Local Calling Guide
Area code/prefix search
NPA: 224
[Rate centres in NPA 224]
[Dial plan for NPA 224]
NXX: 646
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 224-646
| A |
Northbrook |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2025-07-04 |
|
| 224-646
| 0 |
Northbrook |
IL |
|
224C ONVOY, LLC |
358 |
|
2026-03-16 |
|
| 224-646
| 1 |
Northbrook |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2026-04-02 |
|
| 224-646
| 2 |
Northbrook |
IL |
|
321J HD CARRIER LLC |
358 |
|
2025-10-10 |
|
| 224-646
| 3 |
Northbrook |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2026-04-02 |
|
| 224-646
| 4 |
Northbrook |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2025-07-04 |
|
| 224-646
| 5 |
Northbrook |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2025-07-04 |
|
| 224-646
| 6 |
Northbrook |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2025-07-04 |
|
| 224-646
| 7 |
Northbrook |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2025-07-04 |
|
| 224-646
| 8 |
Northbrook |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2025-07-04 |
|
| 224-646
| 9 |
Northbrook |
IL |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2025-07-04 |
|
Last updated: Sat, 21 Mar 2026 23:53:39 UTC
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