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Area Code 520

Area code 520 is in Arizona, USA , spanning 5 counties and serving 64 cities, including Tucson, Casas Adobes or Casa Grande; it currently uses 674 prefixes, assigned from 520-200-XXXX through 520-999-XXXX.

In service date for area code 520: March 19, 1995.

The current local time is .

520 area code location on a map
© OpenStreetMap contributors
For exact NPA boundaries see official 520 area code map

More Arizona area codes:

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Locate any 520-NXX prefix:

NPANXX Area served1 Date2
520-200 Hayden 10/24/2002
520-201 San Manuel 10/24/2002
520-202 Tucson N/A
520-203 Tucson 8/13/2003
520-204 Tucson 12/4/2003
520-205 Tucson N/A
520-206 Tucson N/A
520-207 Tucson N/A
520-208 Casa Grande 1/8/2001
520-209 Tucson N/A
520-210 Tombstone 8/20/2013
520-212 Cascabel N/A
520-213 Casa Grande 6/25/2013
520-214 Tucson 11/19/2015
520-215 Blackwater N/A
520-216 Nogales N/A
520-217 Casa Grande 12/29/2015
520-218 Tucson N/A
520-219 Tucson N/A
520-220 Sierra Vista 5/31/2002
520-221 Benson 4/8/2003
520-222 Tucson 10/6/2011
520-223 Nogales 4/9/2002
520-224 Sierra Vista N/A
520-225 Tucson N/A
520-226 Sierra Vista 4/9/2002
520-227 Sierra Vista 5/16/2002
520-228 Tucson N/A
520-229 Tucson N/A
520-230 Tucson N/A
520-231 Whitlow N/A
520-232 Tucson N/A
520-233 Casa Grande 7/23/2002
520-234 Sierra Vista 11/6/2002
520-235 Tucson N/A
520-236 Sierra Vista 9/17/2002
520-237 Tucson N/A
520-238 Yuma N/A
520-239 Tucson N/A
520-240 Tucson N/A
520-241 Tucson N/A
520-242 Willcox 10/28/2021
520-243 Tucson N/A
520-244 Tucson 3/14/2016
520-245 Tucson N/A
520-246 Tucson 10/30/2020
520-247 Tucson 1/18/2001
520-248 Tucson N/A
520-249 Sierra Vista N/A
520-250 Tucson N/A
520-251 Casa Grande N/A
520-252 Casa Grande N/A
520-253 Willcox 4/8/2003
520-254 Willcox 4/2/2004
520-255 Sierra Vista 4/28/2004
520-256 Tucson 1/29/2001
520-257 Tucson 8/19/2014
520-258 Tucson N/A
520-259 Tucson N/A
520-260 Tucson N/A
520-261 Tucson 7/16/2009
520-262 Tucson 2/17/2010
520-263 Sierra Vista 8/15/2014
520-264 Nogales 2/13/2001
520-265 Benson 8/9/2002
520-266 Sierra Vista 8/9/2002
520-267 Sierra Vista N/A
520-268 Tucson 3/14/2013
520-269 Tucson 2/5/2007
520-270 Tucson N/A
520-271 Tucson N/A
520-272 Tucson N/A
520-273 Tucson 8/19/2014
520-274 Tucson 9/14/2016
520-275 Tucson N/A
520-276 Tucson 10/30/2014
520-277 Whitlow 5/8/2012
520-278 Tucson 8/28/2014
520-279 Tucson 2/18/2014
520-280 Casa Grande N/A
520-281 Nogales N/A
520-282 Tucson N/A
520-283 Tucson 9/23/2014
520-284 Tucson 3/17/2009
520-285 Nogales N/A
520-286 Tucson 1/11/2013
520-287 Nogales N/A
520-288 Tucson 4/21/2011
520-289 Tucson 6/28/2006
520-290 Tucson N/A
520-291 Tucson N/A
520-292 Tucson N/A
520-293 Tucson N/A
520-294 Tucson N/A
520-295 Tucson N/A
520-296 Tucson N/A
520-297 Tucson N/A
520-298 Tucson N/A
520-299 Tucson N/A
NPANXX Area served1 Date2
520-300 Tucson 3/22/2007
520-301 Tucson 5/3/2007
520-302 Tucson 2/12/2007
520-303 Tucson 1/2/2008
520-304 Tucson N/A
520-305 Tucson 10/9/2007
520-306 Tucson 3/12/2009
520-307 Tucson N/A
520-308 Tucson 9/9/2009
520-309 Tucson 9/30/2005
520-310 Tucson 9/9/2009
520-312 Tucson N/A
520-313 Nogales 5/15/2001
520-314 Tucson 2/9/2011
520-315 Casa Blanca N/A
520-316 Casa Grande N/A
520-317 Hayden 7/13/2016
520-318 Tucson N/A
520-319 Tucson N/A
520-320 Tucson N/A
520-321 Tucson N/A
520-322 Tucson N/A
520-323 Tucson N/A
520-324 Tucson N/A
520-325 Tucson N/A
520-326 Tucson N/A
520-327 Tucson N/A
520-328 Tucson 5/14/2014
520-329 Tucson 6/28/2010
520-330 Tucson 7/6/2016
520-331 Tucson N/A
520-332 Tucson 5/17/2012
520-333 Tucson 12/17/2010
520-334 Tucson 10/2/2008
520-335 Sierra Vista 2/12/2009
520-336 Tucson 2/13/2009
520-337 Willcox 5/5/2008
520-338 Tucson 10/7/2011
520-339 Tucson 9/12/2008
520-340 Casa Grande 9/1/2016
520-341 Nogales 12/9/2016
520-342 Tucson 3/8/2007
520-343 Tucson 5/23/2007
520-344 Tucson 4/24/2007
520-345 Tucson 1/11/2013
520-346 Bisbee 9/21/2018
520-347 Tucson N/A
520-348 Willcox 6/22/2015
520-349 Tucson N/A
520-350 Casa Grande 5/14/2008
520-351 Tucson 10/11/2005
520-352 Tucson N/A
520-353 Bisbee 5/8/2012
520-354 Tucson 10/27/2016
520-355 Tucson 9/7/2012
520-356 Hayden N/A
520-357 Hayden N/A
520-358 Tucson 3/6/2001
520-359 Tucson 6/24/2014
520-360 Tucson N/A
520-361 Santa Rosa N/A
520-362 West San Simon N/A
520-363 Hayden N/A
520-364 Douglas N/A
520-365 Tucson 4/24/2012
520-366 Bisbee N/A
520-367 Tucson 7/13/2017
520-368 Douglas 11/7/2007
520-369 Tucson 9/28/2011
520-370 Tucson N/A
520-371 Casa Grande N/A
520-372 Tucson 8/5/2019
520-373 Tucson 10/31/2012
520-374 Casa Grande N/A
520-375 Nogales N/A
520-376 Sierra Vista 2/19/2019
520-377 Nogales N/A
520-378 Sierra Vista N/A
520-379 Douglas N/A
520-380 Casa Grande 8/23/2019
520-381 Casa Grande N/A
520-382 Tucson N/A
520-383 Sells N/A
520-384 Willcox N/A
520-385 San Manuel N/A
520-386 Benson 12/11/2019
520-387 Ajo N/A
520-388 Tucson N/A
520-389 Tucson 10/9/2014
520-390 Tucson N/A
520-391 Superior N/A
520-392 Tucson 12/29/2009
520-393 Tucson N/A
520-394 Nogales N/A
520-395 Tucson 5/21/2007
520-396 Tucson 8/24/2006
520-397 Nogales N/A
520-398 Tucson N/A
520-399 Tucson N/A
NPANXX Area served1 Date2
520-400 Tucson N/A
520-401 Tucson N/A
520-402 Benson 9/14/2016
520-403 Tucson N/A
520-404 Tucson N/A
520-405 Tucson N/A
520-406 Tucson 4/16/2001
520-407 Tucson N/A
520-408 Tucson N/A
520-409 Tucson N/A
520-410 Tucson N/A
520-412 Tombstone 10/29/2018
520-413 Casa Grande 4/16/2001
520-414 Casa Grande 4/16/2001
520-415 Nogales 3/5/2012
520-416 Tucson 9/16/2019
520-417 Sierra Vista N/A
520-418 Stotonic N/A
520-419 Tucson N/A
520-420 Tucson 12/18/2019
520-421 Casa Grande N/A
520-422 Bisbee 8/13/2012
520-423 Casa Grande N/A
520-424 Casa Grande N/A
520-425 Tucson 11/3/2006
520-426 Casa Grande N/A
520-427 Tucson 1/11/2013
520-428 Tucson 1/17/2014
520-429 Tucson N/A
520-430 Maricopa Village N/A
520-431 Casa Grande N/A
520-432 Bisbee N/A
520-433 Tucson 11/20/2012
520-434 Tucson N/A
520-435 Willcox 05/31/2023
520-436 Hayden 10/3/2019
520-437 Tucson 3/30/2006
520-438 Whitlow 10/3/2019
520-439 Sierra Vista N/A
520-440 Tucson N/A
520-441 Tucson 4/20/2010
520-442 Benson 9/24/2012
520-443 Tucson 6/6/2007
520-444 Tucson N/A
520-445 Tucson N/A
520-446 Tucson N/A
520-447 Tucson 2/28/2014
520-448 Tucson 4/30/2014
520-449 Tucson N/A
520-450 Casa Grande N/A
520-451 Tucson 10/28/2021
520-452 Sierra Vista N/A
520-453 Tombstone 4/20/2020
520-454 Sierra Vista 2/13/2009
520-455 Nogales N/A
520-456 Sierra Vista N/A
520-457 Tombstone N/A
520-458 Sierra Vista N/A
520-459 Sierra Vista N/A
520-460 Tucson 9/17/2012
520-461 Tucson N/A
520-462 Tucson 8/17/2017
520-463 Whitlow N/A
520-464 Casa Grande N/A
520-465 Tucson N/A
520-466 Casa Grande N/A
520-467 Tucson 12/19/2019
520-468 Tucson 5/21/2008
520-469 Tucson N/A
520-470 Nogales N/A
520-471 Tucson N/A
520-472 Casa Grande 8/26/2019
520-473 Sierra Vista 11/23/2020
520-474 Tucson 11/16/2012
520-475 Tucson 6/5/2020
520-476 Tucson 9/1/2020
520-477 Tucson 1/12/2011
520-478 Ajo 10/27/2020
520-479 Tucson 5/11/2020
520-481 Tucson N/A
520-482 Tucson 7/1/2021
520-483 Casa Grande N/A
520-484 Tucson 10/22/2012
520-485 Tucson 5/13/2015
520-486 Tucson 9/16/2020
520-487 San Manuel N/A
520-488 Tucson N/A
520-489 Tucson N/A
520-490 Tucson N/A
520-491 Flagstaff N/A
520-492 Tucson 10/6/2020
520-493 Tucson 4/18/2019
520-494 Casa Grande N/A
520-495 Tucson N/A
520-496 Tucson 10/7/2020
520-497 Tucson 10/7/2020
520-498 Tucson N/A
520-499 Tucson 4/19/2013
NPANXX Area served1 Date2
520-500 Tucson 2/26/2015
520-501 Tucson 10/22/2020
520-502 Sasabe 6/2/2020
520-503 Willcox 12/22/2020
520-504 Sierra Vista 4/2/2021
520-505 Tucson 7/20/2009
520-506 Tombstone 12/23/2020
520-507 Willcox N/A
520-508 Sierra Vista N/A
520-509 Casa Grande 5/15/2001
520-510 Casa Grande N/A
520-512 Tucson N/A
520-513 Tucson N/A
520-514 Tucson N/A
520-515 Sierra Vista N/A
520-516 Tucson N/A
520-517 Sacaton 4/12/2021
520-518 Casa Grande N/A
520-519 Tucson N/A
520-520 Nogales 9/26/2022
520-521 San Manuel 10/26/2020
520-522 Casa Blanca 6/2/2020
520-523 Sierra Vista 5/7/2020
520-524 Tucson 12/21/2020
520-525 Bisbee 5/7/2020
520-526 Tucson 4/28/2017
520-527 Benson 12/22/2020
520-528 Tucson 1/19/2015
520-529 Tucson N/A
520-530 Tucson 10/2/2020
520-531 Tucson N/A
520-532 Casa Grande 12/23/2020
520-533 Sierra Vista N/A
520-534 Tucson 1/11/2021
520-535 Tucson 12/8/2020
520-536 Douglas 12/22/2020
520-537 Tucson 3/4/2021
520-538 Sierra Vista N/A
520-539 Tucson 4/9/2014
520-540 Tucson N/A
520-541 Willcox 7/7/2021
520-542 Tucson 8/4/2021
520-543 Tucson 5/14/2021
520-544 Tucson N/A
520-545 Tucson N/A
520-546 Tucson N/A
520-547 Tucson N/A
520-548 Tucson 7/19/2001
520-549 Tucson N/A
520-550 Komatke N/A
520-551 Tucson 11/19/2001
520-552 Bisbee 2/28/2021
520-553 Casa Grande 7/19/2021
520-554 Tucson 8/9/2021
520-556 Sierra Vista 8/24/2021
520-557 Tucson N/A
520-558 Portal N/A
520-559 Sierra Vista N/A
520-560 Casa Grande N/A
520-561 Tucson N/A
520-562 Sacaton N/A
520-563 Benson 9/3/2021
520-564 Douglas 9/3/2021
520-565 Tucson 8/9/2021
520-566 Tucson N/A
520-567 Hayden 9/3/2021
520-568 Casa Grande N/A
520-569 San Manuel 9/3/2021
520-570 Tucson N/A
520-571 Tucson N/A
520-572 Tucson N/A
520-573 Tucson N/A
520-574 Tucson N/A
520-575 Tucson N/A
520-576 Tucson N/A
520-577 Tucson N/A
520-578 Tucson N/A
520-579 Tucson N/A
520-580 Superior 6/28/2021
520-581 Tombstone 9/3/2021
520-582 Casa Grande N/A
520-583 Whitlow 9/3/2021
520-584 Tucson N/A
520-585 Tucson 3/9/2016
520-586 Benson N/A
520-587 Portal 9/24/2021
520-588 Cascabel 9/24/2020
520-589 Tucson 7/29/2015
520-590 Bisbee 11/10/2021
520-591 Tucson N/A
520-592 Nogales 10/4/2021
520-593 Hayden 12/24/2020
520-594 Tucson N/A
520-595 Benson 6/5/2015
520-596 Tucson 10/26/2021
520-597 Superior 3/22/2016
520-598 Casa Grande 10/11/2021
520-599 Tucson 12/15/2014
NPANXX Area served1 Date2
520-600 Tucson 10/10/2017
520-601 Sells 12/17/2021
520-602 Tucson 08/17/2023
520-603 Tucson N/A
520-604 Nogales N/A
520-605 Tucson 10/25/2021
520-606 Tucson 2/5/2014
520-607 Casa Grande 12/17/2021
520-608 San Manuel 1/25/2022
520-609 Tucson N/A
520-610 Sacaton N/A
520-612 Tucson 5/22/2012
520-613 Tucson 1/7/2022
520-614 Tucson 2/24/2022
520-615 Tucson N/A
520-616 Tucson N/A
520-617 Tucson N/A
520-618 Tucson N/A
520-619 Nogales 5/15/2001
520-620 Tucson N/A
520-621 Tucson N/A
520-622 Tucson N/A
520-623 Tucson N/A
520-624 Tucson N/A
520-625 Tucson N/A
520-626 Tucson N/A
520-627 Tucson 1/18/2022
520-628 Tucson N/A
520-629 Tucson N/A
520-630 Willcox 12/2/2021
520-631 Tucson N/A
520-632 Casa Grande 12/15/2021
520-633 Tucson 1/8/2022
520-634 Casa Grande 3/10/2022
520-635 Casa Grande 4/7/2015
520-636 San Manuel 9/30/2015
520-637 Casa Grande 12/23/2020
520-638 Tucson 4/28/2008
520-639 Tucson 4/17/2015
520-640 Tucson 4/15/2022
520-641 Benson 2/18/2022
520-642 Elfrida N/A
520-643 Willcox 3/28/2022
520-644 Komatke 9/24/2020
520-645 Douglas 9/30/2013
520-646 Nogales 2/18/2022
520-647 Tucson N/A
520-648 Tucson N/A
520-649 Tucson 8/10/2022
520-650 Whitlow 10/29/2020
520-651 Tucson 7/14/2022
520-652 Whitlow 3/1/2022
520-653 Tucson 7/20/2022
520-654 Sierra Vista 8/25/2022
520-655 Superior 6/2/2020
520-656 Willcox 10/27/2022
520-657 Hayden 10/4/2022
520-658 Tucson 10/24/2014
520-659 Nogales 9/15/2022
520-660 Casa Grande 9/20/2022
520-661 Tucson N/A
520-662 Tucson 6/11/2004
520-663 Tucson N/A
520-664 Tucson N/A
520-665 Tucson N/A
520-666 Casa Grande 9/12/2017
520-667 Tucson 02/13/2023
520-668 Tucson 5/8/2002
520-669 Sierra Vista 03/09/2023
520-670 Tucson N/A
520-671 Sierra Vista 03/09/2023
520-672 Sierra Vista 03/09/2023
520-673 Sierra Vista 03/09/2023
520-674 Sierra Vista 03/09/2023
520-675 Tucson 04/14/2023
520-677 Casa Grande 04/18/2023
520-678 Sierra Vista N/A
520-679 Tombstone 06/08/2023
520-680 Bisbee 06/22/2023
520-681 Nogales 06/26/2023
520-682 Tucson N/A
520-683 Casa Grande 08/11/2023
520-684 Sierra Vista 08/31/2023
520-685 Sierra Vista 6/7/2017
520-686 Benson 6/8/2004
520-687 Sierra Vista 08/31/2023
520-688 Casa Grande 9/15/2021
520-689 Superior N/A
520-690 Tucson N/A
520-691 Sierra Vista 08/31/2023
520-692 Sierra Vista 08/31/2023
520-693 Sierra Vista 08/31/2023
520-694 Tucson N/A
520-695 Tucson N/A
520-696 Tucson N/A
520-697 Tucson 09/06/2023
520-698 Willcox 10/18/2023
520-699 Sierra Vista 10/15/2021
NPANXX Area served1 Date2
520-701 Casa Grande 11/09/2023
520-702 Douglas 1/14/2022
520-703 Tucson 12/08/2023
520-704 Tucson 2/9/2010
520-705 Casa Grande N/A
520-706 Sierra Vista 01/08/2024
520-707 Sierra Vista 01/08/2024
520-708 Sierra Vista 01/08/2024
520-709 Casa Grande N/A
520-710 Tucson 8/10/2022
520-712 Tucson N/A
520-713 Sierra Vista 01/08/2024
520-714 Sierra Vista 01/08/2024
520-715 Sierra Vista 01/08/2024
520-716 Sierra Vista 01/08/2024
520-717 Sierra Vista 01/08/2024
520-718 Sierra Vista 01/08/2024
520-719 Tucson 7/23/2015
520-720 Benson N/A
520-721 Tucson N/A
520-722 Tucson N/A
520-723 Casa Grande N/A
520-724 Tucson 2/2/2011
520-725 Sierra Vista 01/08/2024
520-727 Douglas 8/24/2005
520-728 Casa Grande 02/16/2024
520-729 Tucson 10/17/2014
520-730 Tucson N/A
520-731 Tucson N/A
520-732 Sierra Vista 5/15/2001
520-733 Tucson N/A
520-734 Tucson 03/01/2024
520-735 Sierra Vista 03/28/2024
520-736 Casa Grande 06/13/2024
520-737 Sierra Vista 06/17/2024
520-740 Tucson N/A
520-741 Tucson N/A
520-742 Tucson N/A
520-743 Tucson N/A
520-744 Tucson N/A
520-745 Tucson N/A
520-746 Tucson N/A
520-747 Tucson N/A
520-748 Tucson N/A
520-749 Tucson N/A
520-750 Tucson N/A
520-751 Tucson N/A
520-755 Lone Butte 9/24/2020
520-758 Blackwater 10/19/2020
520-759 Casa Grande 9/10/2018
520-760 Tucson N/A
520-761 Nogales N/A
520-762 Tucson N/A
520-766 Willcox 12/21/2005
520-770 Tucson N/A
520-771 Tucson 12/20/2017
520-772 Superior 1/14/2022
520-775 Tucson 2/28/2014
520-777 Tucson 10/27/2004
520-779 Willcox 9/10/2018
520-780 Tucson N/A
520-783 Tucson 2/5/2019
520-784 Tucson N/A
520-788 Casa Grande 9/22/2014
520-789 Tucson 2/24/2012
520-790 Tucson N/A
520-791 Tucson N/A
520-792 Tucson N/A
520-793 Tucson N/A
520-794 Tucson N/A
520-795 Tucson N/A
520-796 Lone Butte N/A
520-797 Tucson N/A
520-798 Tucson N/A
520-799 Tucson N/A
NPANXX Area served1 Date2
520-800 Tucson 1/28/2015
520-803 Sierra Vista N/A
520-805 Douglas N/A
520-806 Tucson N/A
520-807 Tucson N/A
520-808 Tucson 8/17/2001
520-809 Tucson 12/23/2014
520-812 Tucson 4/19/2011
520-815 Tucson 3/10/2015
520-818 Tucson N/A
520-820 Tucson N/A
520-822 Tucson N/A
520-823 Sasabe N/A
520-824 Sunizona N/A
520-825 Tucson N/A
520-826 Pearce N/A
520-827 Superior N/A
520-829 Tucson 8/17/2001
520-831 Prescott N/A
520-833 Tucson N/A
520-834 Tucson 10/17/2001
520-836 Casa Grande N/A
520-837 Tucson N/A
520-838 Tucson 1/26/2001
520-839 Nogales N/A
520-840 Casa Grande N/A
520-841 Nogales N/A
520-842 Nogales N/A
520-843 Sierra Vista N/A
520-844 Tucson N/A
520-845 San Simon N/A
520-847 Bowie N/A
520-848 Tucson 1/19/2015
520-849 Tucson 6/15/2017
520-850 Tucson N/A
520-858 Casa Grande 11/7/2007
520-860 Nogales N/A
520-861 Tucson N/A
520-866 Casa Grande 8/17/2001
520-867 Tucson 11/19/2001
520-868 Casa Grande N/A
520-869 Tucson N/A
520-870 Tucson N/A
520-872 Tucson N/A
520-873 Tucson N/A
520-874 Tucson N/A
520-876 Casa Grande N/A
520-877 Tucson N/A
520-878 Tucson N/A
520-879 Tucson N/A
520-881 Tucson N/A
520-882 Tucson N/A
520-883 Tucson N/A
520-884 Tucson N/A
520-885 Tucson N/A
520-886 Tucson N/A
520-887 Tucson N/A
520-888 Tucson N/A
520-889 Tucson N/A
520-891 Tucson N/A
520-895 Sierra Vista N/A
520-896 San Manuel N/A
520-898 Silverbell 4/2/2002
520-899 Maricopa Village 9/24/2020
NPANXX Area served1 Date2
520-900 Tucson 8/13/2015
520-901 Tucson N/A
520-903 Tucson N/A
520-904 Tucson N/A
520-906 Tucson N/A
520-907 Tucson N/A
520-908 Tucson N/A
520-909 Tucson N/A
520-910 Tucson 2/1/2021
520-912 Tucson 10/24/2013
520-917 Tucson N/A
520-918 Tucson N/A
520-921 Sedona N/A
520-924 Nogales N/A
520-929 Willcox 2/18/2022
520-930 Tucson N/A
520-934 Tucson 4/6/2021
520-940 Tucson N/A
520-941 Sierra Vista 07/27/2023
520-942 Sierra Vista 07/27/2023
520-943 Sierra Vista 07/27/2023
520-944 Sierra Vista 07/27/2023
520-945 Sierra Vista 07/27/2023
520-949 Santa Rosa 1/14/2022
520-954 Tucson N/A
520-955 Tucson N/A
520-965 Tucson 1/2/2015
520-966 Silverbell 10/19/2020
520-971 Tucson N/A
520-975 Tucson N/A
520-977 Tucson N/A
520-979 Tucson N/A
520-980 Nogales N/A
520-981 Tucson N/A
520-982 Tucson N/A
520-987 Nogales N/A
520-988 Nogales N/A
520-989 Tucson N/A
520-990 Tucson N/A
520-991 Tucson N/A
520-993 Sells N/A
520-994 Sasabe 2/18/2022
520-999 Tucson 11/5/2012
  1. For 'Area served' we list the rate center. In the North American Numbering Plan a rate center is a geographic area used to determine local calling boundaries for billing purposes. Its name is generally a locality, often not the only one served by an NPA-NXX combination.
  2. Assignment date. N/A - mostly central office codes assigned before 2001.
  3. NXX prefixes last updated: August 27, 2024

Cities in area code 520

City1 County Time2
Aguila Maricopa MST
Ajo Pima MST
Amado Santa Cruz MST
Arivaca Pima MST
Arizona City Pinal MST
Bapchule Pinal MST
Benson Cochise MST
Bisbee Cochise MST
Bowie Cochise MST
Casa Grande Pinal MST
Casas Adobes Pima MST
Catalina Pima MST
Catalina Foothills Pima MST
Cochise Cochise MST
Coolidge Pinal MST
Cortaro Pima MST
Douglas Cochise MST
Dragoon Cochise MST
Drexel Heights Pima MST
Elfrida Cochise MST
Elgin Santa Cruz MST
Eloy Pinal MST
Florence Pinal MST
Fort Huachuca Cochise MST
Green Valley Pima MST
Hereford Cochise MST
Huachuca City Cochise MST
Kearny Pinal MST
Lukeville Pima MST
Mammoth Pinal MST
Marana Pima MST
Maricopa Pinal MST
Mc Neal Cochise MST
Mount Lemmon Pima MST
Naco Cochise MST
Nogales Santa Cruz MST
Oracle Pinal MST
Patagonia Santa Cruz MST
Pearce Cochise MST
Picacho Pinal MST
Pirtleville Cochise MST
Pomerene Cochise MST
Red Rock Pinal MST
Rillito Pima MST
Rio Rico Santa Cruz MST
Sacaton Pinal MST
Sahuarita Pima MST
San Manuel Pinal MST
San Simon Cochise MST
Sasabe Pima MST
Sells Pima MST
Sierra Vista Cochise MST
Sonoita Santa Cruz MST
St David Cochise MST
Stanfield Pinal MST
Superior Pinal MST
Tombstone Cochise MST
Topawa Pima MST
Tubac Santa Cruz MST
Tucson Pima MST
Tumacacori Santa Cruz MST
Vail Pima MST
Valley Farms Pinal MST
Willcox Cochise MST
  1. Listed above are most places served by USA area code 520. When multiple places in a US state share the same name we list the largest one only. Cities with population over 50,000 are displayed in bold text.
  2. MST stands for Mountain Standard Time (currently ).
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