Local Calling Guide
Area code/prefix search
East Harrisburg, IA
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 712-612
| A |
SXFLSDCOX0X |
624H ONVOY SPECTRUM, LLC |
640 |
|
|
|
| 712-612
| 1 |
|
624H ONVOY SPECTRUM, LLC |
640 |
|
2021-10-29 |
|
| 712-612
| 6 |
|
624H ONVOY SPECTRUM, LLC |
640 |
|
2021-08-22 |
|
| 712-612
| 7 |
|
9877 LEVEL 3 COMMUNICATIONS, LLC - IA |
640 |
|
2023-01-08 |
|
| 712-612
| 9 |
|
490J DISH WIRELESS, LLC |
640 |
|
2022-08-27 |
|
| 712-746
| A |
HRBGSDCORS1 |
9631 QWEST CORPORATION |
640 |
|
|
|
| 712-746
| 0 |
|
221F ONVOY, LLC - IA |
640 |
|
2016-07-18 |
|
| 712-746
| 1 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
640 |
|
2017-06-07 |
|
| 712-746
| 2 |
|
9631 QWEST CORPORATION |
640 |
|
|
|
| 712-746
| 6 |
|
221F ONVOY, LLC - IA |
640 |
|
2014-09-12 |
|
| 712-746
| 7 |
|
985E BANDWIDTH.COM CLEC, LLC - IA |
640 |
|
2012-05-21 |
|
| 712-746
| 8 |
|
221F ONVOY, LLC - IA |
640 |
|
2019-09-20 |
|
| 712-746
| 9 |
|
221F ONVOY, LLC - IA |
640 |
|
2019-09-20 |
|
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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