Local Calling Guide
Area code/prefix search
NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]
NXX: 551
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
443-551 | A | Woodlawn | MD | BLTMMDSN6MD | 6119 LEVEL 3 COMMUNICATIONS, LLC - MD | 238 | |||
443-551 | 1 | Woodlawn | MD | 145J TERRA NOVA TELECOM INC. | 238 | 2024-02-15 | |||
443-551 | 3 | Woodlawn | MD | BLTMMDCHXFX | 318J COMCAST IP PHONE, LLC | 238 | 2013-05-12 | ||
443-551 | 4 | Woodlawn | MD | BLTMMDSN6MD | 6119 LEVEL 3 COMMUNICATIONS, LLC - MD | 238 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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