Local Calling Guide
Area code/prefix search
NPA: 301
[Rate centres in NPA 301]
[Dial plan for NPA 301]
NXX: 438
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
301-438
| A |
Washington Zone 12 |
MD |
SLSPMDNBDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-438
| 0 |
Washington Zone 12 |
MD |
SLSPMDNBDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-438
| 1 |
Washington Zone 12 |
MD |
SLSPMDNBDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-438
| 2 |
Washington Zone 12 |
MD |
SLSPMDNBDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-438
| 3 |
Washington Zone 12 |
MD |
SLSPMDNBDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-438
| 4 |
Washington Zone 12 |
MD |
WASIDCRG7MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
236 |
|
|
|
301-438
| 5 |
Washington Zone 12 |
MD |
SLSPMDNBDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-438
| 6 |
Washington Zone 12 |
MD |
SLSPMDNBDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-438
| 7 |
Washington Zone 12 |
MD |
SLSPMDNBDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-438
| 8 |
Washington Zone 12 |
MD |
SLSPMDNBDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-438
| 9 |
Washington Zone 12 |
MD |
SLSPMDNBDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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