Get a local business phone number in Oklahoma City, OK

Area codes in Oklahoma City

Oklahoma City, in Oklahoma County, Oklahoma, had a Census-estimated population of 712,919 in July 2024. NANPA lists 378 exchanges for its rate center across 2 area codes; 405 has the most (337, 89%). 405 is part of an overlay with 572, so a new local number in Oklahoma City may carry any of those codes depending on which have numbers available. Oklahoma City is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 405 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Oklahoma City exchanges by carrier

38 carriers hold the 378 exchanges assigned to Oklahoma City's rate center. Southwestern Bell has the most, with 83. 262 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.

Exchanges (NPA-NXX) assigned in Oklahoma City

Each prefix below is a block of up to 10,000 numbers that NANPA assigned to Oklahoma City's rate center (OKLA CITY). The earliest assignment date recorded in the file for these codes is 2001. 50 of the 378 were assigned in 2020 or later.

When Oklahoma City's exchanges were assigned

The table groups Oklahoma City's exchanges by the decade NANPA recorded them as assigned.

What makes a number local to Oklahoma City

Phone numbers are tied to a rate center, the local calling area used to decide whether a call is local or toll. Oklahoma City's numbers are rated to the OKLA CITY rate center in NANPA's records. A business number from one of the prefixes above shows up on customers' phones as a Oklahoma City number.

Keeping an existing Oklahoma City number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 405 when you pick it.

The local business market

Oklahoma City is part of the Oklahoma City, OK metro area, home to 1.5 million people in 2024. County Business Patterns counted 37,835 business establishments in the Oklahoma City, OK metro area in 2023, employing 551,321 people. The largest sectors by establishment count are health care and social assistance (4,917), professional, scientific, and technical services (4,695), and retail trade (4,497).

A Oklahoma City number on Callata

Callata is a business phone system priced at $99 a month with 5 users included, then $20 per additional user. Callata Office includes up to 3 local business numbers, unlimited inbound calling, 1,500 pooled outbound US and Canada minutes per user each month, a browser softphone that can also ring your cell, voicemail with transcription, call recording with AI summaries, business-hours routing and E911 on every number.

Porting a number you already use in Oklahoma City is free, and business texting is available once the carrier registration (10DLC) is approved; the registration carries a one-time $49 fee. Which specific numbers are open in a given area code depends on carrier inventory at the time you sign up.

AI agents are optional: an AI receptionist or scheduler can pick up when the team is busy or closed, take a message, send a text or email, or transfer the call. They draw on prepaid AI minutes ($0.25/minute), disclose that they are AI, and outbound AI calls require prior consent and are limited to 8am–9pm.

A 15-person team is the benchmark here, the rounded average establishment size in the Oklahoma City, OK metro area. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $450.00 a month and Ooma Office Pro $374.25. Callata comes to $299.00 a month for 15 users ($99 a month with 5 users included, then $20 per additional user), below both.