The 209 area code is a telephone area code serving the northern Central Valley and Sierra Foothills in California, including cities like Stockton, Modesto, and Merced. To start a free reverse phone lookup, simply enter the full 10-digit number (including the 209 area code) below and access available caller information such as name, address, and more.
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Phone numbers with the 209 area code originate from the northern San Joaquin Valley (part of the Central Valley) and the Sierra Foothills.
On November 28, 2022, the 209 numbering plan area was assigned a second area code, 350, to form an overlay complex to address impending central office code exhaustion. Ten-digit dialing was already in effect for the 209 area code prior to the introduction of the 350 overlay.
Area code 209 is a General Purpose Code which was placed in service on January 1, 1947.
Our reverse phone lookup will analyze the three-digit prefix of any 209 area code phone number and will show which telecommunications company and rate center it was initially assigned to. This prefix code data may help to determine the U.S. carrier, California geographic region, and local calling area associated with the phone number.
| Company | Number of Prefixes |
|---|---|
| PACIFIC BELL | 171 |
| NEW CINGULAR WIRELESS PCS, LLC | 70 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 34 |
| O1 COMMUNICATIONS, INC. - CA | 31 |
| SPRINT SPECTRUM, L.P. | 26 |
| T-MOBILE USA, INC. | 23 |
| BANDWIDTH.COM CLEC, LLC - CA | 16 |
| ONVOY, LLC - CA | 16 |
| FRONTIER CALIFORNIA INC. | 13 |
| COMCAST IP PHONE, LLC | 11 |
| U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 11 |
| LEVEL 3 COMMUNICATIONS, LLC - CA | 10 |
| METROPCS, INC. | 8 |
| UTILITY TELECOM GROUP, LLC - CA | 8 |
| GLOBAL VALLEY NETWORKS | 5 |
| CENTURYLINK COMMUNICATIONS, LLC | 4 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 4 |
| PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 4 |
| VOLCANO TEL. CO. | 4 |
| AT&T CORP. | 3 |
| AMERICAN MESSAGING SERVICES, LLC | 2 |
| AT&T - LOCAL | 2 |
| CHARTER FIBERLINK CA-CCO, LLC - CA | 2 |
| SIERRA TEL. CO., INC. | 2 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 2 |
| WIDE VOICE, LLC - CA | 2 |
| YMAX COMMUNICATIONS CORP. - CA | 2 |
| BCM ONE CLOUD COMMUNICATIONS, LLC | 1 |
| CALAVERAS TEL. CO. | 1 |
| CITIZENS TELECOM DBA FRONTIER COMM OF TOULUMNE | 1 |
| EXIANT COMMUNICATIONS LLC | 1 |
| HORNITOS TEL. CO. | 1 |
| LEVEL 3 TELECOM OF CALIFORNIA, LP - CA | 1 |
| NUSO, LLC | 1 |
| SKYE TELECOM LLC DBA SKYETEL | 1 |
| TELNYX LLC | 1 |
| USA MOBILITY WIRELESS, INC. | 1 |
| XO CALIFORNIA, INC. | 1 |
| Rate Center | Number of Prefixes |
|---|---|
| MODESTO | 101 |
| STOCKTON | 97 |
| MERCED | 35 |
| LODI | 27 |
| MANTECA | 27 |
| TRACY | 25 |
| TURLOCK | 22 |
| LOS BANOS | 12 |
| SNRA MAIN | 10 |
| ANGELSCAMP | 9 |
| ATWATER | 9 |
| OAKDALE | 7 |
| GALT | 6 |
| JACKSON | 6 |
| RIPON | 5 |
| SANANDREAS | 5 |
| DOS PALOS | 4 |
| HUGHSON | 4 |
| JAMESTOWN | 4 |
| VALLEY SPG | 4 |
| YOSEMITE | 4 |
| COULTERVL | 3 |
| GROVELAND | 3 |
| GUSTINE | 3 |
| IONE | 3 |
| LE GRAND | 3 |
| PATTERSON | 3 |
| PINECREST | 3 |
| PLANADA | 3 |
| RIVERBANK | 3 |
| SNRA JUNO | 3 |
| TUOLUMNE | 3 |
| WALLACE | 3 |
| WTFR DNPR | 3 |
| CLEMENTS | 2 |
| CROWS LDG | 2 |
| HERALD | 2 |
| LINDEN | 2 |
| LIVINGSTON | 2 |
| LOCKEFORD | 2 |
| MARIPOSA | 2 |
| MOKELUMNHL | 2 |
| PLYMOUTH | 2 |
| THORNTON | 2 |
| WTFR MAIN | 2 |
| CATHEYSVLY | 1 |
| COPPERPOLS | 1 |
| ESCALON | 1 |
| FARMINGTON | 1 |
| FRESNO | 1 |
| KIRKWD MDW | 1 |
| KNIGHTFRRY | 1 |
| NEWMAN | 1 |
| PIONEER | 1 |
| SNELLING | 1 |
| SUTTER CRK | 1 |
| VOLCANO | 1 |
| WEST POINT | 1 |
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