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| Raw Number | 331703 |
| Basic Format | 331-703 |
| NPA (Area Code) | 331 |
| NXX | 703 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|
| 331-703-0XXX | 6534 | NEW CINGULAR WIRELESS PCS, LLC - IL | W CHICAGO | AS | 01/11/2016 | IL | MW | 01/21/2016 |
| 331-703-1XXX | 6534 | NEW CINGULAR WIRELESS PCS, LLC - IL | W CHICAGO | AS | 08/27/2015 | IL | MW | 09/09/2015 |
| 331-703-2XXX | 6534 | NEW CINGULAR WIRELESS PCS, LLC - IL | W CHICAGO | AS | 08/27/2015 | IL | MW | 09/09/2015 |
| 331-703-3XXX | 224C | ONVOY, LLC | W CHICAGO | AS | 03/20/2014 | IL | MW | 04/17/2014 |
| 331-703-4XXX | 6534 | NEW CINGULAR WIRELESS PCS, LLC - IL | W CHICAGO | AS | 11/17/2014 | IL | MW | 11/28/2014 |
| 331-703-5XXX | 6534 | NEW CINGULAR WIRELESS PCS, LLC - IL | W CHICAGO | AS | 11/17/2014 | IL | MW | 11/28/2014 |
| 331-703-6XXX | 6534 | NEW CINGULAR WIRELESS PCS, LLC - IL | W CHICAGO | AS | 11/17/2014 | IL | MW | 11/28/2014 |
| 331-703-7XXX | 508J | CENTURYLINK COMMUNICATIONS, LLC | W CHICAGO | AS | 01/30/2014 | IL | MW | 02/25/2014 |
| 331-703-8XXX | 6534 | NEW CINGULAR WIRELESS PCS, LLC - IL | W CHICAGO | AS | 01/11/2016 | IL | MW | 01/21/2016 |
| 331-703-9XXX | 6529 | T-MOBILE USA, INC. | W CHICAGO | AS | 10/25/2013 | IL | MW | 12/19/2013 |
| 331-703-XXXX | 6529 | T-MOBILE USA, INC. | W CHICAGO | AS | 10/24/2013 | IL |
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