You are reviewing the Area Code (NPA/NXX) report for 443-430. Did you mean to search the SMS short code 443430?
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| Raw Number | 443430 |
| Basic Format | 443-430 |
| NPA (Area Code) | 443 |
| NXX | 430 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|---|
| 443-430-0XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | COLUMBIA | RT | COLUMBIA | MD | MA | ||
| 443-430-1XXX | 515J | IP HORIZON LLC | COLUMBIA | AS | 09/15/2016 | COLUMBIA | MD | MA | 10/14/2016 |
| 443-430-2XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | COLUMBIA | AS | 07/19/2005 | COLUMBIA | MD | MA | 08/14/2005 |
| 443-430-3XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | COLUMBIA | RT | COLUMBIA | MD | MA | ||
| 443-430-4XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | COLUMBIA | AS | 09/14/2016 | COLUMBIA | MD | MA | 09/26/2016 |
| 443-430-5XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | COLUMBIA | AS | 09/14/2016 | COLUMBIA | MD | MA | 09/26/2016 |
| 443-430-6XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | COLUMBIA | AS | 07/19/2005 | COLUMBIA | MD | MA | 08/14/2005 |
| 443-430-7XXX | 7228 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD | COLUMBIA | AS | 05/19/2008 | COLUMBIA | MD | MA | 05/30/2008 |
| 443-430-8XXX | 7228 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD | COLUMBIA | AS | 02/28/2006 | COLUMBIA | MD | MA | 03/11/2006 |
| 443-430-9XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | COLUMBIA | RT | COLUMBIA | MD | MA | ||
| 443-430-XXXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | COLUMBIA | AS | 05/18/2001 | COLUMBIA | MD |
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