Area code 734 is assigned for use in Michigan since Dec 13, 1997. This area code originated from the 313 area code previously by means of area code split or overlay. View all phone prefixes used in area code 734 or other area codes in Michigan. Included with the location of each prefix are the phone companies / service providers that operates them.
| Area code / prefix | Location | Company / Service Provider |
|---|---|---|
| 734-304 | TRENTON, MI | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
| 734-305 | MONROE, MI | AMERICAN MESSAGING SERVICES, LLC |
| 734-306 | WAYNE, MI | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
| 734-307 | TRENTON, MI | ONVOY, LLCV - MI |
| 734-308 | WYANDOTTE, MI | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
| 734-309 | WYANDOTTE, MI | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
| 734-310 | DUNDEE, MI | TELNET WORLDWIDE, INC. |
| 734-312 | WAYNE, MI | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
| 734-314 | GREGORY, MI | TELNET WORLDWIDE, INC. |
| 734-315 | NEW BOSTON, MI | AT&T CORP. |
| 734-316 | SALINE, MI | COMCAST IP PHONE, LLC |
| 734-317 | ERIE, MI | TELEPORT COMMUNICATIONS AMERICA, LLC - MI |
| 734-318 | WYANDOTTE, MI | COMCAST IP PHONE, LLC |
| 734-319 | ERIE, MI | TELNET WORLDWIDE, INC. |
| 734-320 | ANN ARBOR, MI | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
| 734-321 | MAYBEE, MI | TELNET WORLDWIDE, INC. |
| 734-322 | MONROE, MI | LEVEL 3 COMMUNICATIONS, LLC - MI |
| 734-323 | ANN ARBOR, MI | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
| 734-324 | WYANDOTTE, MI | MICHIGAN BELL TEL CO |
| 734-325 | BELLEVILLE, MI | COMCAST IP PHONE, LLC |
| 734-326 | WAYNE, MI | MICHIGAN BELL TEL CO |
| 734-327 | ANN ARBOR, MI | MICHIGAN BELL TEL CO |
| 734-328 | BELLEVILLE, MI | LEVEL 3 COMMUNICATIONS, LLC - MI |
| 734-329 | WAYNE, MI | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
| 734-330 | ANN ARBOR, MI | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
| 734-331 | WAYNE, MI | COMCAST IP PHONE, LLC |
| 734-332 | ANN ARBOR, MI | MICHIGAN BELL TEL CO |
| 734-333 | WHITMORELK, MI | US XCHANGE OF MICHIGAN LLC DBA CHOICE ONE COMM MI |
| 734-334 | WAYNE, MI | MICHIGAN BELL TEL CO |
| 734-335 | PLYMOUTH, MI | TELEPORT COMMUNICATIONS AMERICA, LLC - MI |
| 734-336 | MANCHESTER, MI | ONVOY, LLCV - MI |
| 734-337 | YPSILANTI, MI | LEVEL 3 COMMUNICATIONS, LLC - MI |
| 734-338 | LIVONIA, MI | COMCAST IP PHONE, LLC |
| 734-339 | WHITMORELK, MI | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
| 734-340 | YPSILANTI, MI | COMCAST IP PHONE, LLC |
| 734-341 | TRENTON, MI | METROPCS, INC. |
| 734-342 | MONROE, MI | TELNET WORLDWIDE, INC. |
| 734-343 | LIVONIA, MI | LEVEL 3 COMMUNICATIONS, LLC - MI |
| 734-344 | MONROE, MI | LEVEL 3 COMMUNICATIONS, LLC - MI |
| 734-345 | BELLEVILLE, MI | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
| 734-346 | TRENTON, MI | METROPCS, INC. |
| 734-347 | TEMPERANCE, MI | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
| 734-348 | FLAT ROCK, MI | LEVEL 3 COMMUNICATIONS, LLC - MI |
| 734-349 | MONROE, MI | PHONE MICHIGAN - MI |
| 734-350 | YPSILANTI, MI | MICHIGAN BELL TEL CO |
| 734-351 | WAYNE, MI | NEW CINGULAR WIRELESS PCS, LLC - IL |
| 734-352 | ANN ARBOR, MI | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
| 734-353 | ANN ARBOR, MI | NEW CINGULAR WIRELESS PCS, LLC - IL |
| 734-354 | PLYMOUTH, MI | MICHIGAN BELL TEL CO |
| 734-355 | ANN ARBOR, MI | NEW CINGULAR WIRELESS PCS, LLC - IL |
| 734 Area Code Information | ||
|---|---|---|
| Type of code: | General Purpose Code | |
| Location: | MI - US | |
| Time zone: | E | |
| Assigned for use: | Yes | |
| Code in service: | Yes | |
| Service date: | 12/13/97 | |
| In jeopardy: | No | |
| Relief in progress: | No | |
| NPA Relief status: | Suspended | |
| Code assignable: | Yes | |
| Geographic or non-geographic: |
G | |
| Reserved for future use: | No | |
| Planning letter(s): | 066 | |
| Overlay code: | Yes | |
| Overlay complex: | 679/734 | |
| Dialing plan | Standard | Permissive |
| Home local calls: | 7D | 10D |
| Foreign local calls: | 10D | NA |
| Home toll calls: | 1+10D | NA |
| Foreign toll calls: | 1+10D | - |