Local Calling Guide
Area code/prefix search
NPA: 440
[Rate centres in NPA 440]
[Dial plan for NPA 440]
NXX: 378
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
440-378
| A |
Strongsville |
OH |
CLEVOH975MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
320 |
|
|
|
440-378
| 0 |
Strongsville |
OH |
CLEVOH975MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
320 |
|
|
|
440-378
| 1 |
Strongsville |
OH |
CLEVOHEKDS0 |
464C ONVOY, LLC - OH |
320 |
|
2004-08-27 |
|
440-378
| 2 |
Strongsville |
OH |
CLEVOHEKDS0 |
464C ONVOY, LLC - OH |
320 |
|
2004-08-27 |
|
440-378
| 3 |
Strongsville |
OH |
CLEVOHEKDS0 |
464C ONVOY, LLC - OH |
320 |
|
2004-08-27 |
|
440-378
| 4 |
Strongsville |
OH |
CLEVOH975MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
320 |
|
|
|
440-378
| 5 |
Strongsville |
OH |
CLEVOH975MD |
4863 LEVEL 3 COMMUNICATIONS, LLC - OH |
320 |
|
|
|
440-378
| 6 |
Strongsville |
OH |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
320 |
|
2025-08-18 |
|
440-378
| 7 |
Strongsville |
OH |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
320 |
|
2025-08-18 |
|
440-378
| 8 |
Strongsville |
OH |
CLEVOHEKDS0 |
464C ONVOY, LLC - OH |
320 |
|
2004-08-27 |
|
440-378
| 9 |
Strongsville |
OH |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
320 |
|
2025-08-18 |
|
Last updated: Mon, 15 Sep 2025 02:24:40 UTC
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