About Area Code 564
- Region Code
- 564
- City
- Vancouver
- State
- Washington
- Population
- 2,000,000
- Largest City
- Vancouver
- Time Zone
- Pacific Time
Area Code 564 — Vancouver, Washington
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Introduced in 2017 as an overlay to 360, 564 expanded numbering capacity for western Washington without forcing number changes. In Vancouver and the rest of Clark County, the overlay ushered in mandatory 10‑digit dialing while preserving long‑established lines. As demand kept rising, state regulators later authorized the same overlay strategy to extend alongside 206, 253, and 425 when those codes approach exhaustion—reflecting a unified approach to growth across the I‑5 corridor. Vancouver’s telephony patterns mirror its cross‑river ties to Portland: heavy mobile usage, commuter calling, and a mix of residential and enterprise demand shaped by port logistics and proximity to major tech employers in the wider metro.
Vancouver’s identity blends early Pacific Northwest history—anchored by Fort Vancouver and the Columbia—with contemporary trade and services. The Port of Vancouver USA links river, rail, and highway networks, while local institutions such as Clark College and WSU Vancouver support a skilled workforce and research partnerships. Outdoor culture, cross‑border shopping and commuting, and revitalized neighborhoods add layers to everyday communication and business needs.