Local Calling Guide
Area code/prefix search
Switch: OFLNILMQDS0
- Switch name: O'FALLON
- Switch type: DMH
- See all switches at this location
| NPA-NXX | BLOCK | Rate Centre | Region | OCN | LATA | LIR | Eff date | Disc date |
|---|---|---|---|---|---|---|---|---|
| 618-622 | A | O'Fallon | IL | 9329 ILLINOIS BELL TEL CO | 520 | |||
| 618-622 | 0 | O'Fallon | IL | 9329 ILLINOIS BELL TEL CO | 520 | |||
| 618-622 | 1 | O'Fallon | IL | 9329 ILLINOIS BELL TEL CO | 520 | |||
| 618-622 | 2 | O'Fallon | IL | 9329 ILLINOIS BELL TEL CO | 520 | |||
| 618-622 | 3 | O'Fallon | IL | 9329 ILLINOIS BELL TEL CO | 520 | |||
| 618-622 | 4 | O'Fallon | IL | 9329 ILLINOIS BELL TEL CO | 520 | |||
| 618-622 | 5 | O'Fallon | IL | 9329 ILLINOIS BELL TEL CO | 520 | |||
| 618-622 | 6 | O'Fallon | IL | 9329 ILLINOIS BELL TEL CO | 520 | |||
| 618-622 | 8 | O'Fallon | IL | 9329 ILLINOIS BELL TEL CO | 520 | |||
| 618-622 | 9 | O'Fallon | IL | 9329 ILLINOIS BELL TEL CO | 520 | |||
| 618-624 | A | O'Fallon | IL | 9329 ILLINOIS BELL TEL CO | 520 | |||
| 618-628 | A | O'Fallon | IL | 9329 ILLINOIS BELL TEL CO | 520 | |||
| 618-632 | A | O'Fallon | IL | 9329 ILLINOIS BELL TEL CO | 520 |
Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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