Get a local business phone number in St. Matthews, SC

What area code is St. Matthews, SC?

With 1,834 residents in the Census 2024 estimate, St. Matthews sits in Calhoun County, South Carolina. All 4 exchanges NANPA lists for its rate center are in area code 803. 803 is part of an overlay with 839, so a new local number in St. Matthews may carry any of those codes depending on which have numbers available. St. Matthews is in the Eastern time zone.

According to NANPA's dialing-plan data, local calls within 803 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Phone carriers in St. Matthews

2 carriers hold the 4 exchanges assigned to St. Matthews's rate center. Windstream South Carolina, INC. has the most, with 3. 4 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in St. Matthews can come from any of these blocks; once it is yours, porting lets it move between providers.

Local prefixes for St. Matthews

These are the central office codes NANPA records for St. Matthews. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2015. None were assigned in 2020 or later.

How local numbers work in St. Matthews

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

New local numbers are drawn from carrier inventory, so the exact 803 numbers available change over time; porting an existing number is free.

Who does business near St. Matthews

St. Matthews is part of the Columbia, SC metro area, home to 870,000 people in 2024. County Business Patterns counted 18,855 business establishments in the Columbia, SC metro area in 2023, employing 314,623 people. The largest sectors by establishment count are retail trade (2,776), health care and social assistance (2,124), and professional, scientific, and technical services (2,109).

Business phone service in St. Matthews

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 St. Matthews 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.

The comparison below uses 17 users, the rounded average establishment size in the Columbia, SC metro area. At list prices checked September 28, 2026, that is $424.15 a month on Ooma Office Pro and $510.00 on RingCentral RingEX Core. Callata comes to $339.00 a month for 17 users ($99 a month with 5 users included, then $20 per additional user), below both.