Local Calling Guide
Area code/prefix search
Washington Zone 1, DC
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 202-920
| 4 |
WASHDC12DS6 |
275F PEERLESS NETWORK OF THE DISTRICT OF COLUMBIA, DC |
236 |
|
2019-04-22 |
|
| 202-920
| 5 |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-06-20 |
|
| 202-920
| 6 |
MCLNVA23DS4 |
6117 LEVEL 3 COMMUNICATIONS, LLC - DC |
236 |
|
2019-04-28 |
|
| 202-920
| 7 |
MCLNVA23DS4 |
6117 LEVEL 3 COMMUNICATIONS, LLC - DC |
236 |
|
2019-04-28 |
|
| 202-920
| 8 |
OCQNVAXAVMD |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2019-08-09 |
|
| 202-920
| 9 |
WASHDCSWNMD |
321J HD CARRIER LLC |
236 |
|
2019-03-30 |
|
| 202-921
| A |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 202-921
| 0 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2019-10-02 |
|
| 202-921
| 1 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2019-10-02 |
|
| 202-921
| 2 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2019-10-02 |
|
| 202-921
| 3 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2019-10-02 |
|
| 202-921
| 4 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2019-10-02 |
|
| 202-921
| 5 |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2019-10-02 |
|
| 202-921
| 6 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2019-10-02 |
|
| 202-921
| 7 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2019-10-02 |
|
| 202-921
| 8 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-10-11 |
|
| 202-921
| 9 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-10-01 |
|
| 202-922
| A |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
|
|
| 202-922
| 0 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2018-05-22 |
|
| 202-922
| 1 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2018-05-22 |
|
| 202-922
| 2 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2018-05-22 |
|
| 202-922
| 3 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2018-05-22 |
|
| 202-922
| 4 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2018-05-22 |
|
| 202-922
| 5 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2018-05-22 |
|
| 202-922
| 6 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2018-05-22 |
|
| 202-922
| 7 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2018-05-22 |
|
| 202-922
| 8 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2018-05-22 |
|
| 202-922
| 9 |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2018-09-22 |
|
| 202-923
| A |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 202-923
| 0 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-10-11 |
|
| 202-923
| 1 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-10-11 |
|
| 202-923
| 2 |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-10-05 |
|
| 202-923
| 3 |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-10-05 |
|
| 202-923
| 4 |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-10-05 |
|
| 202-923
| 5 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-10-11 |
|
| 202-923
| 6 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-10-11 |
|
| 202-923
| 7 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-10-11 |
|
| 202-923
| 8 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-10-11 |
|
| 202-923
| 9 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-10-11 |
|
| 202-924
| A |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
|
|
| 202-924
| 0 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-09-22 |
|
| 202-924
| 1 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-09-22 |
|
| 202-924
| 2 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-09-22 |
|
| 202-924
| 3 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-09-22 |
|
| 202-924
| 4 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-09-22 |
|
| 202-924
| 5 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-09-22 |
|
| 202-924
| 6 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-09-22 |
|
| 202-924
| 7 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-09-22 |
|
| 202-924
| 8 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-09-22 |
|
| 202-924
| 9 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2019-09-22 |
|
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Last updated: Tue, 16 Jun 2026 00:09:45 UTC
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