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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 972-720
| 3 |
Dallas |
TX |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-720
| 4 |
Dallas |
TX |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-720
| 5 |
Dallas |
TX |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-720
| 6 |
Dallas |
TX |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-720
| 7 |
Dallas |
TX |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-720
| 8 |
Dallas |
TX |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-720
| 9 |
Dallas |
TX |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-721
| A |
Irving |
TX |
IRNGTXXCDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-722
| A |
Rockwall |
TX |
RKWLTXPADS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-723
| A |
Midlothian EMS |
TX |
MDLTTXGRRS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-723
| 0 |
Midlothian EMS |
TX |
MDLTTXGRRS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-723
| 1 |
Midlothian EMS |
TX |
MDLTTXGRRS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-723
| 2 |
Midlothian EMS |
TX |
MDLTTXGRRS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-723
| 3 |
Midlothian EMS |
TX |
MDLTTXGRRS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-723
| 4 |
Midlothian EMS |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2003-10-27 |
|
| 972-723
| 5 |
Midlothian EMS |
TX |
MDLTTXGRRS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-723
| 6 |
Midlothian EMS |
TX |
MDLTTXGRRS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-723
| 7 |
Midlothian EMS |
TX |
MDLTTXGRRS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-723
| 8 |
Midlothian EMS |
TX |
MDLTTXGRRS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-723
| 9 |
Midlothian EMS |
TX |
MDLTTXGRRS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-724
| A |
Lewisville EMS |
TX |
LWVLTXXCDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-725
| A |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-725
| 0 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-725
| 1 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-725
| 2 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-725
| 3 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-725
| 4 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-725
| 5 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-725
| 6 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-725
| 7 |
Dallas |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2010-05-14 |
|
| 972-725
| 8 |
Dallas |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2010-11-03 |
|
| 972-725
| 9 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-726
| A |
Dallas |
TX |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-727
| A |
Allen EACS |
TX |
ALLNTXSADS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-728
| A |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-729
| A |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-729
| 0 |
Dallas |
TX |
DLLTTXID1MD |
5562 METROPCS, INC. |
552 |
|
2012-02-23 |
|
| 972-729
| 1 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-729
| 2 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-729
| 3 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-729
| 4 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-729
| 5 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-729
| 6 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-729
| 7 |
Dallas |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-729
| 8 |
Dallas |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2010-11-03 |
|
| 972-729
| 9 |
Dallas |
TX |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2012-09-10 |
|
| 972-730
| A |
Grand Prairie |
TX |
DLLSTXMCDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-730
| 0 |
Grand Prairie |
TX |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2012-03-22 |
|
| 972-730
| 1 |
Grand Prairie |
TX |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2012-03-22 |
|
| 972-730
| 2 |
Grand Prairie |
TX |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2012-03-22 |
|
| 972-730
| 3 |
Grand Prairie |
TX |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2012-03-22 |
|
| 972-730
| 4 |
Grand Prairie |
TX |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2012-03-22 |
|
| 972-730
| 5 |
Grand Prairie |
TX |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2012-04-10 |
|
| 972-730
| 6 |
Grand Prairie |
TX |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2012-04-10 |
|
| 972-730
| 7 |
Grand Prairie |
TX |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2012-04-10 |
|
| 972-730
| 8 |
Grand Prairie |
TX |
DLLSTXMCDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-730
| 9 |
Grand Prairie |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2012-06-01 |
|
| 972-731
| A |
Frisco EACS |
TX |
FRSCTXESDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-732
| A |
Dallas |
TX |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-733
| A |
Dallas |
TX |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-733
| 0 |
Dallas |
TX |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-733
| 1 |
Dallas |
TX |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-733
| 2 |
Dallas |
TX |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-733
| 3 |
Dallas |
TX |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-733
| 4 |
Dallas |
TX |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-733
| 5 |
Dallas |
TX |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-733
| 6 |
Dallas |
TX |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-733
| 7 |
Dallas |
TX |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-733
| 8 |
Dallas |
TX |
|
145J TERRA NOVA TELECOM INC. |
552 |
|
2021-01-30 |
|
| 972-733
| 9 |
Dallas |
TX |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-734
| A |
Princeton EMS |
TX |
PRTNTXRERS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-734
| 0 |
Princeton EMS |
TX |
|
515J IP HORIZON LLC |
552 |
|
2017-12-15 |
|
| 972-734
| 1 |
Princeton EMS |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2014-01-18 |
|
| 972-734
| 2 |
Princeton EMS |
TX |
PRTNTXRERS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-734
| 3 |
Princeton EMS |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2020-09-18 |
|
| 972-734
| 5 |
Princeton EMS |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2008-08-02 |
|
| 972-734
| 6 |
Princeton EMS |
TX |
PRTNTXRERS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-734
| 7 |
Princeton EMS |
TX |
DLLSTXHW6MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
552 |
|
2010-12-23 |
|
| 972-734
| 8 |
Princeton EMS |
TX |
DLLSTXBKDS0 |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2011-09-17 |
|
| 972-734
| 9 |
Princeton EMS |
TX |
RCSNTXHVBMD |
516C AT&T CORP. |
552 |
|
2010-11-29 |
|
| 972-735
| A |
Dallas |
TX |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-736
| A |
Princeton |
TX |
PRTNTXRERS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-736
| 0 |
Princeton |
TX |
|
793K TWC IP ENABLED SERVICES, LLC |
552 |
|
2018-07-13 |
|
| 972-736
| 1 |
Princeton |
TX |
PRTNTXRERS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-736
| 2 |
Princeton |
TX |
PRTNTXRERS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-736
| 3 |
Princeton |
TX |
PRTNTXRERS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-736
| 4 |
Princeton |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2013-12-06 |
|
| 972-736
| 5 |
Princeton |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2013-12-06 |
|
| 972-736
| 6 |
Princeton |
TX |
PRTNTXRERS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-736
| 7 |
Princeton |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2012-05-15 |
|
| 972-736
| 8 |
Princeton |
TX |
DLLSTX97DSS |
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
552 |
|
2013-04-22 |
|
| 972-736
| 9 |
Princeton |
TX |
DLLSTX97DSS |
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
552 |
|
2013-04-22 |
|
| 972-737
| A |
Allen |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-737
| 0 |
Allen |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2015-05-11 |
|
| 972-737
| 1 |
Allen |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2015-06-13 |
|
| 972-737
| 2 |
Allen |
TX |
DLLATX37DS6 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2015-05-10 |
|
| 972-737
| 3 |
Allen |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
2015-01-17 |
|
| 972-737
| 4 |
Allen |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2016-03-03 |
|
| 972-737
| 5 |
Allen |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2016-03-03 |
|
| 972-737
| 6 |
Allen |
TX |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
2016-11-09 |
|
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Last updated: Wed, 18 Jun 2025 02:30:00 UTC
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