Local Calling Guide
Area code/prefix search
Switch: LNMTCOMADS1
- Switch name: LONGMONT
- Switch type: 5E
- See all switches at this location
| NPA-NXX | BLOCK | Rate Centre | Region | OCN | LATA | LIR | Eff date | Disc date |
|---|---|---|---|---|---|---|---|---|
| 303-485 | A | Longmont | CO | 9636 QWEST CORPORATION | 656 | |||
| 303-651 | A | Longmont | CO | 9636 QWEST CORPORATION | 656 | |||
| 303-678 | A | Longmont | CO | 9636 QWEST CORPORATION | 656 | |||
| 303-682 | A | Longmont | CO | 9636 QWEST CORPORATION | 656 | |||
| 303-684 | A | Longmont | CO | 9636 QWEST CORPORATION | 656 | |||
| 303-702 | A | Longmont | CO | 9636 QWEST CORPORATION | 656 | |||
| 303-772 | A | Longmont | CO | 9636 QWEST CORPORATION | 656 | |||
| 303-774 | A | Longmont | CO | 9636 QWEST CORPORATION | 656 | |||
| 303-776 | A | Longmont | CO | 9636 QWEST CORPORATION | 656 | |||
| 720-494 | A | Longmont | CO | 9636 QWEST CORPORATION | 656 | |||
| 720-652 | A | Longmont | CO | 9636 QWEST CORPORATION | 656 | |||
| 720-718 | A | Longmont | CO | 9636 QWEST CORPORATION | 656 | |||
| 720-864 | A | Longmont | CO | 9636 QWEST CORPORATION | 656 |
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
Sponsored by: ISP Telecom
Like this site? We accept donations via PayPal.