Local Calling Guide
Area code/prefix search
Calmar, IA
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 563-267
| A |
|
7421 AT&T - LOCAL |
635 |
|
2025-11-07 |
|
| 563-267
| 9 |
|
7421 AT&T - LOCAL |
635 |
|
2025-11-07 |
|
| 563-550
| A |
CDRRIADTHMD |
624H ONVOY SPECTRUM, LLC |
635 |
|
|
|
| 563-550
| 0 |
|
939H COMMIO, LLC |
635 |
|
2022-11-06 |
|
| 563-550
| 1 |
|
444G AUREON COMMUNICATIONS, LLC |
635 |
|
2023-12-23 |
|
| 563-550
| 5 |
|
624H ONVOY SPECTRUM, LLC |
635 |
|
2021-08-21 |
|
| 563-550
| 9 |
|
515J IP HORIZON LLC |
635 |
|
2025-08-21 |
|
| 563-562
| A |
CLMRIACORS5 |
9631 QWEST CORPORATION |
635 |
|
|
|
| 563-562
| 0 |
|
9877 LEVEL 3 COMMUNICATIONS, LLC - IA |
635 |
|
2010-04-01 |
|
| 563-562
| 1 |
|
593K MCC TELEPHONY LLC |
635 |
|
2010-05-09 |
|
| 563-562
| 2 |
|
221F ONVOY, LLC - IA |
635 |
|
2013-04-04 |
|
| 563-562
| 3 |
|
9631 QWEST CORPORATION |
635 |
|
|
|
| 563-562
| 4 |
|
9631 QWEST CORPORATION |
635 |
|
|
|
| 563-562
| 5 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
635 |
|
2017-06-09 |
|
| 563-562
| 6 |
|
985E BANDWIDTH.COM CLEC, LLC - IA |
635 |
|
2012-05-21 |
|
| 563-562
| 7 |
|
221F ONVOY, LLC - IA |
635 |
|
2008-09-04 |
|
| 563-562
| 8 |
|
221F ONVOY, LLC - IA |
635 |
|
2014-11-07 |
|
| 563-562
| 9 |
|
9631 QWEST CORPORATION |
635 |
|
|
|
| 563-800
| A |
CDRRIADTKMD |
221F ONVOY, LLC - IA |
635 |
|
|
|
| 563-800
| 0 |
|
221F ONVOY, LLC - IA |
635 |
|
2018-04-19 |
|
| 563-800
| 1 |
|
073H TELNYX LLC |
635 |
|
2018-06-29 |
|
| 563-800
| 3 |
|
221F ONVOY, LLC - IA |
635 |
|
2021-03-14 |
|
| 563-800
| 4 |
|
221F ONVOY, LLC - IA |
635 |
|
2021-03-14 |
|
| 563-800
| 5 |
|
221F ONVOY, LLC - IA |
635 |
|
2019-09-19 |
|
| 563-800
| 6 |
|
221F ONVOY, LLC - IA |
635 |
|
2021-04-24 |
|
| 563-800
| 7 |
|
221F ONVOY, LLC - IA |
635 |
|
2021-04-24 |
|
| 563-800
| 8 |
|
221F ONVOY, LLC - IA |
635 |
|
2018-04-19 |
|
| 563-800
| 9 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
635 |
|
2019-12-19 |
|
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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