Local Calling Guide
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Switch: BLTMMDDN
| Switch (link to prefixes) | Switch name | Company |
|---|---|---|
| BLTMMDDN00W | ||
| BLTMMDDN2MD | ||
| BLTMMDDN4MD | 2554 GLOBAL NAPS SOUTH, INC. - MD | |
| BLTMMDDNDS2 | 7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD |
Last updated: Fri, 01 Jul 2022 02:53:40 UTC
Sponsored by: ISP Telecom
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