National Phone Number Registry NPNR

Phone Number Area Code 858

Area code 858 is located in California.

(858)
Enter 7-digit phone number for area code 858 or the complete 10-digit phone number

Phone Prefixes for Area Code 858

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Area code Location Company / Service Provider
858-200 LA JOLLA, CA U.S. TELEPACIFIC CORP. - CA
858-201 SAN DIEGO, CA LEVEL 3 COMMUNICATIONS, LLC - CA
858-202 LA JOLLA, CA PACIFIC BELL
858-204 POWAY, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
858-205 DEL MAR, CA T-MOBILE USA, INC.
858-206 POWAY, CA YMAX COMMUNICATIONS CORP. - CA
858-207 RANCHO BERNARDO, CA TELEPORT COMMUNICATIONS AMERICA, LLC - CA
858-208 POWAY, CA O1 COMMUNICATIONS, INC. - CA
858-210 LA JOLLA, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
858-212 POWAY, CA SPRINT SPECTRUM L.P.
858-213 POWAY, CA SPRINT SPECTRUM L.P.
858-215 Rancho Penasquitos, CA PACIFIC BELL
858-216 Rancho Penasquitos, CA U.S. TELEPACIFIC CORP. - CA
858-217 RANCHO BERNARDO, CA U.S. TELEPACIFIC CORP. - CA
858-218 POWAY, CA U.S. TELEPACIFIC CORP. - CA
858-219 SAN DIEGO, CA AMERICAN MESSAGING SERVICES, LLC
858-220 LA JOLLA, CA SPRINT SPECTRUM L.P.
858-222 LA JOLLA, CA YMAX COMMUNICATIONS CORP. - CA
858-223 SAN DIEGO, CA ONVOY, INC. - CA
858-224 LA JOLLA, CA CBEYOND COMMUNICATIONS, LLC - CA
858-225 SAN DIEGO, CA PAC - WEST TELECOMM, INC.
858-226 SAN DIEGO, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
858-227 Rancho Santa Fe, CA XO CALIFORNIA, INC.
858-228 LA JOLLA, CA XO CALIFORNIA, INC.
858-229 SAN DIEGO, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
858-230 LA JOLLA, CA SBC INTERNET SERVICES, INC.
858-231 POWAY, CA T-MOBILE USA, INC.
858-232 LA JOLLA, CA NEW CINGULAR WIRELESS PCS, LLC
858-233 LA JOLLA, CA NORTH COUNTY COMMUNICATIONS CORP. - CA
858-234 RANCHO BERNARDO, CA NORTH COUNTY COMMUNICATIONS CORP. - CA
858-236 POWAY, CA NORTH COUNTY COMMUNICATIONS CORP. - CA
858-237 SAN DIEGO, CA NORTH COUNTY COMMUNICATIONS CORP. - CA
858-239 SAN DIEGO, CA BROADVOX-CLEC, LLC - CA
858-240 Rancho Penasquitos, CA TW TELECOM OF CALIFORNIA LP - CA
858-242 LA JOLLA, CA NEW CINGULAR WIRELESS PCS, LLC
858-243 POWAY, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
858-244 SAN DIEGO, CA XO CALIFORNIA, INC.
858-245 LA JOLLA, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
858-246 LA JOLLA, CA TW TELECOM OF CALIFORNIA LP - CA
858-247 LA JOLLA, CA T-MOBILE USA, INC.
858-248 POWAY, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
858-249 LA JOLLA, CA NEW CINGULAR WIRELESS PCS, LLC
858-251 LA JOLLA, CA PEERLESS NETWORK OF CALIFORNIA, LLC - CA
858-252 DEL MAR, CA T-MOBILE USA, INC.
858-253 SAN DIEGO, CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
858-254 POWAY, CA SPRINT SPECTRUM L.P.
858-255 LA JOLLA, CA TELEPORT COMMUNICATIONS AMERICA, LLC - CA
858-256 SAN DIEGO, CA COX CALIFORNIA TELCOM, L.L.C. - CA
858-257 LA JOLLA, CA LEVEL 3 COMMUNICATIONS, LLC - CA
858-259 DEL MAR, CA PACIFIC BELL

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