Active Prefixes in Area Code 858

Prefix Location Usage Company
858-200 La Jolla, CA Landline U.s. Telepacific Corp.
858-201 San Diego, CA Landline Level 3 Communications
858-202 La Jolla, CA Landline Pacific Bell
858-204 San Diego, CA Wireless Cellco Partnership DBA Verizon Wireless
858-205 San Diego, CA Wireless T-mobile Usa
858-206 Poway, CA Landline Ymax Communications Corp.
858-207 Rancho Bernardo, CA Landline Teleport Communications America
858-208 San Diego, CA Landline O1 Communications
858-210 La Jolla, CA Wireless Cellco Partnership DBA Verizon Wireless
858-212 San Diego, CA Wireless Sprint Spectrum L.p.
858-213 San Diego, CA Wireless Sprint Spectrum L.p.
858-215 San Diego, CA Landline Pacific Bell
858-216 San Diego, CA Landline U.s. Telepacific Corp.
858-217 San Diego, CA Landline U.s. Telepacific Corp.
858-218 San Diego, CA Landline U.s. Telepacific Corp.
858-219 San Diego, CA Wireless American Messaging Services
858-220 La Jolla, CA Wireless Sprint Spectrum L.p.
858-222 La Jolla, CA Landline Ymax Communications Corp.
858-223 San Diego, CA Landline Onvoy
858-224 San Diego, CA Landline Cbeyond Communications
858-225 San Diego, CA Landline Pac - West Telecomm
858-227 San Diego, CA Landline Xo California
858-228 La Jolla, CA Landline Xo California
858-229 San Diego, CA Wireless Cellco Partnership DBA Verizon Wireless
858-230 San Diego, CA Landline Sbc Internet Services
858-231 Poway, CA Wireless T-mobile Usa
858-232 La Jolla, CA Wireless New Cingular Wireless PCS
858-233 La Jolla, CA Landline North County Communications Corp.
858-234 Rancho Bernardo, CA Landline North County Communications Corp.
858-236 Poway, CA Landline North County Communications Corp.
858-237 San Diego, CA Landline North County Communications Corp.
858-240 San Diego, CA Landline Tw Telecom Of California Lp
858-242 San Diego, CA Wireless New Cingular Wireless PCS
858-243 San Diego, CA Wireless Cellco Partnership DBA Verizon Wireless
858-244 San Diego, CA Landline Xo California
858-245 La Jolla, CA Wireless Cellco Partnership DBA Verizon Wireless
858-246 La Jolla, CA Landline Tw Telecom Of California Lp
858-248 Poway, CA Wireless Cellco Partnership DBA Verizon Wireless
858-249 San Diego, CA Wireless New Cingular Wireless PCS
858-251 San Diego, CA Landline Peerless Network Of California
858-254 San Diego, CA Wireless Sprint Spectrum L.p.
858-255 La Jolla, CA Landline Teleport Communications America
858-256 San Diego, CA Landline Cox California Telcom, L.l.c.
858-259 Del Mar, CA Landline Pacific Bell
858-260 La Jolla, CA Wireless T-mobile Usa
858-263 San Diego, CA Landline Time Warner Cbl Info Svcs (ca) DBAtime Warner Cbl
858-266 San Diego, CA Landline Pacific Bell
858-268 San Diego, CA Landline Pacific Bell
858-270 La Jolla, CA Landline Pacific Bell
858-271 San Diego, CA Landline Pacific Bell
858-272 La Jolla, CA Landline Pacific Bell
858-273 La Jolla, CA Landline Pacific Bell
858-274 La Jolla, CA Landline Pacific Bell
858-275 San Diego, CA Wireless Cellco Partnership DBA Verizon Wireless
858-277 San Diego, CA Landline Pacific Bell
858-278 San Diego, CA Landline Pacific Bell
858-279 San Diego, CA Landline Pacific Bell
858-281 San Diego, CA Landline Level 3 Communications
858-284 Landline Bandwidth.com Clec
858-292 San Diego, CA Landline Pacific Bell
858-297 Del Mar, CA Landline North County Communications Corp.
858-300 San Diego, CA Landline U.s. Telepacific Corp.
858-304 Rancho Bernardo, CA Landline AT&T Local
858-309 San Diego, CA Landline Tw Telecom Of California Lp
858-312 Rancho Bernardo, CA Landline Cox California Telcom, L.l.c.
858-314 Del Mar, CA Landline Teleport Communications America
858-320 La Jolla, CA Landline Pacific Bell
858-324 San Diego, CA Landline Teleport Communications America
858-332 La Jolla, CA Landline Tw Telecom Of California Lp
858-333 La Jolla, CA Landline Telcentris Communications
858-334 La Jolla, CA Landline Pacific Bell
858-335 Poway, CA Wireless New Cingular Wireless PCS
858-336 San Diego, CA Wireless New Cingular Wireless PCS
858-337 San Diego, CA Wireless New Cingular Wireless PCS
858-342 Del Mar, CA Wireless New Cingular Wireless PCS
858-344 San Diego, CA Wireless New Cingular Wireless PCS
858-345 Del Mar, CA Landline Cox California Telcom, L.l.c.
858-346 San Diego, CA Landline Global Crossing Local Services-ca
858-347 Del Mar, CA Wireless Usa Mobility Wireless
858-348 San Diego, CA Landline Xo California
858-349 San Diego, CA Wireless New Cingular Wireless PCS
858-350 Del Mar, CA Landline Pacific Bell
858-352 San Diego, CA Landline Mci Worldcom Communications, Ca
858-353 Del Mar, CA Wireless New Cingular Wireless PCS
858-354 San Diego, CA Wireless Cellco Partnership DBA Verizon Wireless
858-356 Del Mar, CA Landline Mpower Communications Corp
858-357 San Diego, CA Landline Tw Telecom Of California Lp
858-359 San Diego, CA Wireless American Messaging (am)
858-360 San Diego, CA Landline Pacific Bell
858-361 La Jolla, CA Wireless New Cingular Wireless PCS
858-362 La Jolla, CA Landline Xo California
858-364 San Diego, CA Landline North County Communications Corp.
858-365 San Diego, CA Landline O1 Communications
858-366 San Diego, CA Landline Xo California
858-367 Rancho Santa Fe, CA Landline O1 Communications
858-368 San Diego, CA Landline O1 Communications
858-369 Del Mar, CA Landline AT&T Local
858-371 San Diego, CA Landline Cox California Telcom, L.l.c.
858-373 La Jolla, CA Landline Xo California
858-375 San Diego, CA Landline Mpower Communications Corp
858-376 Rancho Bernardo, CA Landline Mpower Communications Corp
858-380 San Diego, CA Landline Tw Telecom Of California Lp
858-381 San Diego, CA Landline Teleport Communications America
858-382 Poway, CA Wireless New Cingular Wireless PCS
858-384 San Diego, CA Landline Global Crossing Local Services-ca
858-385 Rancho Bernardo, CA Landline Pacific Bell
858-386 San Diego, CA Landline Tw Telecom Of California Lp
858-391 Poway, CA Landline Pacific Bell
858-395 San Diego, CA Wireless Cellco Partnership DBA Verizon Wireless
858-397 San Diego, CA Landline Cox California Telcom, L.l.c.
858-400 San Diego, CA Landline U.s. Telepacific Corp.
858-401 La Jolla, CA Landline Teleport Communications America
858-404 La Jolla, CA Landline Pacific Bell
858-405 La Jolla, CA Wireless T-mobile Usa
858-408 San Diego, CA Landline Xo California
858-410 San Diego, CA Landline Mci Worldcom Communications, Ca
858-412 La Jolla, CA Landline Time Warner Cbl Info Svcs (ca) DBAtime Warner Cbl
858-413 Poway, CA Landline Mpower Communications Corp
858-414 San Diego, CA Wireless Cellco Partnership DBA Verizon Wireless
858-427 San Diego, CA Landline Paetec Communications
858-428 San Diego, CA Landline Pac - West Telecomm
858-429 San Diego, CA Landline O1 Communications
858-430 San Diego, CA Landline Xo California
858-431 San Diego, CA Landline AT&T Local
858-432 San Diego, CA Landline Mpower Communications Corp
858-433 San Diego, CA Landline Paetec Communications
858-434 San Diego, CA Landline Xo California
858-435 Poway, CA Landline Paetec Communications
858-436 San Diego, CA Landline U.s. Telepacific Corp.
858-437 San Diego, CA Landline Pacific Bell
858-442 San Diego, CA Wireless Cellco Partnership DBA Verizon Wireless
858-444 San Diego, CA Landline U.s. Telepacific Corp.
858-449 San Diego, CA Wireless Cellco Partnership DBA Verizon Wireless
858-450 La Jolla, CA Landline Pacific Bell
858-451 Rancho Bernardo, CA Landline Pacific Bell
858-452 La Jolla, CA Landline Pacific Bell
858-453 La Jolla, CA Landline Pacific Bell
858-454 La Jolla, CA Landline Pacific Bell
858-455 La Jolla, CA Landline Pacific Bell
858-456 La Jolla, CA Landline Pacific Bell
858-457 La Jolla, CA Landline Pacific Bell
858-458 La Jolla, CA Landline Pacific Bell
858-459 La Jolla, CA Landline Pacific Bell
858-461 Del Mar, CA Landline Level 3 Communications
858-465 Del Mar, CA Landline Level 3 Communications
858-467 San Diego, CA Landline Pacific Bell
858-472 Rancho Bernardo, CA Wireless Cellco Partnership DBA Verizon Wireless
858-480 San Diego, CA Landline Tw Telecom Of California Lp
858-481 Del Mar, CA Landline Pacific Bell
858-483 La Jolla, CA Landline Pacific Bell
858-484 San Diego, CA Landline Pacific Bell
858-485 Rancho Bernardo, CA Landline Pacific Bell
858-486 Poway, CA Landline Pacific Bell
858-487 Rancho Bernardo, CA Landline Pacific Bell
858-488 La Jolla, CA Landline Pacific Bell
858-490 La Jolla, CA Landline Pacific Bell
858-492 San Diego, CA Landline Pacific Bell
858-493 San Diego, CA Wireless American Messaging (am)
858-494 San Diego, CA Wireless American Messaging (am)
858-495 San Diego, CA Landline Pacific Bell
858-496 San Diego, CA Landline Pacific Bell
858-499 San Diego, CA Landline Pacific Bell
858-500 San Diego, CA Landline Cf Communications DBA Telekenex
858-502 San Diego, CA Landline Pacific Bell
858-503 San Diego, CA Landline Pacific Bell
858-504 Rancho Santa Fe, CA Wireless T-mobile Usa
858-505 San Diego, CA Landline Pacific Bell
858-509 Del Mar, CA Landline Pacific Bell
858-513 Poway, CA Landline Pacific Bell
858-514 San Diego, CA Landline Pacific Bell
858-518 San Diego, CA Wireless Sprint Spectrum L.p.
858-519 San Diego, CA Landline Mpower Communications Corp
858-521 Rancho Bernardo, CA Landline Pacific Bell
858-522 San Diego, CA Landline Pacific Bell
858-523 Del Mar, CA Landline Pacific Bell
858-524 Del Mar, CA Landline Pacific Bell
858-525 La Jolla, CA Landline Pacific Bell
858-526 La Jolla, CA Landline Pacific Bell
858-527 San Diego, CA Landline Pacific Bell
858-529 San Diego, CA Landline Cf Communications DBA Telekenex
858-530 San Diego, CA Landline Pacific Bell
858-531 La Jolla, CA Wireless New Cingular Wireless PCS
858-534 La Jolla, CA Landline Pacific Bell
858-535 La Jolla, CA Landline Pacific Bell
858-536 San Diego, CA Landline Pacific Bell
858-537 San Diego, CA Landline Pacific Bell
858-538 San Diego, CA Landline Pacific Bell
858-539 La Jolla, CA Landline Pacific Bell
858-541 San Diego, CA Landline Pacific Bell
858-546 La Jolla, CA Landline Pacific Bell
858-547 San Diego, CA Landline Pacific Bell
858-549 San Diego, CA Landline Pacific Bell
858-550 La Jolla, CA Landline Pacific Bell
858-551 La Jolla, CA Landline Pacific Bell
858-552 La Jolla, CA Landline Pacific Bell
858-554 La Jolla, CA Landline Pacific Bell
858-558 La Jolla, CA Landline Pacific Bell
858-560 San Diego, CA Landline Pacific Bell
858-564 San Diego, CA Landline Mpower Communications Corp
858-565 San Diego, CA Landline Pacific Bell
858-566 San Diego, CA Landline Pacific Bell
858-568 La Jolla, CA Wireless Leap Wireless Intl DBA Cricket Comm
858-569 San Diego, CA Landline Pacific Bell
858-571 San Diego, CA Landline Pacific Bell
858-573 San Diego, CA Landline Pacific Bell
858-576 San Diego, CA Landline Pacific Bell
858-577 San Diego, CA Landline Pacific Bell
858-578 San Diego, CA Landline Pacific Bell
858-581 La Jolla, CA Landline Pacific Bell
858-583 San Diego, CA Wireless Sprint Spectrum L.p.
858-586 San Diego, CA Landline Pacific Bell
858-587 La Jolla, CA Landline Pacific Bell
858-592 Rancho Bernardo, CA Landline Pacific Bell
858-597 La Jolla, CA Landline Pacific Bell
858-598 San Diego, CA Landline Teleport Communications America
858-600 San Diego, CA Wireless American Messaging (am)
858-602 Poway, CA Wireless Sprint Spectrum L.p.
858-603 San Diego, CA Wireless New Cingular Wireless PCS
858-605 Rancho Bernardo, CA Landline Paetec Communications
858-609 San Diego, CA Landline Mci Worldcom Communications, Ca
858-610 San Diego, CA Wireless T-mobile Usa
858-613 Rancho Bernardo, CA Landline Pacific Bell
858-614 San Diego, CA Landline Pacific Bell
858-616 San Diego, CA Landline Pacific Bell
858-617 San Diego, CA Landline Tw Telecom Of California Lp
858-618 Rancho Bernardo, CA Landline Pacific Bell
858-621 San Diego, CA Landline Pacific Bell
858-622 La Jolla, CA Landline Pacific Bell
858-623 La Jolla, CA Landline Pacific Bell
858-625 La Jolla, CA Landline Pacific Bell
858-626 La Jolla, CA Landline Pacific Bell
858-627 San Diego, CA Landline Pacific Bell
858-630 San Diego, CA Landline Pac - West Telecomm
858-633 San Diego, CA Landline AT&T Local
858-634 San Diego, CA Landline Cox California Telcom, L.l.c.
858-635 San Diego, CA Landline Pacific Bell
858-636 San Diego, CA Landline Pacific Bell
858-637 San Diego, CA Landline Pacific Bell
858-638 La Jolla, CA Landline Pacific Bell
858-642 La Jolla, CA Landline Pacific Bell
858-643 La Jolla, CA Landline Pacific Bell
858-646 La Jolla, CA Landline Pacific Bell
858-649 San Diego, CA Landline Tw Telecom Of California Lp
858-650 San Diego, CA Landline Pacific Bell
858-651 La Jolla, CA Landline Tw Telecom Of California Lp
858-652 San Diego, CA Wireless Sprint Spectrum L.p.
858-653 San Diego, CA Landline Pacific Bell
858-654 San Diego, CA Landline Pacific Bell
858-655 Rancho Bernardo, CA Landline Pacific Bell
858-657 La Jolla, CA Landline Pacific Bell
858-658 La Jolla, CA Landline Pacific Bell
858-663 San Diego, CA Wireless Sprint Spectrum L.p.
858-666 San Diego, CA Landline Cf Communications DBA Telekenex
858-668 Poway, CA Landline Pacific Bell
858-672 San Diego, CA Landline Pacific Bell
858-673 Rancho Bernardo, CA Landline Pacific Bell
858-674 Rancho Bernardo, CA Landline Pacific Bell
858-675 Rancho Bernardo, CA Landline Pacific Bell
858-676 Rancho Bernardo, CA Landline Pacific Bell
858-677 La Jolla, CA Landline Pacific Bell
858-678 La Jolla, CA Landline Pacific Bell
858-679 Poway, CA Landline Pacific Bell
858-682 San Diego, CA Wireless Sprint Spectrum L.p.
858-683 Rancho Bernardo, CA Landline Pac - West Telecomm
858-684 San Diego, CA Landline Pacific Bell
858-688 San Diego, CA Wireless Sprint Spectrum L.p.
858-689 San Diego, CA Landline Pacific Bell
858-692 La Jolla, CA Wireless Cellco Partnership DBA Verizon Wireless
858-693 San Diego, CA Landline Pacific Bell
858-694 San Diego, CA Landline Pacific Bell
858-695 San Diego, CA Landline Pacific Bell
858-699 La Jolla, CA Wireless New Cingular Wireless PCS
858-703 Del Mar, CA Landline Mci Worldcom Communications, Ca
858-704 San Diego, CA Landline Xo California
858-705 San Diego, CA Wireless New Cingular Wireless PCS
858-707 San Diego, CA Landline Mpower Communications Corp
858-712 San Diego, CA Landline Mci Worldcom Communications, Ca
858-713 San Diego, CA Landline Mpower Communications Corp
858-715 San Diego, CA Landline Pacific Bell
858-716 San Diego, CA Landline Mci Worldcom Communications, Ca
858-717 San Diego, CA Wireless T-mobile Usa
858-720 Del Mar, CA Landline Pacific Bell
858-722 Poway, CA Wireless New Cingular Wireless PCS
858-724 San Diego, CA Landline Xo California
858-726 San Diego, CA Landline Xo California
858-728 San Diego, CA Wireless Usa Mobility Wireless
858-729 La Jolla, CA Landline Pacific Bell
858-731 San Diego, CA Landline Mci Worldcom Communications, Ca
858-733 San Diego, CA Wireless T-mobile Usa
858-735 San Diego, CA Wireless Cellco Partnership DBA Verizon Wireless
858-736 La Jolla, CA Landline Tw Telecom Of California Lp
858-737 San Diego, CA Landline Mci Worldcom Communications, Ca
858-740 San Diego, CA Landline AT&T Local
858-746 San Diego, CA Landline Tw Telecom Of California Lp
858-748 Poway, CA Landline Pacific Bell
858-750 La Jolla, CA Wireless Cellco Partnership DBA Verizon Wireless
858-751 San Diego, CA Landline Mpower Communications Corp
858-752 San Diego, CA Landline T-mobile Usa
858-753 San Diego, CA Landline Xo California
858-754 La Jolla, CA Landline Tw Telecom Of California Lp
858-755 Del Mar, CA Landline Pacific Bell
858-756 Rancho Santa Fe, CA Landline Pacific Bell
858-759 Rancho Santa Fe, CA Landline Pacific Bell
858-761 San Diego, CA Landline Xo California
858-762 San Diego, CA Landline Global Crossing Local Services-ca
858-763 San Diego, CA Wireless American Messaging Services
858-764 Del Mar, CA Landline Paetec Communications
858-766 La Jolla, CA Landline Neutral Tandem-california
858-768 San Diego, CA Landline Cox California Telcom, L.l.c.
858-769 San Diego, CA Landline Pac - West Telecomm
858-771 Rancho Santa Fe, CA Landline Sbc Internet Services
858-774 San Diego, CA Wireless New Cingular Wireless PCS
858-775 San Diego, CA Wireless Cellco Partnership DBA Verizon Wireless
858-776 Rancho Bernardo, CA Wireless T-mobile Usa
858-777 San Diego, CA Landline Pac - West Telecomm
858-779 San Diego, CA Landline Tw Telecom Of California Lp
858-780 San Diego, CA Landline Pacific Bell
858-784 La Jolla, CA Landline Pacific Bell
858-790 San Diego, CA Landline Teleport Communications America
858-792 Del Mar, CA Landline Pacific Bell
858-793 Del Mar, CA Landline Pacific Bell
858-794 Del Mar, CA Landline Pacific Bell
858-795 La Jolla, CA Landline Teleport Communications America
858-798 San Diego, CA Landline Tw Telecom Of California Lp
858-799 San Diego, CA Landline Mci Worldcom Communications, Ca
858-800 San Diego, CA Landline Vaya Telecom
858-805 San Diego, CA Landline Tw Telecom Of California Lp
858-810 San Diego, CA Landline Teleport Communications America
858-812 La Jolla, CA Landline Teleport Communications America
858-815 Rancho Bernardo, CA Landline Pac - West Telecomm
858-822 La Jolla, CA Landline Pacific Bell
858-824 La Jolla, CA Landline Pacific Bell
858-826 La Jolla, CA Landline Pacific Bell
858-829 San Diego, CA Wireless Sprint Spectrum L.p.
858-831 San Diego, CA Landline Pacific Bell
858-832 Rancho Santa Fe, CA Landline Cox California Telcom, L.l.c.
858-834 San Diego, CA Landline Global Crossing Local Services-ca
858-836 San Diego, CA Landline Xo California
858-837 San Diego, CA Wireless New Cingular Wireless PCS
858-842 Poway, CA Landline Cox California Telcom, L.l.c.
858-845 La Jolla, CA Landline Tw Telecom Of California Lp
858-847 Del Mar, CA Landline Pacific Bell
858-848 Poway, CA Landline Teleport Communications America
858-856 San Diego, CA Wireless Network Services LLC (tsr)
858-859 Poway, CA Landline Mci Worldcom Communications, Ca
858-860 San Diego, CA Landline Mpower Communications Corp
858-863 San Diego, CA Landline Global Crossing Local Services-ca
858-864 San Diego, CA Wireless Sprint Spectrum L.p.
858-866 La Jolla, CA Landline Mpower Communications Corp
858-869 San Diego, CA Landline Mpower Communications Corp
858-874 San Diego, CA Landline Pacific Bell
858-875 San Diego, CA Landline U.s. Telepacific Corp.
858-876 Del Mar, CA Landline Global Crossing Local Services-ca
858-877 San Diego, CA Landline Mci Worldcom Communications, Ca
858-879 Rancho Bernardo, CA Landline Mci Worldcom Communications, Ca
858-880 San Diego, CA Landline Mci Worldcom Communications, Ca
858-882 La Jolla, CA Landline Tw Telecom Of California Lp
858-883 San Diego, CA Wireless Sprint Spectrum L.p.
858-886 La Jolla, CA Landline Pacific Bell
858-888 San Diego, CA Landline Telcentris Communications
858-900 San Diego, CA Landline Cf Communications DBA Telekenex
858-901 San Diego, CA Landline Xo California
858-905 San Diego, CA Landline Mci Worldcom Communications, Ca
858-909 La Jolla, CA Landline Pacific Bell
858-914 Rancho Santa Fe, CA Landline Level 3 Communications
858-922 San Diego, CA Wireless Cellco Partnership DBA Verizon Wireless
858-923 Rancho Santa Fe, CA Landline Pac - West Telecomm
858-924 Rancho Bernardo, CA Landline Pacific Bell
858-925 San Diego, CA Landline O1 Communications
858-926 San Diego, CA Landline O1 Communications
858-927 Rancho Bernardo, CA Landline O1 Communications
858-935 San Diego, CA Landline Xo California
858-939 San Diego, CA Landline Pacific Bell
858-942 San Diego, CA Landline Teleport Communications America
858-943 San Diego, CA Landline Tw Telecom Of California Lp
858-945 San Diego, CA Wireless Cellco Partnership DBA Verizon Wireless
858-946 San Diego, CA Landline Xo California
858-947 Del Mar, CA Landline Pac - West Telecomm
858-949 San Diego, CA Wireless American Messaging (am)
858-951 Rancho Santa Fe, CA Landline Global Crossing Local Services-ca
858-952 La Jolla, CA Landline Level 3 Communications
858-956 Poway, CA Landline Pac - West Telecomm
858-964 San Diego, CA Landline Paetec Communications
858-966 San Diego, CA Landline Pacific Bell
858-967 San Diego, CA Wireless Sprint Spectrum L.p.
858-974 San Diego, CA Landline Pacific Bell
858-997 La Jolla, CA Wireless Cellco Partnership DBA Verizon Wireless
858-999 San Diego, CA Landline Cf Communications DBA Telekenex