Local Calling Guide
Area code/prefix search
NPA: 972
[Rate centres in NPA 972]
[Dial plan for NPA 972]
<< 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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 972-650
| A |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-651
| A |
Rockwall |
TX |
FRSCTXBJPS0 |
7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX |
552 |
|
|
|
| 972-652
| A |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-652
| 0 |
Irving |
TX |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2010-10-28 |
|
| 972-652
| 1 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-652
| 2 |
Irving |
TX |
DLLSTXNODS0 |
7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX |
552 |
|
2009-10-06 |
|
| 972-652
| 3 |
Irving |
TX |
DLLSTXNODS0 |
7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX |
552 |
|
2008-01-03 |
|
| 972-652
| 4 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-652
| 5 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-652
| 6 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-652
| 7 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-652
| 8 |
Irving |
TX |
DLLBTXPVDS0 |
7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
552 |
|
2010-08-09 |
|
| 972-652
| 9 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-653
| A |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-653
| 0 |
Irving |
TX |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2007-01-06 |
|
| 972-653
| 1 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-653
| 2 |
Irving |
TX |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2007-01-06 |
|
| 972-653
| 3 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-653
| 4 |
Irving |
TX |
DLLSTXTLDS7 |
7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
552 |
|
|
|
| 972-653
| 5 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-653
| 6 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-653
| 7 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-653
| 8 |
Irving |
TX |
DLLSTXTLDS7 |
7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
552 |
|
|
|
| 972-653
| 9 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-654
| A |
Frisco |
TX |
CRTNTX35G03 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
|
|
| 972-654
| 0 |
Frisco |
TX |
CRTNTX35G03 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2020-05-24 |
|
| 972-654
| 1 |
Frisco |
TX |
CRTNTX35G03 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2020-05-24 |
|
| 972-654
| 2 |
Frisco |
TX |
CRTNTX35G03 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2020-05-24 |
|
| 972-654
| 3 |
Frisco |
TX |
CRTNTX35G03 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2020-05-24 |
|
| 972-654
| 4 |
Frisco |
TX |
CRTNTX35G03 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2020-05-24 |
|
| 972-654
| 5 |
Frisco |
TX |
CRTNTX35G03 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2020-05-24 |
|
| 972-654
| 6 |
Frisco |
TX |
CRTNTX35G03 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2020-05-24 |
|
| 972-654
| 7 |
Frisco |
TX |
CRTNTX35G03 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2020-05-24 |
|
| 972-654
| 8 |
Frisco |
TX |
CRTNTX35G03 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2020-05-24 |
|
| 972-654
| 9 |
Frisco |
TX |
CRTNTX35G03 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2020-05-24 |
|
| 972-655
| A |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-655
| 0 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-655
| 1 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-655
| 2 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-655
| 3 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-655
| 4 |
Irving |
TX |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2007-01-06 |
|
| 972-655
| 5 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-655
| 6 |
Irving |
TX |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2007-01-06 |
|
| 972-655
| 7 |
Irving |
TX |
IRNGTXXEDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-655
| 8 |
Irving |
TX |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2007-01-06 |
|
| 972-655
| 9 |
Irving |
TX |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2007-01-06 |
|
| 972-656
| A |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-656
| 0 |
Dallas |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2011-07-21 |
|
| 972-656
| 1 |
Dallas |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2011-07-21 |
|
| 972-656
| 2 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
<< 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 >>
Last updated: Wed, 04 Mar 2026 03:00:52 UTC
Sponsored by: Callcentric - VoIP Internet phone service
Like this site? We accept donations via PayPal.