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 |
| 720-849
| 3 |
Denver |
CO |
DNVRCOII3MD |
5562 METROPCS, INC. |
656 |
|
|
|
| 720-849
| 4 |
Denver |
CO |
DNVRCOII3MD |
5562 METROPCS, INC. |
656 |
|
|
|
| 720-849
| 5 |
Denver |
CO |
DNVRCOII3MD |
5562 METROPCS, INC. |
656 |
|
|
|
| 720-849
| 6 |
Denver |
CO |
DNVRCOII3MD |
5562 METROPCS, INC. |
656 |
|
|
|
| 720-849
| 7 |
Denver |
CO |
DNVRCOII3MD |
5562 METROPCS, INC. |
656 |
|
|
|
| 720-849
| 8 |
Denver |
CO |
DNVRCOII3MD |
5562 METROPCS, INC. |
656 |
|
|
|
| 720-849
| 9 |
Denver |
CO |
DNVRCOII3MD |
5562 METROPCS, INC. |
656 |
|
|
|
| 720-850
| A |
Denver |
CO |
DNVRCO26XYX |
598J FIVE9, INC. |
656 |
|
|
|
| 720-850
| 0 |
Denver |
CO |
DNVRCO26XYX |
598J FIVE9, INC. |
656 |
|
2021-07-11 |
|
| 720-850
| 1 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2021-08-29 |
|
| 720-850
| 2 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2021-08-29 |
|
| 720-850
| 3 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2021-08-29 |
|
| 720-850
| 4 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2021-08-29 |
|
| 720-850
| 5 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-07-12 |
|
| 720-850
| 6 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2021-08-29 |
|
| 720-850
| 7 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2021-08-29 |
|
| 720-850
| 8 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-07-12 |
|
| 720-850
| 9 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2021-08-29 |
|
| 720-851
| A |
Denver |
CO |
PRKRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-852
| A |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-853
| A |
Longmont |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
|
|
| 720-853
| 0 |
Longmont |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2021-12-25 |
|
| 720-853
| 1 |
Longmont |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2021-12-25 |
|
| 720-853
| 2 |
Longmont |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2021-12-25 |
|
| 720-853
| 3 |
Longmont |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2021-12-25 |
|
| 720-853
| 4 |
Longmont |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2021-12-25 |
|
| 720-853
| 5 |
Longmont |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-12-26 |
|
| 720-853
| 6 |
Longmont |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2021-12-26 |
|
| 720-853
| 7 |
Longmont |
CO |
DNVRCO2669Z |
490J BOOST SUBSCRIBERCO L.L.C. |
656 |
|
2024-05-02 |
|
| 720-853
| 8 |
Longmont |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2021-12-26 |
|
| 720-853
| 9 |
Longmont |
CO |
DNVRCO26DS5 |
278F PEERLESS NETWORK OF COLORADO, LLC - CO |
656 |
|
2021-12-26 |
|
| 720-854
| A |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-854
| 0 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-854
| 1 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-854
| 2 |
Denver |
CO |
HLRNCOFP1MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
656 |
|
|
|
| 720-854
| 3 |
Denver |
CO |
HLRNCOFP1MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
656 |
|
|
|
| 720-854
| 4 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-12-17 |
|
| 720-854
| 5 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-12-17 |
|
| 720-854
| 6 |
Denver |
CO |
HLRNCOFP1MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
656 |
|
|
|
| 720-854
| 7 |
Denver |
CO |
BLDRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-854
| 8 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-12-17 |
|
| 720-854
| 9 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-12-17 |
|
| 720-855
| A |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 0 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 1 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 2 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 3 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 4 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 720-855
| 5 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2008-02-27 |
|
| 720-855
| 6 |
Denver |
CO |
DNVRCONODS0 |
9636 QWEST CORPORATION |
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
Sponsored by: Execulink Telecom
Like this site? We accept donations via PayPal.