Local Calling Guide
Area code/prefix search
NPA: 720
[Rate centres in NPA 720]
[Dial plan for NPA 720]
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 720-843
| 6 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2022-07-26 |
|
| 720-843
| 7 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2022-07-26 |
|
| 720-843
| 8 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2022-07-26 |
|
| 720-843
| 9 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2022-07-26 |
|
| 720-844
| A |
Denver |
CO |
DNVRCO26XWX |
616J LEAP TELECOM, LLC |
656 |
|
|
|
| 720-844
| 0 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-07-02 |
|
| 720-844
| 1 |
Denver |
CO |
DNVRCO26XWX |
616J LEAP TELECOM, LLC |
656 |
|
2021-03-11 |
|
| 720-844
| 2 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2021-03-14 |
|
| 720-844
| 3 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-07-02 |
|
| 720-844
| 4 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2021-03-29 |
|
| 720-844
| 5 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2021-03-29 |
|
| 720-844
| 6 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2021-05-09 |
|
| 720-844
| 7 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-07-02 |
|
| 720-844
| 8 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-07-02 |
|
| 720-844
| 9 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-07-02 |
|
| 720-845
| A |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-845
| 0 |
Denver |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2017-10-15 |
|
| 720-845
| 1 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2017-10-15 |
|
| 720-845
| 2 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2017-10-15 |
|
| 720-845
| 3 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2017-10-15 |
|
| 720-845
| 4 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2017-10-15 |
|
| 720-845
| 5 |
Denver |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2017-10-15 |
|
| 720-845
| 6 |
Denver |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2017-10-15 |
|
| 720-845
| 7 |
Denver |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2017-10-15 |
|
| 720-845
| 8 |
Denver |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2017-10-15 |
|
| 720-845
| 9 |
Denver |
CO |
DNVRCOII3MD |
5562 METROPCS, INC. |
656 |
|
2017-10-14 |
|
| 720-846
| A |
Deer Trail |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 720-846
| 0 |
Deer Trail |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2022-08-06 |
|
| 720-846
| 1 |
Deer Trail |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2022-08-06 |
|
| 720-846
| 2 |
Deer Trail |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2022-08-06 |
|
| 720-846
| 3 |
Deer Trail |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2022-12-09 |
|
| 720-846
| 4 |
Deer Trail |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2022-12-23 |
|
| 720-846
| 7 |
Deer Trail |
CO |
DNVRCO2669Z |
490J BOOST SUBSCRIBERCO L.L.C. |
656 |
|
2024-08-23 |
|
| 720-846
| 8 |
Deer Trail |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2023-09-10 |
|
| 720-847
| A |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-847
| 0 |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2003-12-27 |
|
| 720-847
| 1 |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2003-12-27 |
|
| 720-847
| 2 |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2003-12-27 |
|
| 720-847
| 3 |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2003-12-27 |
|
| 720-847
| 4 |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2003-12-27 |
|
| 720-847
| 5 |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2003-12-27 |
|
| 720-847
| 6 |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2003-12-27 |
|
| 720-847
| 7 |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2003-12-27 |
|
| 720-847
| 8 |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2003-12-27 |
|
| 720-847
| 9 |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2003-12-27 |
|
| 720-848
| A |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-849
| A |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-849
| 0 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-849
| 1 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-849
| 2 |
Denver |
CO |
DNVRCOII3MD |
5562 METROPCS, INC. |
656 |
|
|
|
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 >>
Last updated: Tue, 31 Mar 2026 13:56:49 UTC
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