Area Code 870 - Arkansas
- Area Code 876 - Jamaica
- Area Code 901 - Tennessee
- Area Code 902 - Nova Scotia
- Area Code 903 - Texas
- Area Code 904 - Florida
- Area Code 905 - Ontario
- Area Code 906 - Michigan
- Area Code 907 - Alaska
- Area Code 908 - New Jersey
- Area Code 909 - California
- Area Code 910 - North Carolina
- Area Code 912 - Georgia
- Area Code 913 - Kansas
- Area Code 914 - New York
- Area Code 915 - Texas
- Area Code 916 - California
- Area Code 917 - New York
- Area Code 918 - Oklahoma
- Area Code 919 - North Carolina
- Area Code 920 - Wisconsin
- Area Code 925 - California
- Area Code 928 - Arizona
- Area Code 931 - Tennessee
- Area Code 936 - Texas
- Area Code 937 - Ohio
- Area Code 939 - Puerto Rico
- Area Code 940 - Texas
- Area Code 941 - Florida
- Area Code 947 - Michigan
- Area Code 949 - California
- Area Code 951 - California
- Area Code 952 - Minnesota
- Area Code 954 - Florida
- Area Code 956 - Texas
- Area Code 970 - Colorado
- Area Code 971 - Oregon
- Area Code 972 - Texas
- Area Code 973 - New Jersey
- Area Code 978 - Massachusetts
- Area Code 979 - Texas
- Area Code 980 - North Carolina
- Area Code 985 - Louisiana
- Area Code 989 - Michigan