The 313 area code is a telephone area code serving Detroit and most of its closest suburbs in Wayne County, Michigan. To start a free reverse phone lookup, simply enter the full 10-digit number (including the 313 area code) below and access available caller information such as name, address, and more.
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Area code 313 covers Detroit and most of its closest suburbs in Wayne County, Michigan.
Area code 679 is scheduled to be in-service in an overlay with 313 on November 7, 2025. A permissive ten-digit dialing period for 313 is scheduled for April 7, 2025 through October 7, 2025, after which time ten-digit dialing will be required.
Area code 313 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 313 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, Michigan geographic region, and local calling area associated with the phone number.
| Company | Number of Prefixes |
|---|---|
| MICHIGAN BELL TEL CO | 219 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 56 |
| OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 50 |
| SPRINT SPECTRUM, L.P. | 48 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | 36 |
| LEVEL 3 COMMUNICATIONS, LLC - MI | 10 |
| BANDWIDTH.COM CLEC, LLC - MI | 9 |
| XO COMMUNICATIONS SERVICES, INC. - MI | 9 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI | 8 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - MI | 8 |
| ONVOY, LLCV - MI | 6 |
| COMCAST IP PHONE, LLC | 5 |
| GLOBAL CROSSING TELEMANAGEMENT, INC. - MI | 5 |
| METROPCS, INC. | 4 |
| PHONE MICHIGAN - MI | 4 |
| TELNET WORLDWIDE, INC. | 4 |
| AMERICAN MESSAGING SERVICES, LLC | 3 |
| AT&T - LOCAL | 3 |
| LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | 3 |
| PEERLESS NETWORK OF MICHIGAN, LLC - MI | 3 |
| TALK AMERICA INC. - MI | 2 |
| US XCHANGE OF MICHIGAN LLC DBA CHOICE ONE COMM MI | 2 |
| AIRUS, INC. - MI | 1 |
| AT&T CORP. | 1 |
| BROADWING COMMUNICATIONS, LLC - MI | 1 |
| CLEAR RATE COMMUNICATIONS, INC. - MI | 1 |
| MICHTEL COMMUNICATIONS LLC - MI | 1 |
| NUSO, LLC | 1 |
| RCLEC, INC. - MI | 1 |
| USA MOBILITY WIRELESS, INC. | 1 |
| YMAX COMMUNICATIONS CORP. - MI | 1 |
| Rate Center | Number of Prefixes |
|---|---|
| DETROITZN5 | 162 |
| DETROITZN6 | 116 |
| DETROITZN1 | 105 |
| DETROITZN2 | 52 |
| DETROITZN4 | 40 |
| DETROITZN3 | 31 |
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