Yamhill, OR — rate center
- State
- Oregon
- Active prefixes
- 3
- Carriers
- 3
- Pooled prefixes
- 3
- LATA
- 672
- Metro area
- Portland-Vancouver-Hillsboro, OR-WA MSA
Yamhill is a telephone rate center in Oregon served by area codes 503, 971. A rate center is the locality the phone industry uses to anchor numbers for billing; every prefix listed below is registered here.
The rate center currently carries 3 working prefixes, held by 3 different carriers. Pooling applies to 3 of them — individual thousands-blocks may belong to different companies.
The rate center belongs to the Portland-Vancouver-Hillsboro, OR-WA Metropolitan Statistical Area. Routing-wise it sits in LATA 672.
Because 503, 971 all serve this territory, two Yamhill numbers can look completely different while being neighbors — check the prefix, not just the area code.
Yamhill is a small rate center: 3 prefixes across 3 carriers serve it. Small localities like this often keep the same blocks for decades, so the prefix-to-place mapping tends to be stable.
A Yamhill prefix on caller ID is a starting point, not proof of origin — numbers travel with their owners and displays can be spoofed. Use official callback numbers for anything sensitive.
Prefixes anchored to Yamhill
| Prefix | Code holder | Pooled |
|---|---|---|
| 503-662 | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
FAQ
What area code is Yamhill, OR?
Yamhill is served by 2 area codes — 503, 971 — which overlay the same territory.
How many prefixes does Yamhill have?
3 active NXX prefixes are anchored to this rate center in NANPA records, held by 3 carriers.
Is a call from a Yamhill prefix really from Yamhill?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.