Local Calling Guide
Area code/prefix search
Hamburg, IA
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 712-350
| A |
CRRLIAAF0MD |
6266 UNITED STATES CELLULAR - IA |
644 |
|
|
|
| 712-350
| 0 |
|
6266 UNITED STATES CELLULAR - IA |
644 |
|
|
|
| 712-350
| 1 |
|
6266 UNITED STATES CELLULAR - IA |
644 |
|
|
|
| 712-350
| 2 |
|
221F ONVOY, LLC - IA |
644 |
|
2016-07-18 |
|
| 712-350
| 3 |
|
073H TELNYX LLC |
644 |
|
2018-07-02 |
|
| 712-350
| 4 |
|
939H COMMIO, LLC |
644 |
|
2022-10-28 |
|
| 712-350
| 5 |
|
221F ONVOY, LLC - IA |
644 |
|
2019-09-20 |
|
| 712-350
| 6 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
644 |
|
2017-06-03 |
|
| 712-350
| 7 |
|
221F ONVOY, LLC - IA |
644 |
|
2015-12-04 |
|
| 712-350
| 8 |
|
221F ONVOY, LLC - IA |
644 |
|
2016-04-14 |
|
| 712-350
| 9 |
|
221F ONVOY, LLC - IA |
644 |
|
2016-04-14 |
|
| 712-382
| A |
HMBGIACORS3 |
9631 QWEST CORPORATION |
644 |
|
|
|
| 712-382
| 0 |
|
6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA |
644 |
|
2003-11-04 |
|
| 712-382
| 1 |
|
9631 QWEST CORPORATION |
644 |
|
|
|
| 712-382
| 2 |
|
9631 QWEST CORPORATION |
644 |
|
|
|
| 712-382
| 3 |
|
624H ONVOY SPECTRUM, LLC |
644 |
|
2024-11-29 |
|
| 712-382
| 4 |
|
985E BANDWIDTH.COM CLEC, LLC - IA |
644 |
|
2012-07-08 |
|
| 712-382
| 5 |
|
221F ONVOY, LLC - IA |
644 |
|
2013-04-04 |
|
| 712-382
| 6 |
|
221F ONVOY, LLC - IA |
644 |
|
2014-11-07 |
|
| 712-382
| 7 |
|
221F ONVOY, LLC - IA |
644 |
|
2008-09-04 |
|
| 712-382
| 8 |
|
221F ONVOY, LLC - IA |
644 |
|
2013-09-13 |
|
| 712-382
| 9 |
|
444G AUREON COMMUNICATIONS, LLC |
644 |
|
2014-10-22 |
|
| 712-591
| A |
HMBGIACORS4 |
9631 QWEST CORPORATION |
644 |
|
|
|
| 712-591
| 0 |
|
6701 AERIAL COMMUNICATIONS, INC. |
644 |
|
2024-09-05 |
|
| 712-591
| 1 |
|
221F ONVOY, LLC - IA |
644 |
|
2021-04-23 |
|
| 712-591
| 2 |
|
9631 QWEST CORPORATION |
644 |
|
2019-11-16 |
|
| 712-591
| 3 |
|
5562 METROPCS, INC. |
644 |
|
2025-04-20 |
|
| 712-591
| 5 |
|
221F ONVOY, LLC - IA |
644 |
|
2021-05-10 |
|
| 712-591
| 7 |
|
9877 LEVEL 3 COMMUNICATIONS, LLC - IA |
644 |
|
2023-01-08 |
|
| 712-591
| 8 |
|
221F ONVOY, LLC - IA |
644 |
|
2021-04-23 |
|
| 712-591
| 9 |
|
6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA |
644 |
|
2024-10-25 |
|
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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