Local Calling Guide
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Switch: BLTMMDSN
| Switch (link to prefixes) | Switch name | Company |
|---|---|---|
| BLTMMDSN05T | BALTIMORE | |
| BLTMMDSN06T | BALTIMORE | |
| BLTMMDSN0MD | 1958 ATX TELECOMMUNICATIONS SERVICES, LTD. | |
| BLTMMDSN1MD | 361H ATLANTECH ONLINE, INC. - MD | |
| BLTMMDSN3MD | 8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) | |
| BLTMMDSN5MD | ||
| BLTMMDSN6MD | 6119 LEVEL 3 COMMUNICATIONS, LLC - MD | |
| BLTMMDSNDS5 | 4773 XO MARYLAND, LLC | |
| BLTMMDSNDS6 | BALTIMORE | 281E YMAX COMMUNICATIONS CORP. - MD |
| BLTMMDSNFMD | 939H COMMIO, LLC | |
| BLTMMDSNHMD | ||
| BLTMMDSNJMD | ||
| BLTMMDSNKMD | ||
| BLTMMDSNLMD | 732J NUSO, LLC |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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