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SIERRA TELEPHONE CO., INC.
Operating Company Number (OCN): 2338
Is this carrier legit?
Carriers are telecom operating companies that own number blocks (NPA-NXX). A number showing this carrier does not guarantee the caller is that company — scam calls can spoof caller ID.
Ad Unit
Optional ad placement.Number blocks (sample)
| State | NPA | NXX | Rate center | Open |
|---|---|---|---|---|
| CA | 209 | 742 | MARIPOSA | Prefix |
| CA | 209 | 966 | MARIPOSA | Prefix |
| CA | 559 | 641 | COARSEGOLD | Prefix |
| CA | 559 | 642 | COARSEGOLD | Prefix |
| CA | 559 | 658 | COARSEGOLD | Prefix |
| CA | 559 | 683 | COARSEGOLD | Prefix |
| CA | 559 | 689 | RAYMOND | Prefix |
| CA | 559 | 692 | COARSEGOLD | Prefix |
Showing up to 2,000 blocks (cap for performance).
SEO keywords covered
carrier lookup • operating company number • ocn lookup • who owns this number • npa nxx • rate center
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