Local Calling Guide
Area code/prefix search
NPA: 503 [Rate centres in NPA 503] [Dial plan for NPA 503]
NXX: 600
| NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
|---|---|---|---|---|---|---|---|---|---|
| 503-600 | A | Molalla | OR | PTLDORWAXKY | 936F ASTOUND BROADBAND, LLC - OR | 672 | |||
| 503-600 | 0 | Molalla | OR | PTLDORWAXKY | 936F ASTOUND BROADBAND, LLC - OR | 672 | 2009-08-03 | ||
| 503-600 | 5 | Molalla | OR | PTLGORIA7MD | 3234 LEVEL 3 COMMUNICATIONS, LLC - OR | 672 | 2024-07-15 | ||
| 503-600 | 7 | Molalla | OR | THDLORXADMD | 7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR | 672 | 2022-07-07 |
Last updated: Sun, 26 Jan 2025 15:59:20 UTC
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