Indiana business phone guide

Indiana's business economy

Indiana had 6.9 million residents in the Census Bureau's July 2024 estimate, up 2.0% from April 2020. The U.S. population grew 2.6% over the same period. County Business Patterns counted 155,692 business establishments in the state in 2023 with 2,924,989 mid-March employees and $168.2 billion in annual payroll. The average establishment has 18.8 employees. 50.3% of establishments with employees had fewer than five people. The three largest sectors by establishments are retail trade (21,015), health care and social assistance (19,159), and other services (except public administration) (17,107).

Business density and team size in Indiana

Indiana has 22.5 business establishments per 1,000 residents, 8.5% below the U.S. figure of 24.6. Establishments average 18.8 employees against 16.7 nationally, and payroll per employee is $57,497 (15.9% below the U.S. $68,342). 50.3% of establishments with employees have fewer than five people (U.S.: 55.5%), while 6.5% have 50 or more. Because a handful of large employers lift the average, the share of very small establishments says more about who buys a small-business phone system.

Indiana's phone numbering

NANPA lists 8 geographic area codes in service in Indiana, with 3,984 central office codes assigned across 526 rate centers and held by 116 carriers. 317 has the most assigned codes (786). 4 of them are part of overlays. The newest in service is 463, since November 15, 2016.

Small-business industries in Indiana

Among the 141 phone-heavy small-business industries these guides cover, the largest in Indiana by establishment count are limited-service restaurants (5,396), full-service restaurants (4,796), and physician practices (3,462). Each links to a page with metro breakdowns, team sizes and phone costs for that industry in Indiana.

Metro and micropolitan areas

40 Census metro or micropolitan areas include part of Indiana. The largest is Chicago, IL-IN with 9.4 million residents.

Choosing an area code in Indiana

6 of Indiana's 8 area codes require ten-digit dialing for local calls; in the others NANPA still lists seven-digit local dialing. In overlays (317/463 and 812/930), the codes share one territory, so a new number may come from any code in the overlay. A business that serves one city usually takes a number in that city's dominant code; one that covers a region can hold up to 3 local numbers on Callata's plan.

Largest Indiana cities for local numbers

262 Indiana cities and towns have their own local-number page. The most populous are Indianapolis city (317/463), Fort Wayne (260), Washington (812/930), and Evansville (812/930).

What phone service costs a Indiana business

Per-seat phone plans multiply by headcount. For the rounded average establishment size in Indiana, 19 users on RingCentral RingEX Core come to $570.00 a month and on Ooma Office Pro $474.05, at month-to-month list prices checked September 28, 2026. On Callata the same 19 people cost $379.00 a month, less than either per-seat plan.

Callata in Indiana

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.

If you already have a number in Indiana, 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.