Get a local business phone number in Columbia, MS

Columbia area codes

Columbia city is a Census place in Marion County, Mississippi, with an estimated 6,534 residents in 2024. NANPA lists 15 exchanges for its rate center across 2 area codes; 601 has the most (12, 80%). 601 is part of an overlay with 769, so a new local number in Columbia may carry any of those codes depending on which have numbers available. Columbia is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 601 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Columbia exchanges by carrier

8 carriers hold the 15 exchanges assigned to Columbia's rate center. Bellsouth Telecomm INC d/b/a South Central Bell Tel has the most, with 4. 11 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in Columbia can come from any of these blocks; once it is yours, porting lets it move between providers.

Columbia phone prefixes

Each prefix below is a block of up to 10,000 numbers that NANPA assigned to Columbia's rate center (COLUMBIA). The earliest assignment date recorded in the file for these codes is 2002. 3 of the 15 were assigned in 2020 or later.

When Columbia's exchanges were assigned

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

What makes a number local to Columbia

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

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

Businesses around Columbia

Columbia is outside any Census metro or micropolitan area, so the figures below are statewide. County Business Patterns counted 60,465 business establishments in Mississippi in 2023, employing 956,079 people. The largest sectors by establishment count are retail trade (11,303), health care and social assistance (7,038), and other services (except public administration) (6,523).

A Columbia 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.

If you already have a number in Columbia, 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.

A 16-person team is the benchmark here, the rounded average establishment size in Mississippi. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $480.00 a month and Ooma Office Pro $399.20. On Callata the same 16 people cost $319.00 a month, less than either per-seat plan.