AreaCodesInfo
By Codes By States By Cities FAQ

840 Area Code : Location, Timezone, Map, Zip Code, Scam

840 Area Code

Where is 840 area code ?

Area Code 840 : Overview
  • Area Code: 840
  • State: California (CA), USA
  • Major Locations: San Bernardino, Fontana, Ontario, Rancho Cucamonga, Pomona, Rialto, Chino.
  • Timezone: Pacific Time Zone
  • In Service Date: Since February 23, 2021
  • Coordinates: 36.7783° N, 119.4179° W
  • Zip Code: As mentioned below.

Area code 840 is the telephone area code for the California (CA), USA in the North American Numbering Plan.

It covers a number of major locations including San Bernardino, Fontana, Ontario, Rancho Cucamonga, Pomona, Rialto, Chino, etc. The list of all covered counties and cities is given below.

The time zone for places served by area code 840 is Pacific Time Zone.

This area code in service since February 23, 2021. Area codes 840 and 909 overlap and cover the same territory.

Coordinates for locations covered by area code 840 are 36.7783° N, 119.4179° W.

Zip codes for locations covered under 840 area code usa are listed in the table below.

The 840 Area Code Map above shows the geographic region it covers.

Make sure to bookmark this page to gain instant access to all US area codes and a comprehensive guide. This will help you become an expert on US area code lookup.

840 Area Code By NPA NXX Location

A complete list of area code 840 location by different telephone number locations and by NPA NXX are listed in the table below with covered area. "NPA NXX" are parts of a ten-digit phone number i.e NPA-NXX-XXXX in the North American Numbering Plan (NANP). NPA are the area codes and NXX are the central office codes. These codes are unique to each state, however some larger states have more than one phone area code 840.

NOTE: Click on Area code to copy it to the clipboard.
Copied ✅
NPA NXX Area covered
840-200 Chino
840-201 Fontana
840-202 Pomona
840-203 San Bernardino
840-204 San Bernardino
840-205 Claremont
840-206 Chino
840-207 Arrowhead
840-208 Claremont
840-209 Arrowhead
840-210 Fontana
840-212 Chino
840-213 Redlands
840-214 Marshall
840-215 Highland
840-216 Arrowhead
840-217 Fontana
840-218 Chino
840-219 Calimesa
840-220 Rialto
840-221 San Bernardino
840-222 San Bernardino
840-223 Calimesa
840-224 San Bernardino
840-225 Pomona
840-226 Pomona
840-227 San Bernardino
840-228 Colton
840-229 Claremont
840-230 Pomona
840-231 Pomona
840-232 Fontana
840-233 Arrowhead
840-234 Arrowhead
840-235 Colton
840-236 Claremont
840-237 Ontario
840-238 Pomona
840-239 Fontana
840-240 Diamond Bar
840-241 Rialto
840-242 Upland
840-243 Pomona
840-244 Diamond Bar
840-245 Redlands
840-246 Etiwanda
840-252 Mentone
840-284 Chino
840-300 Redlands
840-333 Pomona
840-336 Colton
840-345 Pomona
840-356 Arrowhead
840-400 Ontario
840-444 Arrowhead
840-465 Chino
840-466 Upland
840-500 Bigbear City
840-587 San Bernardino
840-588 Diamond Bar
840-600 Colton
840-666 Fontana
840-677 Etiwanda
840-688 Crestline
840-699 Ontario
840-777 Pomona
840-788 Fontana
840-799 Rialto
840-800 Upland
840-804 Claremont
840-837 Pomona
840-877 Marshall
840-888 Redlands
840-899 Highland
840-900 Rialto
840-977 Claremont
840-999 Upland

Cities in 840 area code with ZIP codes

Following table shows the top cities of 840 phone area code by population. Major cities often have a special area code all their own, but smaller towns might share one with the neighboring areas.To help in improving your search 840 area code zip code are also listed below. Ensure that you enter the correct ZIP code for your needs.

Major Cities (Population ⬇) Zip Codes
San Bernardino92401-92411
Fontana92335-92337
Ontario91761-91764
Rancho Cucamonga91730-91739
Pomona91766-91768
Rialto92376-92377
Chino91710-91711
Upland91784-91786
Redlands92373
Highland92346
Diamond Bar91765
Colton92324
Covina91722-91724
Claremont91711
La Verne91750
Walnut91789
Big Bear92314
Calimesa92540
Mentone92359

Counties in 840 area code

Do you know what are the counties are covered under area code 840? Following table shows the all counties of area code for 840 by population. To ease in finding your required information area code 840 cities zip codes are also given.

All Counties
San Bernardino, CARiverside, CA
Los Angeles, CA

Frequently Asked Questions

  1. What area code is 840 ?
    » 840 is the area code for California (CA), USA. Please review the information above for more specific details.
  2. What is 840 area code time zone ?
    » The 840 area code time zone is located in the Pacific Time Zone.
  3. What are the areas covered by 840 area code ?
    » A complete list of 840 area code location, area, cities and counties covered by area code 840 are list above with thier zip codes.
  4. What are the coordinates of 840 area code ?
    » The coordinates for 840 area code are 36.7783° N, 119.4179° W.
  5. Is area code 840 a toll-free code?
    » Toll-free numbers in the US and Canada start with the digits 800, 844, 855, 866, 877, or 888. If an area code 840 usa does not start with one of these digits, it is not a toll-free code.
  6. Is area code 840 a scam code? ?
    » There are some area codes that are known to be used by scammers. You can find a list of these area codes on the websites of the Federal Trade Commission (FTC) and the Federal Communications Commission (FCC).

References

Area codes 840

Click on area code to know more

201 202 203 204 205 206 207 208 209 210 212 213 214 215 216 217 218 219 220 223 224 225 226 227 228 229 231 234 236 239 240 242 246 248 249 250 251 252 253 254 256 260 262 263 264 267 268 269 270 272 274 276 279 281 283 284 289 301 302 303 304 305 306 307 308 309 310 312 313 314 315 316 317 318 319 320 321 323 325 326 329 330 331 332 334 336 337 339 340 341 343 345 346 347 350 351 352 353 354 360 361 363 364 365 367 368 369 380 382 385 386 401 402 403 404 405 406 407 408 409 410 412 413 414 415 416 417 418 419 423 424 425 428 430 431 432 434 435 437 438 440 441 442 443 445 447 448 450 456 458 463 464 468 469 470 472 473 474 475 478 479 480 484 500 501 502 503 504 505 506 507 508 509 510 512 513 514 515 516 517 518 519 520 530 531 533 534 539 540 541 544 548 551 557 559 561 562 563 564 566 567 570 571 572 573 574 575 577 579 580 581 582 584 585 586 587 600 601 602 603 604 605 606 607 608 609 610 612 613 614 615 616 617 618 619 620 623 624 626 628 629 630 631 636 639 640 641 645 646 647 649 650 651 656 657 658 659 660 661 662 664 667 669 670 671 672 678 680 681 682 683 684 689 700 701 702 703 704 705 706 707 708 709 710 712 713 714 715 716 717 718 719 720 721 724 725 726 727 728 730 731 732 734 737 740 742 743 747 753 754 757 758 760 762 763 765 767 769 770 771 772 773 774 775 778 779 780 781 782 784 785 786 787 800 801 802 803 804 805 806 807 808 809 810 812 813 814 815 816 817 818 819 820 825 826 828 829 830 831 832 833 835 838 839 840 843 844 845 847 848 849 850 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 872 873 876 877 878 888 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 925 928 929 930 931 934 936 937 938 939 940 941 943 945 947 948 949 951 952 954 956 959 970 971 972 973 975 978 979 980 983 984 985 986 989