Local Calling Guide
Area code/prefix search
NPA: 650
[Rate centres in NPA 650]
[Dial plan for NPA 650]
NXX: 639
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 650-639
| A |
San Mateo |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2025-01-16 |
|
| 650-639
| 0 |
San Mateo |
CA |
|
624H ONVOY SPECTRUM, LLC |
722 |
|
2025-01-30 |
|
| 650-639
| 1 |
San Mateo |
CA |
|
624H ONVOY SPECTRUM, LLC |
722 |
|
2025-05-16 |
|
| 650-639
| 2 |
San Mateo |
CA |
|
624H ONVOY SPECTRUM, LLC |
722 |
|
2025-05-16 |
|
| 650-639
| 3 |
San Mateo |
CA |
|
624H ONVOY SPECTRUM, LLC |
722 |
|
2025-05-16 |
|
| 650-639
| 4 |
San Mateo |
CA |
|
433E SONIC TELECOM, LLC - CA |
722 |
|
2025-05-28 |
|
| 650-639
| 5 |
San Mateo |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2025-01-16 |
|
| 650-639
| 6 |
San Mateo |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2025-01-16 |
|
| 650-639
| 7 |
San Mateo |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2025-01-16 |
|
| 650-639
| 8 |
San Mateo |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2025-01-16 |
|
| 650-639
| 9 |
San Mateo |
CA |
SNTDCAUJCM9 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
722 |
|
2025-01-16 |
|
Last updated: Wed, 18 Jun 2025 02:30:00 UTC
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