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Get a local business phone number in Ephrata, WA

Ephrata's area code, prefixes and carriers from NANPA records, and how to put a Ephrata number in front of your customers.

Area code
509
Exchanges
8NANPA-assigned
Carriers
5
Population
8,718Census 2024 est.

What area code is Ephrata, WA?

Ephrata city is a Census place in Grant County, Washington, with an estimated 8,718 residents in 2024. All 8 exchanges NANPA lists for its rate center are in area code 509. Ephrata is in the Pacific time zone.

According to NANPA's dialing-plan data, local calls within 509 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Area codes with exchanges in Ephrata, WA
Area codeExchanges hereShareIn service sinceOverlay withTime zone
5098100%1957nonePacific

Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.

Who holds Ephrata phone exchanges

5 carriers hold the 8 exchanges assigned to Ephrata's rate center. New Cingular Wireless PCS, LLC has the most, with 3. 7 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. The table counts codes by the operating company NANPA assigned them to, not by who serves each number today.

Carriers holding exchanges in Ephrata, WA
Carrier (NANPA operating company)ExchangesShare
New Cingular Wireless PCS, LLC338%
Cellco Partnership d/b/a Verizon Wireless - Wa225%
T-mobile USA, INC.113%
Computers 5*, INC. d/b/a Localtel - Wa113%
Qwest Corporation113%

Carrier names are the operating company (OCN) names on NANPA's utilized central office code file dated 10/01/2026. A carrier holding a code may port numbers to other carriers.

Local prefixes for Ephrata

These are the central office codes NANPA records for Ephrata. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2001. 2 of the 8 were assigned in 2020 or later.

Prefixes assigned in Ephrata, WA
Area codePrefixes (NXX)
509237, 289, 398, 450, 702, 717, 754, 906

Source: NANPA utilized central office code file.

When Ephrata's exchanges were assigned

Assignment dates show when each block of Ephrata numbers was added to the local supply.

Ephrata, WA: exchanges by decade assigned
Decade assignedExchangesShare
2000s350%
2010s117%
2020s233%

Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.

What makes a number local to Ephrata

NANPA ties every exchange to a rate center. For Ephrata that is EPHRATA, so a number from one of these exchanges reads as local to people in and around Ephrata.

If your business already has a Ephrata number, porting it to Callata is free and keeps it on your cards, listings and vehicles.

Businesses around Ephrata

Ephrata is part of the Moses Lake, WA micropolitan area, home to 105,000 people in 2024. County Business Patterns counted 2,123 business establishments in the Moses Lake, WA micropolitan area in 2023, employing 24,839 people. The largest sectors by establishment count are construction (297), retail trade (284), and accommodation and food services (246).

Selected industries in the Moses Lake, WA micropolitan area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Full-service restaurants656439.9
Limited-service restaurants651,18418.2
Residential remodelers461503.3
New single-family housing construction contractors391233.2
Child day care services393338.5
Hotels and motels3643412.1
Offices of real estate agents and brokers351474.2
Insurance agencies and brokerages342146.3

Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.

A Ephrata number on Callata

For $99 a month, Callata puts a team of up to 5 on one plan ($20 for each person after that): up to 3 local numbers, unlimited inbound calls, a pooled allowance of 1,500 outbound US and Canada minutes per user, browser and cell calling, voicemail transcription with urgency triage, recorded calls with AI summaries and business-hours routing, with E911 on every number.

If you already have a number in Ephrata, porting it to Callata is free. Texting from a local number requires a one-time carrier registration (10DLC, $49), and the numbers available in any area code depend on carrier inventory when you choose them.

Optional AI agents (receptionist, sales, support or scheduler) can answer calls after hours or when nobody picks up, take messages, text, email and transfer to your team. They are billed from prepaid AI minutes at $0.25 per minute, identify themselves as AI, and may only place outbound calls to people who consented, between 8am and 9pm.

The comparison below uses 12 users, the rounded average establishment size in the Moses Lake, WA micropolitan area. At list prices checked September 28, 2026, that is $299.40 a month on Ooma Office Pro and $360.00 on RingCentral RingEX Core. On Callata the same 12 people cost $239.00 a month, less than either per-seat plan.

Monthly list price for a 12-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$239.00$2,868.00
Quo (Starter)$19.00 per user$228.00$2,736.00
Nextiva (Core)$23.00 per user$276.00$3,312.00
Ooma (Office Pro)$24.95 per user$299.40$3,592.80
Dialpad (Standard)$27.00 per user$324.00$3,888.00
RingCentral (RingEX Core)$30.00 per user$360.00$4,320.00

Competitor prices are each vendor's published month-to-month list price per user for its lowest plan that includes business calling and texting, checked September 28, 2026: Quo Starter $19, Nextiva Core $23, Ooma Office Pro $24.95 (Essentials excludes texting; one-time $29.95 activation not included), Dialpad Standard $27, RingCentral RingEX Core $30 ($20 billed annually). Prices exclude taxes and fees and may change; annual contracts lower some competitors' prices.

Frequently asked questions

What area code is Ephrata, WA?

509. All exchanges NANPA lists for Ephrata are in 509.

How many phone companies have exchanges in Ephrata?

5, holding 8 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing Ephrata business number?

Yes. Porting an existing number to Callata is free. Texting from it starts after carrier registration (10DLC), a one-time $49 fee.

How much is a business phone line in Ephrata?

Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 12 users come to $239.00 a month. For comparison, 12 users on RingCentral RingEX Core list at $360.00 a month (checked September 28, 2026).