Get a local business phone number in Pierre, SD

Area codes in Pierre

Pierre, in Hughes County, South Dakota, had a Census-estimated population of 13,788 in July 2024. All 15 exchanges NANPA lists for its rate center are in area code 605. Pierre is in the Central and Mountain time zone.

According to NANPA's dialing-plan data, local calls within 605 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Phone carriers in Pierre

8 carriers hold the 15 exchanges assigned to Pierre's rate center. Qwest Corporation has the most, with 5. 9 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 Pierre

These are the central office codes NANPA records for Pierre. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2001. 3 of the 15 were assigned in 2020 or later.

When Pierre's exchanges were assigned

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

How local numbers work in Pierre

What a caller sees as "local" is the area code plus prefix. In Pierre, those come from the PIERRE rate center, as recorded by NANPA.

Keeping an existing Pierre number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 605 when you pick it.

The local business market

Pierre is part of the Pierre, SD micropolitan area, home to 20,541 people in 2024. County Business Patterns counted 751 business establishments in the Pierre, SD micropolitan area in 2023, employing 7,420 people. The largest sectors by establishment count are construction (99), retail trade (97), and other services (except public administration) (94).

Business phone service in Pierre

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 Pierre, 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 10 users, the rounded average establishment size in the Pierre, SD micropolitan area. At list prices checked September 28, 2026, that is $249.50 a month on Ooma Office Pro and $300.00 on RingCentral RingEX Core. On Callata the same 10 people cost $199.00 a month, less than either per-seat plan.