You are reviewing the Area Code (NPA/NXX) report for 312-253. Did you mean to search the SMS short code 312253?
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The area code you entered, 312, overlaps with the DSN network for the Continental United States and Puerto Rico under Northern Command (NORTHCOM), though it could also be part of standard civilian phone numbers.
| Raw Number | 312253 |
| Basic Format | 312-253 |
| NPA (Area Code) | 312 |
| NXX | 253 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|---|
| 312-253-0XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 | RT | CHICAGO ZONE 01 | IL | MW | ||
| 312-253-1XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 | RT | CHICAGO ZONE 01 | IL | MW | ||
| 312-253-2XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 | RT | CHICAGO ZONE 01 | IL | MW | ||
| 312-253-3XXX | 829J | PAETEC ITEL, LLC | CHICGOZN01 | AS | 01/26/2009 | CHICAGO ZONE 01 | IL | MW | 02/05/2009 |
| 312-253-4XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 | RT | CHICAGO ZONE 01 | IL | MW | ||
| 312-253-5XXX | 7136 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 | AS | 05/11/2010 | CHICAGO ZONE 01 | IL | MW | 06/10/2010 |
| 312-253-6XXX | 7136 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 | AS | 05/11/2010 | CHICAGO ZONE 01 | IL | MW | 06/10/2010 |
| 312-253-7XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 | RT | CHICAGO ZONE 01 | IL | MW | ||
| 312-253-8XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 | RT | CHICAGO ZONE 01 | IL | MW | ||
| 312-253-9XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 | RT | CHICAGO ZONE 01 | IL | MW | ||
| 312-253-XXXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 | AS | CHICAGO ZONE 01 | IL |
| Phone | Name | Address |
|---|---|---|
| 312-253-7494 | Ausecure | |
| 312-253-0594 | Intelligentsia Coffee | 53 West Jackson Boulevard Chicago 60604 US |
| 312-253-2337 | Land & Lake Kitchen | 81 East Wacker Drive Chicago 60601 US |
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