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 |
| 202-621
| 4 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-04-21 |
|
| 202-621
| 5 |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2008-03-08 |
|
| 202-621
| 6 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2008-04-07 |
|
| 202-621
| 7 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2008-04-07 |
|
| 202-621
| 8 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2008-04-07 |
|
| 202-621
| 9 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2008-04-07 |
|
| 202-622
| A |
WASHDCSWDSA |
9211 VERIZON WASHINGTON DC, INC. |
236 |
|
|
|
| 202-623
| A |
WASHDCMODS1 |
9211 VERIZON WASHINGTON DC, INC. |
236 |
|
|
|
| 202-624
| A |
WASHDCDNDS0 |
9211 VERIZON WASHINGTON DC, INC. |
236 |
|
|
|
| 202-625
| A |
WASHDCGTDS0 |
9211 VERIZON WASHINGTON DC, INC. |
236 |
|
|
|
| 202-626
| A |
WASHDCDNDS0 |
9211 VERIZON WASHINGTON DC, INC. |
236 |
|
|
|
| 202-627
| A |
WASHDCBNRP0 |
9211 VERIZON WASHINGTON DC, INC. |
236 |
|
|
|
| 202-627
| 0 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2012-09-07 |
|
| 202-627
| 1 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2012-07-27 |
|
| 202-627
| 2 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2012-06-28 |
|
| 202-627
| 3 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2012-07-27 |
|
| 202-627
| 4 |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2012-07-02 |
|
| 202-627
| 5 |
WASHDCBNRP0 |
9211 VERIZON WASHINGTON DC, INC. |
236 |
|
|
|
| 202-627
| 6 |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2012-07-30 |
|
| 202-627
| 7 |
WASHDCBNRP0 |
9211 VERIZON WASHINGTON DC, INC. |
236 |
|
|
|
| 202-627
| 8 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2005-07-02 |
|
| 202-627
| 9 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2005-07-02 |
|
| 202-628
| A |
WASHDCDNDS0 |
9211 VERIZON WASHINGTON DC, INC. |
236 |
|
|
|
| 202-629
| A |
MCLNVA23DS4 |
6117 LEVEL 3 COMMUNICATIONS, LLC - DC |
236 |
|
|
|
| 202-629
| 0 |
MCLNVA23DS4 |
6117 LEVEL 3 COMMUNICATIONS, LLC - DC |
236 |
|
2007-08-01 |
|
| 202-629
| 1 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2007-09-19 |
|
| 202-629
| 2 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2007-09-19 |
|
| 202-629
| 3 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2007-09-19 |
|
| 202-629
| 4 |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2007-09-19 |
|
| 202-629
| 5 |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2007-08-29 |
|
| 202-629
| 6 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-10-09 |
|
| 202-629
| 7 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-10-09 |
|
| 202-629
| 8 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-10-09 |
|
| 202-629
| 9 |
|
515J IP HORIZON LLC |
236 |
|
2007-07-01 |
|
| 202-630
| A |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
|
|
| 202-630
| 0 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2010-04-30 |
|
| 202-630
| 1 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2010-04-30 |
|
| 202-630
| 2 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2010-04-30 |
|
| 202-630
| 3 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2010-04-30 |
|
| 202-630
| 4 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2010-04-30 |
|
| 202-630
| 5 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2010-04-30 |
|
| 202-630
| 6 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2010-04-30 |
|
| 202-630
| 7 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2010-04-30 |
|
| 202-630
| 8 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2010-04-30 |
|
| 202-630
| 9 |
WASHDCDP8MD |
074F BANDWIDTH.COM CLEC, LLC - DC |
236 |
|
2010-04-30 |
|
| 202-631
| A |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
|
|
| 202-631
| 0 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2006-05-15 |
|
| 202-631
| 1 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2006-05-15 |
|
| 202-631
| 2 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2006-05-15 |
|
| 202-631
| 3 |
WASKDCFNAMD |
6402 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
236 |
|
2006-05-15 |
|
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Last updated: Sat, 01 Aug 2026 03:19:33 UTC
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