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| npa-nxx | State | Company | FRN | RMD | OCN | Rate Center | CLLI | Assign Date | Misc |
| 318-506 | LA | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | DELTA | JCSNMSPSXBY | 06/04/2009 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 601-202 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | BOLTON | JCSNMSPSXBY | 01/07/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 601-439 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | MAGEE | JCSNMSPSXBY | 01/06/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 601-539 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | LYNVILLE | JCSNMSPSXBY | 10/29/2013 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 601-640 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | SEMINARY | JCSNMSPSXBY | 08/16/2011 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 662-500 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | JONESTOWN | JCSNMSPSXBY | 07/13/2011 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 662-572 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | TUNICA | JCSNMSPSXBY | 01/07/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 662-749 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | AMORY | JCSNMSPSXBY | 01/06/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 769-202 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | LAKE | JCSNMSPSXBY | 00/00/0000 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 769-222 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | UNION | JCSNMSPSXBY | 08/16/2011 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 769-227 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | SILVER CRK | JCSNMSPSXBY | 08/16/2011 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 769-247 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | WOODVILLE | JCSNMSPSXBY | 09/28/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 769-264 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | OSYKA | JCSNMSPSXBY | 01/25/2011 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 769-325 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | GLOSTER | JCSNMSPSXBY | 10/21/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 769-327 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | MAGNOLIA | JCSNMSPSXBY | 10/21/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 769-572 | MS | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | JACKSON | JCSNMSPSXBY | 04/02/2009 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info | |
| 985-275 | LA | AT&T ENTERPRISES, LLC (AT&T) | N/A | 516C | SOUTHOSYKA | JCSNMSPSXBY | 08/03/2011 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info |