| National Access Numbers | |||
| 256 | 241-2285 | AL | Anniston |
| 256 | 262-1601 | AL | Athens |
| 334 | 321-2220 | AL | Auburn |
| 251 | 239-1601 | AL | Bayminetti |
| 205 | 949-2037 | AL | Birmingham |
| 251 | 212-1601 | AL | Brewton |
| 256 | 255-1601 | AL | Cullman |
| 256 | 260-2040 | AL | Decatur |
| 334 | 836-2220 | AL | Dothan |
| 334 | 619-1601 | AL | Eufala |
| 256 | 246-2357 | AL | Florence |
| 256 | 456-2013 | AL | Gadsden |
| 256 | 887-1601 | AL | Hanceville |
| 256 | 382-6395 | AL | Huntsville |
| 205 | 385-1601 | AL | Jasper |
| 334 | 259-1601 | AL | Maplesville |
| 251 | 338-2195 | AL | Mobile |
| 334 | 387-2899 | AL | Montgomery |
| 205 | 227-1601 | AL | Pell City |
| 334 | 664-1601 | AL | Phenix City |
| 334 | 410-1601 | AL | Selma |
| 334 | 674-1601 | AL | Troy |
| 205 | 469-2093 | AL | Tuscaloosa |
| 334 | 720-1601 | AL | Tuskegee |
| 623 | 298-0153 | AZ | Deer Valley North |
| 928 | 268-0526 | AZ | FLAGSTAFF |
| 602 | 445-0102 | AZ | North Phoenix |
| 623 | 321-0526 | AZ | PHOENIX |
| 480 | 452-0526 | AZ | PHOENIX |
| 602 | 926-0526 | AZ | PHOENIX |
| 602 | 324-1253 | AZ | Phoenix |
| 520 | 844-0526 | AZ | TUCSON |
| 480 | 505-0866 | AZ | Tempe |
| 818 | 309-1600 | CA | AGOURA |
| 818 | 338-0526 | CA | AGOURA [Backup Number] |
| 562 | 314-0526 | CA | ALAMITOS [Backup Number] |
| 626 | 500-1600 | CA | ALHAMBRA |
| 626 | 380-0526 | CA | ALHAMBRA [Backup Number] |
| 626 | 414-0526 | CA | ALHAMBRA [Backup Number] |
| 530 | 535-1600 | CA | ALLEGHANY |
| 530 | 466-0526 | CA | ALLEGHANY [Backup Number] |
| 559 | 751-0526 | CA | ALPAUGH [Backup Number] |
| 530 | 464-0526 | CA | ALTA [Backup Number] |
| 714 | 598-1600 | CA | ANAHEIM |
| 714 | 276-0526 | CA | ANAHEIM [Backup Number] |
| 714 | 333-0526 | CA | ANAHEIM [Backup Number] |
| 714 | 409-0526 | CA | ANAHEIM [Backup Number] |
| 714 | 410-0526 | CA | ANAHEIM [Backup Number] |
| 714 | 844-0526 | CA | ANAHEIM [Backup Number] |
| 530 | 776-1600 | CA | ANDERSON |
| 530 | 364-0526 | CA | ANDERSON [Backup Number] |
| 209 | 890-1600 | CA | ANGELS CAMP |
| 209 | 729-0526 | CA | ANGELS CAMP [Backup Number] |
| 707 | 736-0526 | CA | ANNAPOLIS [Backup Number] |
| 925 | 301-1600 | CA | ANTIOCH |
| 925 | 281-0526 | CA | ANTIOCH [Backup Number] |
| 925 | 775-0526 | CA | ANTIOCH [Backup Number] |
| 925 | 848-0526 | CA | ANTIOCH [Backup Number] |
| 831 | 607-1600 | CA | APTOS |
| 831 | 603-0526 | CA | APTOS [Backup Number] |
| 626 | 400-1600 | CA | ARCADIA |
| 626 | 226-0526 | CA | ARCADIA [Backup Number] |
| 626 | 231-0526 | CA | ARCADIA [Backup Number] |
| 626 | 473-0526 | CA | ARCADIA [Backup Number] |
| 626 | 726-0526 | CA | ARCADIA [Backup Number] |
| 707 | 633-0526 | CA | ARCATA [Backup Number] |
| 909 | 729-1600 | CA | ARLINGTON |
| 805 | 904-1600 | CA | ARROYO GRANDE |
| 805 | 980-0526 | CA | ARROYO GRANDE [Backup Number] |
| 661 | 247-1600 | CA | ARVIN |
| 661 | 451-0526 | CA | ARVIN [Backup Number] |
| 805 | 952-1600 | CA | ATASCADERO |
| 805 | 539-0526 | CA | ATASCADERO [Backup Number] |
| 209 | 683-1600 | CA | ATWATER |
| 209 | 812-0526 | CA | ATWATER [Backup Number] |
| 530 | 328-0526 | CA | AUBURN: MAIN DA [Backup Number] |
| 530 | 485-0526 | CA | AUBURN: MAIN DA [Backup Number] |
| 530 | 883-0526 | CA | AUBURN: MAIN DA [Backup Number] |
| 530 | 653-0526 | CA | AUBURN: NORTH DA [Backup Number] |
| 530 | 217-1600 | CA | AUBURN:MAIN DA |
| 310 | 929-1600 | CA | AVALON |
| 310 | 510-0526 | CA | AVALON [Backup Number] |
| 559 | 401-1600 | CA | AVENAL |
| 559 | 328-0526 | CA | AVENAL [Backup Number] |
| 626 | 609-0526 | CA | AZUSA-GLENDORA [Backup Number] |
| 510 | 545-1021 | CA | Alameda |
| 562 | 666-0052 | CA | Alamitos |
| 562 | 742-0359 | CA | Alamitos |
| 626 | 202-0214 | CA | Alhambra |
| 626 | 940-0601 | CA | Alhambra |
| 714 | 905-0172 | CA | Anaheim |
| 714 | 917-1121 | CA | Anaheim |
| 707 | 736-1003 | CA | Annapolis |
| 925 | 237-1003 | CA | Antioch |
| 831 | 531-1003 | CA | Aptos |
| 626 | 203-0209 | CA | Arcadia |
| 909 | 977-2101 | CA | Arlington |
| 626 | 784-0331 | CA | Azusa-Glendora |
| 559 | 677-0526 | CA | BADGER [Backup Number] |
| 661 | 840-0526 | CA | BAKERSFIELD: MAIN DA [Backup Number] |
| 661 | 843-0526 | CA | BAKERSFIELD: MAIN DA [Backup Number] |
| 661 | 846-0526 | CA | BAKERSFIELD: MAIN DA [Backup Number] |
| 661 | 215-0526 | CA | BAKERSFIELD: NORTH DA [Backup Number] |
| 661 | 885-0526 | CA | BAKERSFIELD: SOUTH DA [Backup Number] |
| 661 | 246-1600 | CA | BAKERSFIELD:MAIN DA |
| 661 | 243-1600 | CA | BAKERSFIELD:NORTH DA |
| 661 | 241-1600 | CA | BAKERSFIELD:SOUTH DA |
| 530 | 730-0526 | CA | BANGOR [Backup Number] |
| 909 | 755-0526 | CA | BANNING [Backup Number] |
| 760 | 282-0526 | CA | BARSTOW [Backup Number] |
| 415 | 366-0526 | CA | BELVEDERE (MARIN) [Backup Number] |
| 831 | 609-1600 | CA | BEN LOMOND |
| 831 | 604-0526 | CA | BEN LOMOND [Backup Number] |
| 707 | 400-1600 | CA | BENICIA |
| 707 | 361-0526 | CA | BENICIA [Backup Number] |
| 707 | 749-0526 | CA | BENICIA [Backup Number] |
| 661 | 452-0526 | CA | BERRENDA MESA [Backup Number] |
| 310 | 409-1600 | CA | BEVERLY HILLS |
| 310 | 362-0526 | CA | BEVERLY HILLS [Backup Number] |
| 310 | 388-0526 | CA | BEVERLY HILLS [Backup Number] |
| 310 | 861-0526 | CA | BEVERLY HILLS [Backup Number] |
| 909 | 752-0526 | CA | BIG BEAR LAKE [Backup Number] |
| 661 | 249-1600 | CA | BIG BUTTE |
| 661 | 532-1600 | CA | BIG BUTTE |
| 661 | 462-0526 | CA | BIG BUTTE [Backup Number] |
| 831 | 244-1600 | CA | BIG SUR |
| 831 | 300-0526 | CA | BIG SUR [Backup Number] |
| 530 | 531-1600 | CA | BIGGS |
| 530 | 869-0526 | CA | BIGGS [Backup Number] |
| 925 | 884-0526 | CA | BISHOP RANCH [Backup Number] |
| 760 | 874-0526 | CA | BISHOP [Backup Number] |
| 530 | 480-0526 | CA | BLAIRSDEN [Backup Number] |
| 707 | 668-0526 | CA | BLUE LAKE [Backup Number] |
| 760 | 544-0526 | CA | BLYTHE [Backup Number] |
| 707 | 377-0526 | CA | BODEGA BAY [Backup Number] |
| 707 | 300-1600 | CA | BOONVILLE |
| 707 | 895-0526 | CA | BOONVILLE [Backup Number] |
| 760 | 491-0526 | CA | BORON [Backup Number] |
| 760 | 465-0526 | CA | BORREGO [Backup Number] |
| 760 | 857-1600 | CA | BORREGO [Backup] |
| 831 | 610-1600 | CA | BOULDER CREEK |
| 831 | 618-0526 | CA | BOULDER CREEK [Backup Number] |
| 805 | 912-1600 | CA | BRADLEY |
| 714 | 510-0526 | CA | BREA [Backup Number] |
| 707 | 797-1600 | CA | BRIDGEVILLE |
| 707 | 335-0526 | CA | BRIDGEVILLE [Backup Number] |
| 714 | 752-1600 | CA | BUENA PARK |
| 818 | 450-0526 | CA | BURBANK: BURBANK DA [Backup Number] |
| 818 | 688-0526 | CA | BURBANK: BURBANK DA [Backup Number] |
| 818 | 751-0526 | CA | BURBANK: BURBANK DA [Backup Number] |
| 818 | 806-1600 | CA | BURBANK:SUN VALLEY DA |
| 559 | 402-1600 | CA | BURREL |
| 559 | 520-0526 | CA | BURREL [Backup Number] |
| 530 | 884-0526 | CA | BUTTE CITY [Backup Number] |
| 661 | 760-0526 | CA | BUTTONWILLOW [Backup Number] |
| 909 | 846-2101 | CA | Banning |
| 831 | 532-1003 | CA | Ben Lomond |
| 510 | 280-1370 | CA | Berkeley |
| 310 | 300-0056 | CA | Beverly Hills |
| 925 | 807-1109 | CA | Bishop Ranch |
| 707 | 589-1003 | CA | Bodega Bay |
| 760 | 748-4638 | CA | Borrego [Backup Number] |
| 831 | 533-1003 | CA | Boulder Creek |
| 760 | 235-4638 | CA | Brawley [Backup Number] |
| 760 | 412-4638 | CA | Brawley [Backup Number] |
| 714 | 443-0238 | CA | Buena Park |
| 714 | 684-0020 | CA | Buena Park |
| 818 | 441-0182 | CA | Burbank |
| 818 | 861-0124 | CA | Burbank |
| 760 | 284-0526 | CA | CALIFORNIA CITY [Backup Number] |
| 661 | 453-0526 | CA | CALIFORNIA HOT SPRINGS [Backup Number] |
| 760 | 502-0526 | CA | CALIPATRIA [Backup Number] |
| 760 | 624-1600 | CA | CALIPATRIA [Backup] |
| 707 | 737-0526 | CA | CALISTOGA [Backup Number] |
| 805 | 322-0526 | CA | CAMARILLO [Backup Number] |
| 805 | 203-1600 | CA | CAMBRIA |
| 805 | 926-0526 | CA | CAMBRIA [Backup Number] |
| 408 | 608-0526 | CA | CAMPBELL [Backup Number] |
| 619 | 824-0526 | CA | CAMPO [Backup Number] |
| 530 | 522-1600 | CA | CAMPTONVILLE |
| 530 | 463-0526 | CA | CAMPTONVILLE [Backup Number] |
| 818 | 451-1600 | CA | CANOGA PARK |
| 818 | 337-0526 | CA | CANOGAPARK [Backup Number] |
| 949 | 201-1600 | CA | CAPISTRANO VALLEY |
| 949 | 606-0526 | CA | CAPISTRANO VALLEY [Backup Number] |
| 831 | 250-1600 | CA | CARMEL |
| 831 | 298-1600 | CA | CARMEL VALLEY |
| 831 | 308-0526 | CA | CARMEL VALLEY [Backup Number] |
| 831 | 309-0526 | CA | CARMEL [Backup Number] |
| 805 | 755-0526 | CA | CARPINTERIA [Backup Number] |
| 805 | 510-1600 | CA | CARRISA PLAINS |
| 805 | 725-0526 | CA | CARRISA PLAINS [Backup Number] |
| 559 | 403-1600 | CA | CARUTHERS |
| 559 | 234-0526 | CA | CARUTHERS [Backup Number] |
| 831 | 731-1600 | CA | CASTROVILLE |
| 831 | 307-0526 | CA | CASTROVILLE [Backup Number] |
| 805 | 900-1600 | CA | CAYUCOS |
| 707 | 788-0526 | CA | CAZADERO [Backup Number] |
| 530 | 772-1600 | CA | CHALLENGE |
| 530 | 236-0526 | CA | CHALLENGE [Backup Number] |
| 530 | 592-1600 | CA | CHICO |
| 530 | 230-0526 | CA | CHICO [Backup Number] |
| 530 | 267-0526 | CA | CHICO [Backup Number] |
| 530 | 540-0526 | CA | CHICO [Backup Number] |
| 530 | 571-0526 | CA | CHICO [Backup Number] |
| 909 | 664-0526 | CA | CHINO [Backup Number] |
| 559 | 201-1600 | CA | CHOWCHILLA |
| 559 | 533-0526 | CA | CHOWCHILLA [Backup Number] |
| 559 | 663-0526 | CA | CHOWCHILLA [Backup Number] |
| 831 | 232-1600 | CA | CHUALAR |
| 831 | 306-0526 | CA | CHUALAR [Backup Number] |
| 619 | 489-0526 | CA | CHULA VISTA [Backup Number] |
| 619 | 864-0526 | CA | CHULA VISTA [Backup Number] |
| 925 | 993-1600 | CA | CLAYTON |
| 925 | 889-0526 | CA | CLAYTON [Backup Number] |
| 707 | 549-0526 | CA | CLEAR OAKS [Backup Number] |
| 209 | 433-0526 | CA | CLEMENTS [Backup Number] |
| 707 | 404-1600 | CA | CLOVERDALE |
| 707 | 893-0526 | CA | CLOVERDALE [Backup Number] |
| 559 | 472-1600 | CA | CLOVIS |
| 559 | 314-0526 | CA | CLOVIS [Backup Number] |
| 559 | 404-1600 | CA | COALINGA |
| 559 | 961-0526 | CA | COALINGA [Backup Number] |
| 707 | 928-0526 | CA | COBB MOUNTAIN [Backup Number] |
| 530 | 323-0526 | CA | COLFAX: COLFAX DA [Backup Number] |
| 530 | 422-0526 | CA | COLFAX: WEIMAR DA [Backup Number] |
| 909 | 498-0526 | CA | COLTON [Backup Number] |
| 310 | 361-0526 | CA | COMPTON: COMPTON DA [Backup Number] |
| 562 | 363-0526 | CA | COMPTON: COMPTON DA [Backup Number] |
| 310 | 742-0526 | CA | COMPTON: COMPTON DA [Backup Number] |
| 310 | 868-0526 | CA | COMPTON: COMPTON DA [Backup Number] |
| 310 | 878-0526 | CA | COMPTON: GARDENA DA [Backup Number] |
| 310 | 999-0526 | CA | COMPTON: GARDENA DA [Backup Number] |
| 925 | 887-0526 | CA | CONCORD [Backup Number] |
| 805 | 244-0526 | CA | CONEJO [Backup Number] |
| 559 | 780-0526 | CA | CORCORAN [Backup Number] |
| 530 | 689-0526 | CA | CORNING [Backup Number] |
| 909 | 707-1600 | CA | CORONA |
| 909 | 281-0526 | CA | CORONA [Backup Number] |
| 909 | 963-0526 | CA | CORONA [Backup Number] |
| 619 | 996-0526 | CA | CORONADO [Backup Number] |
| 415 | 329-0526 | CA | CORTE MADERA [Backup Number] |
| 530 | 377-1600 | CA | COTTONWOOD |
| 530 | 348-0526 | CA | COTTONWOOD [Backup Number] |
| 209 | 682-1600 | CA | COULTERVILLE |
| 209 | 434-0526 | CA | COULTERVILLE [Backup Number] |
| 916 | 756-0526 | CA | COURTLAND [Backup Number] |
| 707 | 675-0526 | CA | COVELO [Backup Number] |
| 626 | 608-0526 | CA | COVINA [Backup Number] |
| 510 | 722-0526 | CA | CROCKETT [Backup Number] |
| 209 | 690-1600 | CA | CROWS LANDING |
| 209 | 856-0526 | CA | CROWS LANDING [Backup Number] |
| 661 | 420-0526 | CA | CUYAMA [Backup Number] |
| 714 | 733-1600 | CA | CYPRESS |
| 760 | 235-4638 | CA | Calexico [Backup Number] |
| 909 | 918-2002 | CA | Calimesa |
| 760 | 412-4638 | CA | Calipatria [Backup Number] |
| 805 | 914-2257 | CA | Camarillo |
| 408 | 540-1003 | CA | Campbell |
| 619 | 378-4638 | CA | Campo [Backup Number] |
| 818 | 456-5251 | CA | Canoga Park |
| 818 | 466-0711 | CA | Canoga Park |
| 949 | 257-1644 | CA | Capistrano Valley |
| 760 | 496-0156 | CA | Carlsbad |
| 760 | 712-4638 | CA | Carlsbad [Backup Number] |
| 909 | 993-2002 | CA | Chino |
| 619 | 946-1004 | CA | Chula Vista |
| 619 | 567-4638 | CA | Chula Vista [Backup Number] |
| 619 | 664-4638 | CA | Chula Vista [Backup Number] |
| 916 | 676-1121 | CA | Citrus Heights |
| 909 | 753-0314 | CA | Claremont |
| 925 | 276-1003 | CA | Clayton |
| 909 | 835-2002 | CA | Colton |
| 562 | 398-0044 | CA | Compton |
| 310 | 747-0115 | CA | Compton |
| 562 | 748-0273 | CA | Compton |
| 805 | 622-2256 | CA | Conejo |
| 909 | 531-0094 | CA | Corona |
| 909 | 893-2002 | CA | Corona |
| 619 | 878-1000 | CA | Coronado |
| 619 | 567-4638 | CA | Coronado [Backup Number] |
| 619 | 664-4638 | CA | Coronado [Backup Number] |
| 626 | 722-1001 | CA | Covina |
| 626 | 736-4270 | CA | Covina |
| 310 | 945-1293 | CA | Culver City |
| 714 | 886-1490 | CA | Cypress |
| 925 | 718-1600 | CA | DANVILLE |
| 925 | 886-0526 | CA | DANVILLE [Backup Number] |
| 530 | 204-1600 | CA | DAVIS |
| 530 | 231-0526 | CA | DAVIS [Backup Number] |