Scio, OR — rate center
Scio is a telephone rate center in Oregon served by area code 503. A rate center is the locality the phone industry uses to anchor numbers for billing; every prefix listed below is registered here.
NANPA records show 1 active prefixes here.
Routing-wise it sits in LATA 672.
Scio is a small rate center: one prefix from a single carrier serve it. Small localities like this often keep the same blocks for decades, so the prefix-to-place mapping tends to be stable.
As always with US numbering: a prefix anchored to Scio tells you where the block was issued. The person calling may have ported the number, moved away, or be spoofing it entirely — verify callers through independently found contact details.
Prefixes anchored to Scio
| Prefix | Code holder | Pooled |
|---|---|---|
| 503-394 | SCIO MUTUAL TEL. CO. | No |
FAQ
What area code is Scio, OR?
Scio numbers use area code 503.
How many prefixes does Scio have?
1 active NXX prefixes are anchored to this rate center in NANPA records.
Is a call from a Scio prefix really from Scio?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.