Local Calling Guide
Area code/prefix search
NPA: 571
[Rate centres in NPA 571]
[Dial plan for NPA 571]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 571-538
| 6 |
Manassas |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-02-28 |
|
| 571-538
| 7 |
Manassas |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-02-28 |
|
| 571-538
| 8 |
Manassas |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-02-28 |
|
| 571-538
| 9 |
Manassas |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-02-28 |
|
| 571-539
| A |
Herndon |
VA |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 571-539
| 0 |
Herndon |
VA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-539
| 1 |
Herndon |
VA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-539
| 2 |
Herndon |
VA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-539
| 3 |
Herndon |
VA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-21 |
|
| 571-539
| 4 |
Herndon |
VA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-12-22 |
|
| 571-539
| 5 |
Herndon |
VA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2020-09-27 |
|
| 571-539
| 6 |
Herndon |
VA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2020-09-27 |
|
| 571-539
| 7 |
Herndon |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2021-02-08 |
|
| 571-539
| 8 |
Herndon |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2021-09-24 |
|
| 571-539
| 9 |
Herndon |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2020-01-15 |
|
| 571-540
| A |
Washington Zone 17 |
VA |
WASKDCFNAMD |
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2024-06-09 |
|
| 571-540
| 0 |
Washington Zone 17 |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2024-06-09 |
|
| 571-540
| 1 |
Washington Zone 17 |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2024-06-09 |
|
| 571-540
| 2 |
Washington Zone 17 |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2024-06-09 |
|
| 571-540
| 3 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-07-07 |
|
| 571-540
| 4 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-07-07 |
|
| 571-540
| 5 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-07-07 |
|
| 571-540
| 6 |
Washington Zone 17 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2024-07-07 |
|
| 571-540
| 7 |
Washington Zone 17 |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2024-06-30 |
|
| 571-540
| 8 |
Washington Zone 17 |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2024-06-30 |
|
| 571-540
| 9 |
Washington Zone 17 |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2024-06-30 |
|
| 571-541
| A |
Leesburg |
VA |
LSBGVA151MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
246 |
|
|
|
| 571-541
| 0 |
Leesburg |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
246 |
|
2021-12-31 |
|
| 571-541
| 1 |
Leesburg |
VA |
|
624H ONVOY SPECTRUM, LLC |
246 |
|
2021-11-15 |
|
| 571-541
| 2 |
Leesburg |
VA |
|
624H ONVOY SPECTRUM, LLC |
246 |
|
2021-11-15 |
|
| 571-541
| 3 |
Leesburg |
VA |
|
138E ONVOY, LLC - VA |
246 |
|
2021-11-15 |
|
| 571-541
| 4 |
Leesburg |
VA |
|
138E ONVOY, LLC - VA |
246 |
|
2021-11-15 |
|
| 571-541
| 5 |
Leesburg |
VA |
|
624H ONVOY SPECTRUM, LLC |
246 |
|
2021-11-15 |
|
| 571-541
| 6 |
Leesburg |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
246 |
|
2021-10-15 |
|
| 571-541
| 7 |
Leesburg |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
246 |
|
2021-10-15 |
|
| 571-541
| 8 |
Leesburg |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
246 |
|
2021-10-15 |
|
| 571-541
| 9 |
Leesburg |
VA |
|
138E ONVOY, LLC - VA |
246 |
|
2022-02-12 |
|
| 571-542
| A |
Dale City |
VA |
|
318J COMCAST IP PHONE, LLC |
236 |
|
|
|
| 571-542
| 0 |
Dale City |
VA |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2011-06-10 |
|
| 571-542
| 1 |
Dale City |
VA |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2011-06-10 |
|
| 571-542
| 2 |
Dale City |
VA |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2011-06-10 |
|
| 571-542
| 3 |
Dale City |
VA |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2011-06-10 |
|
| 571-542
| 4 |
Dale City |
VA |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2011-06-10 |
|
| 571-542
| 5 |
Dale City |
VA |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2011-06-10 |
|
| 571-542
| 6 |
Dale City |
VA |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2011-06-10 |
|
| 571-542
| 7 |
Dale City |
VA |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2011-06-10 |
|
| 571-542
| 8 |
Dale City |
VA |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2011-06-10 |
|
| 571-542
| 9 |
Dale City |
VA |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2011-06-10 |
|
| 571-543
| A |
Dale City |
VA |
WASHDCDP8MD |
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
|
|
| 571-543
| 0 |
Dale City |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2022-03-13 |
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 >>
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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