Local Calling Guide
Area code/prefix search
Denver, CO
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 720-920
| 1 |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 720-920
| 2 |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 720-920
| 3 |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 720-920
| 4 |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 720-920
| 5 |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 720-920
| 6 |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 720-920
| 7 |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 720-920
| 8 |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 720-920
| 9 |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
|
|
| 720-921
| A |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 720-921
| 0 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2022-08-08 |
|
| 720-921
| 1 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2022-08-08 |
|
| 720-921
| 2 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 720-921
| 3 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 720-921
| 4 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2008-02-04 |
|
| 720-921
| 5 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2008-02-04 |
|
| 720-921
| 6 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2008-02-04 |
|
| 720-921
| 7 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 720-921
| 8 |
ENWDCO47DS3 |
8980 XO COLORADO, LLC |
656 |
|
2008-04-13 |
|
| 720-921
| 9 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2021-12-10 |
|
| 720-922
| A |
DNVRCOCLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-923
| A |
DNVTCOZIAMD |
181J ADVANCED TELECOM SOLUTIONS, LLC |
656 |
|
|
|
| 720-923
| 0 |
DNVTCOZIAMD |
181J ADVANCED TELECOM SOLUTIONS, LLC |
656 |
|
2018-10-06 |
|
| 720-923
| 1 |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2018-10-18 |
|
| 720-923
| 2 |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2018-10-18 |
|
| 720-923
| 3 |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2018-10-18 |
|
| 720-923
| 4 |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2018-10-18 |
|
| 720-923
| 5 |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2018-10-18 |
|
| 720-923
| 6 |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2018-10-18 |
|
| 720-923
| 7 |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2018-10-18 |
|
| 720-923
| 8 |
DNVRCO26DS5 |
278F PEERLESS NETWORK OF COLORADO, LLC - CO |
656 |
|
2018-10-18 |
|
| 720-923
| 9 |
DNVRCOII4MD |
5562 METROPCS, INC. |
656 |
|
2018-10-12 |
|
| 720-925
| A |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
|
|
| 720-925
| 0 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2016-04-21 |
|
| 720-925
| 1 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2016-04-21 |
|
| 720-925
| 2 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2016-04-21 |
|
| 720-925
| 3 |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
2016-02-04 |
|
| 720-925
| 4 |
HLRNCOFP1MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
656 |
|
2016-04-05 |
|
| 720-925
| 5 |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2016-02-01 |
|
| 720-925
| 6 |
DNVRCOMDDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
2016-02-14 |
|
| 720-925
| 7 |
DNVRCOMDDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
2016-02-14 |
|
| 720-925
| 8 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2016-04-21 |
|
| 720-925
| 9 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2016-04-21 |
|
| 720-926
| A |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 720-926
| 0 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2018-07-29 |
|
| 720-926
| 1 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2018-07-29 |
|
| 720-926
| 2 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2018-07-29 |
|
| 720-926
| 3 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2018-07-29 |
|
| 720-926
| 4 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2018-07-29 |
|
| 720-926
| 5 |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2018-07-29 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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