Local Calling Guide
Area code/prefix search
NPA: 563
[Rate centres in NPA 563]
[Dial plan for NPA 563]
NXX: 239
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 563-239
| A |
Dubuque |
IA |
DVNPIAEA8MD |
751F MCC TELEPHONY OF IOWA, LLC - IA |
634 |
|
|
|
| 563-239
| 0 |
Dubuque |
IA |
|
6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA |
634 |
|
2018-07-11 |
|
| 563-239
| 1 |
Dubuque |
IA |
|
751F MCC TELEPHONY OF IOWA, LLC - IA |
634 |
|
2016-11-20 |
|
| 563-239
| 2 |
Dubuque |
IA |
|
9877 LEVEL 3 COMMUNICATIONS, LLC - IA |
634 |
|
2017-01-21 |
|
| 563-239
| 3 |
Dubuque |
IA |
|
221F ONVOY, LLC - IA |
634 |
|
2019-09-19 |
|
| 563-239
| 4 |
Dubuque |
IA |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
634 |
|
2017-09-22 |
|
| 563-239
| 5 |
Dubuque |
IA |
|
221F ONVOY, LLC - IA |
634 |
|
2018-01-15 |
|
| 563-239
| 6 |
Dubuque |
IA |
|
221F ONVOY, LLC - IA |
634 |
|
2018-01-15 |
|
| 563-239
| 7 |
Dubuque |
IA |
|
6529 T-MOBILE USA, INC. |
634 |
|
2018-04-09 |
|
| 563-239
| 8 |
Dubuque |
IA |
|
6529 T-MOBILE USA, INC. |
634 |
|
2018-04-09 |
|
| 563-239
| 9 |
Dubuque |
IA |
|
695G IMON COMMUNICATIONS, LLC - IA |
634 |
|
2018-03-18 |
|
Last updated: Thu, 01 Jan 2026 03:59:49 UTC
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