Area Code 858 — California
Area code 858 serves California (P time zone) with 558 assigned prefixes. Major rate centers include La Jolla, San Diego: Linda Vista DA, San Diego: Mira Mesa DA, Del Mar, Poway, Rancho Bernardo, San Diego: San Diego DA, Rancho Penasquitos. Received a call from a 858 number? Type the full number into the search box above to see its city, carrier, and community reports.
Prefixes in area code 858
| Prefix | City | State | Carrier |
|---|---|---|---|
| 858-776 | Rancho Bernardo | CA | T-MOBILE USA, INC. |
| 858-777 | La Jolla | CA | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
| 858-779 | Rancho Santa Fe | CA | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
| 858-780 | Rancho Penasquitos | CA | PACIFIC BELL |
| 858-784 | La Jolla | CA | PACIFIC BELL |
| 858-786 | National City | CA | FRACTEL, LLC |
| 858-787 | Pine Valley | CA | TON80 COMMUNICATIONS, LLC |
| 858-788 | La Jolla | CA | FRACTEL, LLC |
| 858-789 | San Diego: San Diego DA | CA | FRACTEL, LLC |
| 858-790 | San Diego: Mira Mesa DA | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-792 | Del Mar | CA | PACIFIC BELL |
| 858-793 | Del Mar | CA | PACIFIC BELL |
| 858-794 | Del Mar | CA | PACIFIC BELL |
| 858-795 | La Jolla | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-798 | Rancho Bernardo | CA | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
| 858-799 | La Jolla | CA | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
| 858-800 | San Diego: Mira Mesa DA | CA | BANDWIDTH.COM CLEC, LLC - CA |
| 858-805 | San Diego: Mira Mesa DA | CA | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
| 858-808 | National City | CA | FRACTEL, LLC |
| 858-810 | San Diego: Linda Vista DA | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-812 | La Jolla | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-815 | Rancho Bernardo | CA | MATRIX TELECOM, LLC. S/I/I TNCI - CA |
| 858-822 | La Jolla | CA | PACIFIC BELL |
| 858-824 | La Jolla | CA | PACIFIC BELL |
| 858-826 | La Jolla | CA | PACIFIC BELL |
| 858-828 | San Diego: San Diego DA | CA | FRACTEL, LLC |
| 858-829 | Poway | CA | T-MOBILE USA, INC. |
| 858-831 | San Diego: Mira Mesa DA | CA | PACIFIC BELL |
| 858-832 | Rancho Santa Fe | CA | COMCAST PHONE OF CALIFORNIA, LLC |
| 858-833 | San Diego: San Diego DA | CA | FRACTEL, LLC |
| 858-834 | Rancho Penasquitos | CA | LEVEL 3 COMMUNICATIONS, LLC - CA |
| 858-836 | San Diego: Linda Vista DA | CA | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
| 858-837 | Rancho Penasquitos | CA | NEW CINGULAR WIRELESS PCS, LLC |
| 858-838 | Campo | CA | FRACTEL, LLC |
| 858-842 | Poway | CA | COMCAST PHONE OF CALIFORNIA, LLC |
| 858-844 | El Cajon | CA | FRACTEL, LLC |
| 858-845 | La Jolla | CA | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
| 858-847 | Del Mar | CA | PACIFIC BELL |
| 858-848 | Poway | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-855 | El Cajon | CA | FRACTEL, LLC |
| 858-858 | San Diego: San Diego DA | CA | ONVOY SPECTRUM, LLC |
| 858-859 | Poway | CA | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
| 858-860 | San Diego: Mira Mesa DA | CA | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
| 858-863 | San Diego: Mira Mesa DA | CA | LEVEL 3 COMMUNICATIONS, LLC - CA |
| 858-864 | La Jolla | CA | T-MOBILE USA, INC. |
| 858-866 | La Jolla | CA | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
| 858-867 | San Diego: San Diego DA | CA | FRACTEL, LLC |
| 858-868 | San Diego: San Diego DA | CA | HD CARRIER LLC |
| 858-869 | La Jolla | CA | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
| 858-874 | San Diego: Linda Vista DA | CA | PACIFIC BELL |
| 858-875 | La Jolla | CA | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
| 858-876 | Del Mar | CA | LEVEL 3 COMMUNICATIONS, LLC - CA |
| 858-877 | San Diego: Mira Mesa DA | CA | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
| 858-878 | La Mesa | CA | FRACTEL, LLC |
| 858-879 | Rancho Bernardo | CA | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
| 858-880 | San Diego: Mira Mesa DA | CA | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
| 858-881 | San Diego: San Diego DA | CA | 8X8, INC. |
| 858-882 | La Jolla | CA | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
| 858-883 | Poway | CA | T-MOBILE USA, INC. |
| 858-886 | La Jolla | CA | PACIFIC BELL |
| 858-888 | La Jolla | CA | BANDWIDTH.COM CLEC, LLC - CA |
| 858-898 | Coronado | CA | FRACTEL, LLC |
| 858-899 | El Cajon | CA | FRACTEL, LLC |
| 858-900 | La Jolla | CA | ONVOY, LLC - CA |
| 858-901 | Rancho Penasquitos | CA | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
| 858-902 | Chula Vista | CA | T-MOBILE USA, INC. |
| 858-905 | Rancho Penasquitos | CA | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
| 858-909 | La Jolla | CA | PACIFIC BELL |
| 858-910 | Chula Vista | CA | ONVOY, LLC - CA |
| 858-914 | Rancho Santa Fe | CA | LEVEL 3 COMMUNICATIONS, LLC - CA |
| 858-922 | La Jolla | CA | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
| 858-923 | Rancho Santa Fe | CA | MATRIX TELECOM, LLC. S/I/I TNCI - CA |
| 858-924 | Rancho Bernardo | CA | PACIFIC BELL |
| 858-925 | Del Mar | CA | LEVEL 3 COMMUNICATIONS, LLC - CA |
| 858-926 | La Jolla | CA | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
| 858-927 | Rancho Bernardo | CA | ONVOY, LLC - CA |
| 858-933 | Del Mar | CA | FRACTEL, LLC |
| 858-935 | San Diego: Mira Mesa DA | CA | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
| 858-939 | San Diego: Linda Vista DA | CA | PACIFIC BELL |
| 858-942 | Rancho Bernardo | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-943 | Rancho Bernardo | CA | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
| 858-944 | San Diego: Linda Vista DA | CA | FRACTEL, LLC |
| 858-945 | La Jolla | CA | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
| 858-946 | Rancho Bernardo | CA | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
| 858-947 | Del Mar | CA | MATRIX TELECOM, LLC. S/I/I TNCI - CA |
| 858-951 | Rancho Santa Fe | CA | LEVEL 3 COMMUNICATIONS, LLC - CA |
| 858-952 | La Jolla | CA | LEVEL 3 COMMUNICATIONS, LLC - CA |
| 858-955 | Pine Valley | CA | FRACTEL, LLC |
| 858-956 | Poway | CA | MATRIX TELECOM, LLC. S/I/I TNCI - CA |
| 858-964 | La Jolla | CA | PAETEC ITEL, LLC |
| 858-966 | San Diego: Linda Vista DA | CA | PACIFIC BELL |
| 858-967 | La Jolla | CA | T-MOBILE USA, INC. |
| 858-974 | San Diego: Linda Vista DA | CA | PACIFIC BELL |
| 858-977 | Del Mar | CA | FRACTEL, LLC |
| 858-978 | La Jolla | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-979 | La Jolla | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-980 | La Jolla | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-981 | La Jolla | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-982 | La Jolla | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-983 | La Jolla | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-984 | La Jolla | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-985 | La Jolla | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-986 | La Jolla | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-987 | San Diego: Linda Vista DA | CA | ONVOY, LLC - CA |
| 858-988 | San Diego: San Diego DA | CA | FRACTEL, LLC |
| 858-989 | La Jolla | CA | TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
| 858-997 | La Jolla | CA | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
| 858-999 | La Jolla | CA | ONVOY, LLC - CA |
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