National Phone Number Registry NPNR

Area Code 408 Location

Area code 408 is currently assigned for use in California since Jan 01, 1959. This area code originated from the 415 area code previously by means of area code split or overlay. View all phone prefixes used in area code 408 or other area codes in California.

(408)
Enter 7-digit phone number for area code 408 or the complete 10-digit phone number

Phone Prefixes for Area Code 408

Page 1 of 16 — Previous   Next
Area code Location Company / Service Provider
408-200 SAN JOSE (WEST), CA U.S. TELEPACIFIC CORP. - CA
408-201 MORGAN HILL, CA PACIFIC BELL - CLEC
408-202 SAN JOSE (NORTH), CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
408-203 SUNNYVALE, CA NEW CINGULAR WIRELESS PCS, LLC
408-204 SAN JOSE (NORTH), CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
408-205 SAN JOSE (NORTH), CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
408-206 SAN JOSE (NORTH), CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
408-207 SAN JOSE (WEST), CA U.S. TELEPACIFIC CORP. - CA
408-208 SAN JOSE (NORTH), CA AMERICAN MESSAGING SERVICES, LLC
408-209 SAN JOSE (NORTH), CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
408-210 SAN JOSE (WEST), CA SPRINT SPECTRUM L.P.
408-212 SUNNYVALE, CA BROOKS FIBER COMMUNICATIONS OF CALIFORNIA - CA
408-213 SAN JOSE (WEST), CA ALLEGIANCE TELECOM, INC. - CA
408-214 SAN MARTIN, CA BANDWIDTH.COM CLEC, LLC - CA
408-215 SUNNYVALE, CA MCI WORLDCOM COMMUNICATIONS, INC., CA
408-216 SAN JOSE (WEST), CA MCI WORLDCOM COMMUNICATIONS, INC., CA
408-217 SAN JOSE (WEST), CA LEVEL 3 COMMUNICATIONS, LLC - CA
408-218 SAN JOSE (WEST), CA NEW CINGULAR WIRELESS PCS, LLC
408-219 SAN JOSE (WEST), CA NEW CINGULAR WIRELESS PCS, LLC
408-220 SUNNYVALE, CA BROOKS FIBER COMMUNICATIONS OF CALIFORNIA - CA
408-221 SAN JOSE (WEST), CA NEW CINGULAR WIRELESS PCS, LLC
408-222 SUNNYVALE, CA BROOKS FIBER COMMUNICATIONS OF CALIFORNIA - CA
408-223 SAN JOSE (SOUTH), CA PACIFIC BELL
408-224 SAN JOSE (SOUTH), CA PACIFIC BELL
408-225 SAN JOSE (SOUTH), CA PACIFIC BELL
408-226 SAN JOSE (SOUTH), CA PACIFIC BELL
408-227 SAN JOSE (SOUTH), CA PACIFIC BELL
408-228 SAN JOSE (NORTH), CA XO CALIFORNIA, INC.
408-229 SAN JOSE (SOUTH), CA PACIFIC BELL
408-230 SUNNYVALE, CA SPRINT SPECTRUM L.P.
408-231 SAN JOSE (WEST), CA USA MOBILITY WIRELESS, INC.
408-232 SAN JOSE (NORTH), CA PACIFIC BELL
408-233 SAN JOSE (WEST), CA USA MOBILITY WIRELESS, INC.
408-234 SAN JOSE (WEST), CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
408-235 SAN JOSE (WEST), CA PACIFIC BELL
408-236 SAN JOSE (WEST), CA PACIFIC BELL
408-237 SAN JOSE (WEST), CA USA MOBILITY WIRELESS, INC.
408-238 SAN JOSE (SOUTH), CA PACIFIC BELL
408-239 SAN JOSE (SOUTH), CA PACIFIC BELL
408-240 SAN JOSE (NORTH), CA U.S. TELEPACIFIC CORP. - CA
408-241 SAN JOSE (WEST), CA PACIFIC BELL
408-242 SUNNYVALE, CA NEW CINGULAR WIRELESS PCS, LLC
408-243 SAN JOSE (WEST), CA PACIFIC BELL
408-244 SAN JOSE (WEST), CA PACIFIC BELL
408-245 SUNNYVALE, CA PACIFIC BELL
408-246 SAN JOSE (WEST), CA PACIFIC BELL
408-247 SAN JOSE (WEST), CA PACIFIC BELL
408-248 SAN JOSE (WEST), CA PACIFIC BELL
408-249 SAN JOSE (WEST), CA PACIFIC BELL
408-250 SAN JOSE (WEST), CA NEW CINGULAR WIRELESS PCS, LLC
408 Area Code Information
Type of code: General Purpose Code
Location: CA - US
Time zone: P
Assigned for use: Yes
Code in service: Yes
Service date: January 01, 1959
In jeopardy: No
Relief in progress: No
NPA Relief status:
Code assignable: Yes
Geographic or
non-geographic:
G
Reserved for future use: No
Planning letter(s): 430 206 149
Overlay code: Yes
Overlay complex: 408/669
Dialing plan Standard Permissive
Home local calls: 1+10D NA
Foreign local calls: 1+10D NA
Home toll calls: 1+10D NA
Foreign toll calls: 1+10D -

Home   ·   Area Codes   ·   News & Info
Some useful links:
National Do Not Call Registry FTC - Cell Phones and the Do Not Call Registry FCC - Do Not Call List FTC Complaint Assistant 1.3.86