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