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 |
| 571-719
| 5 |
Manassas |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2015-06-10 |
|
| 571-719
| 6 |
Manassas |
VA |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2016-03-08 |
|
| 571-719
| 7 |
Manassas |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2016-07-24 |
|
| 571-719
| 8 |
Manassas |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2015-11-14 |
|
| 571-719
| 9 |
Manassas |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2016-09-22 |
|
| 571-720
| A |
Herndon |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2025-05-10 |
|
| 571-720
| 0 |
Herndon |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2025-05-10 |
|
| 571-720
| 1 |
Herndon |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2025-05-12 |
|
| 571-720
| 2 |
Herndon |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2025-08-22 |
|
| 571-720
| 3 |
Herndon |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2025-08-22 |
|
| 571-720
| 4 |
Herndon |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2025-08-22 |
|
| 571-720
| 5 |
Herndon |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2025-08-22 |
|
| 571-720
| 6 |
Herndon |
VA |
|
073H TELNYX LLC |
236 |
|
2025-06-27 |
|
| 571-720
| 7 |
Herndon |
VA |
|
6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA |
236 |
|
2025-08-22 |
|
| 571-720
| 8 |
Herndon |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2025-10-18 |
|
| 571-720
| 9 |
Herndon |
VA |
|
138E ONVOY, LLC - VA |
236 |
|
2025-09-28 |
|
| 571-721
| A |
Washington Zone 8 |
VA |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
| 571-721
| 0 |
Washington Zone 8 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
| 571-721
| 1 |
Washington Zone 8 |
VA |
|
079F BANDWIDTH.COM CLEC, LLC - VA |
236 |
|
2010-06-25 |
|
| 571-721
| 2 |
Washington Zone 8 |
VA |
|
829J PAETEC ITEL, LLC |
236 |
|
2002-06-26 |
|
| 571-721
| 3 |
Washington Zone 8 |
VA |
|
829J PAETEC ITEL, LLC |
236 |
|
2002-06-26 |
|
| 571-721
| 4 |
Washington Zone 8 |
VA |
|
829J PAETEC ITEL, LLC |
236 |
|
2002-07-08 |
|
| 571-721
| 5 |
Washington Zone 8 |
VA |
|
829J PAETEC ITEL, LLC |
236 |
|
2002-07-08 |
|
| 571-721
| 6 |
Washington Zone 8 |
VA |
|
829J PAETEC ITEL, LLC |
236 |
|
2002-07-08 |
|
| 571-721
| 7 |
Washington Zone 8 |
VA |
|
829J PAETEC ITEL, LLC |
236 |
|
2002-07-08 |
|
| 571-721
| 8 |
Washington Zone 8 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2006-03-07 |
|
| 571-721
| 9 |
Washington Zone 8 |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2006-03-07 |
|
| 571-722
| A |
Washington Zone 17 |
VA |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
|
|
| 571-722
| 0 |
Washington Zone 17 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2010-06-18 |
|
| 571-722
| 1 |
Washington Zone 17 |
VA |
|
829J PAETEC ITEL, LLC |
236 |
|
2006-11-18 |
|
| 571-722
| 2 |
Washington Zone 17 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2003-05-14 |
|
| 571-722
| 3 |
Washington Zone 17 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2003-08-16 |
|
| 571-722
| 4 |
Washington Zone 17 |
VA |
|
5562 METROPCS, INC. |
236 |
|
2003-08-16 |
|
| 571-722
| 5 |
Washington Zone 17 |
VA |
|
5562 METROPCS, INC. |
236 |
|
2003-08-16 |
|
| 571-722
| 6 |
Washington Zone 17 |
VA |
|
5562 METROPCS, INC. |
236 |
|
2003-08-16 |
|
| 571-722
| 7 |
Washington Zone 17 |
VA |
|
5562 METROPCS, INC. |
236 |
|
2003-08-16 |
|
| 571-722
| 8 |
Washington Zone 17 |
VA |
|
5562 METROPCS, INC. |
236 |
|
2003-08-16 |
|
| 571-722
| 9 |
Washington Zone 17 |
VA |
|
5562 METROPCS, INC. |
236 |
|
2004-10-03 |
|
| 571-723
| A |
Washington Zone 19 |
VA |
MCLNVA23DS4 |
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
|
|
| 571-723
| 0 |
Washington Zone 19 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-09-04 |
|
| 571-723
| 1 |
Washington Zone 19 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2003-02-26 |
|
| 571-723
| 2 |
Washington Zone 19 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2003-02-26 |
|
| 571-723
| 3 |
Washington Zone 19 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2003-02-26 |
|
| 571-723
| 4 |
Washington Zone 19 |
VA |
|
8825 LEVEL 3 COMMUNICATIONS, LLC - VA |
236 |
|
2003-01-22 |
|
| 571-723
| 5 |
Washington Zone 19 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2003-02-26 |
|
| 571-723
| 6 |
Washington Zone 19 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2003-03-12 |
|
| 571-723
| 7 |
Washington Zone 19 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2003-03-12 |
|
| 571-723
| 8 |
Washington Zone 19 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2003-03-12 |
|
| 571-723
| 9 |
Washington Zone 19 |
VA |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2003-04-17 |
|
| 571-724
| A |
Occoquan |
VA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2025-05-09 |
|
<< 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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